./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2872c384167f2e3876e0fc6c6cdca366b47c7b8757c341fcf44d3890af023ea5 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 04:45:18,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 04:45:18,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-09 04:45:18,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 04:45:18,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 04:45:18,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 04:45:18,531 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 04:45:18,531 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 04:45:18,532 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 04:45:18,533 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 04:45:18,534 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 04:45:18,534 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 04:45:18,535 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 04:45:18,535 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 04:45:18,538 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 04:45:18,538 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 04:45:18,539 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 04:45:18,539 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 04:45:18,540 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 04:45:18,540 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 04:45:18,540 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 04:45:18,545 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 04:45:18,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 04:45:18,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 04:45:18,554 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 04:45:18,555 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 04:45:18,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 04:45:18,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 04:45:18,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 04:45:18,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 04:45:18,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 04:45:18,557 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 04:45:18,557 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 04:45:18,557 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 04:45:18,558 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 04:45:18,558 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 04:45:18,558 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 04:45:18,559 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 04:45:18,559 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 04:45:18,561 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 04:45:18,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:45:18,562 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 04:45:18,562 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 04:45:18,562 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 04:45:18,563 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 04:45:18,563 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 04:45:18,564 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 04:45:18,564 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 04:45:18,564 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 04:45:18,565 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2872c384167f2e3876e0fc6c6cdca366b47c7b8757c341fcf44d3890af023ea5 [2024-11-09 04:45:18,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 04:45:18,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 04:45:18,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 04:45:18,939 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 04:45:18,940 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 04:45:18,941 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i Unable to find full path for "g++" [2024-11-09 04:45:20,930 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 04:45:21,265 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 04:45:21,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2024-11-09 04:45:21,312 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/data/ad1894eb4/efd0c7e43be34ec6a7ec3f983d6ae7f9/FLAGf817afb87 [2024-11-09 04:45:21,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/data/ad1894eb4/efd0c7e43be34ec6a7ec3f983d6ae7f9 [2024-11-09 04:45:21,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 04:45:21,337 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 04:45:21,352 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 04:45:21,353 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 04:45:21,366 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 04:45:21,366 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:45:21" (1/1) ... [2024-11-09 04:45:21,368 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344ccda7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:21, skipping insertion in model container [2024-11-09 04:45:21,368 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 04:45:21" (1/1) ... [2024-11-09 04:45:21,474 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 04:45:22,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:45:22,136 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 04:45:22,210 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 04:45:22,278 INFO L204 MainTranslator]: Completed translation [2024-11-09 04:45:22,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22 WrapperNode [2024-11-09 04:45:22,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 04:45:22,279 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 04:45:22,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 04:45:22,280 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 04:45:22,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,320 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,353 INFO L138 Inliner]: procedures = 248, calls = 56, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 154 [2024-11-09 04:45:22,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 04:45:22,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 04:45:22,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 04:45:22,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 04:45:22,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,372 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,385 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,388 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,399 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 04:45:22,400 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 04:45:22,401 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 04:45:22,401 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 04:45:22,402 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (1/1) ... [2024-11-09 04:45:22,412 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 04:45:22,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 04:45:22,451 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 04:45:22,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 04:45:22,489 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-11-09 04:45:22,489 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-11-09 04:45:22,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 04:45:22,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-09 04:45:22,490 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 04:45:22,492 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 04:45:22,492 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-09 04:45:22,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 04:45:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 04:45:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-09 04:45:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 04:45:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 04:45:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 04:45:22,493 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 04:45:22,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 04:45:22,496 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 04:45:22,927 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 04:45:22,932 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 04:45:23,308 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 04:45:23,308 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 04:45:23,522 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 04:45:23,522 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 04:45:23,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:45:23 BoogieIcfgContainer [2024-11-09 04:45:23,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 04:45:23,525 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 04:45:23,525 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 04:45:23,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 04:45:23,531 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 04:45:21" (1/3) ... [2024-11-09 04:45:23,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f6635c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:45:23, skipping insertion in model container [2024-11-09 04:45:23,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 04:45:22" (2/3) ... [2024-11-09 04:45:23,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20f6635c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 04:45:23, skipping insertion in model container [2024-11-09 04:45:23,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:45:23" (3/3) ... [2024-11-09 04:45:23,535 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_4-container_of.i [2024-11-09 04:45:23,556 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 04:45:23,557 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-09 04:45:23,557 INFO L489 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-09 04:45:23,639 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-09 04:45:23,678 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48 places, 44 transitions, 102 flow [2024-11-09 04:45:23,821 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 1274 states, 1258 states have (on average 2.7170111287758347) internal successors, (3418), 1273 states have internal predecessors, (3418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:23,856 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 04:45:23,864 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6eb41a11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 04:45:23,864 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-09 04:45:23,870 INFO L276 IsEmpty]: Start isEmpty. Operand has 1274 states, 1258 states have (on average 2.7170111287758347) internal successors, (3418), 1273 states have internal predecessors, (3418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:23,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 04:45:23,878 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:23,879 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:23,880 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:23,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:23,886 INFO L85 PathProgramCache]: Analyzing trace with hash -85911709, now seen corresponding path program 1 times [2024-11-09 04:45:23,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:23,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [588521163] [2024-11-09 04:45:23,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:23,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:24,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:25,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:25,087 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:25,087 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [588521163] [2024-11-09 04:45:25,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [588521163] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:25,088 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:25,088 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:45:25,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521467785] [2024-11-09 04:45:25,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:25,095 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 04:45:25,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:25,122 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 04:45:25,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 04:45:25,128 INFO L87 Difference]: Start difference. First operand has 1274 states, 1258 states have (on average 2.7170111287758347) internal successors, (3418), 1273 states have internal predecessors, (3418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:25,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:25,784 INFO L93 Difference]: Finished difference Result 1797 states and 4721 transitions. [2024-11-09 04:45:25,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 04:45:25,787 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2024-11-09 04:45:25,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:25,832 INFO L225 Difference]: With dead ends: 1797 [2024-11-09 04:45:25,833 INFO L226 Difference]: Without dead ends: 1518 [2024-11-09 04:45:25,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:45:25,843 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 90 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:25,845 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 29 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:25,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1518 states. [2024-11-09 04:45:25,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1518 to 1298. [2024-11-09 04:45:25,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1298 states, 1282 states have (on average 2.701248049921997) internal successors, (3463), 1297 states have internal predecessors, (3463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:26,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 1298 states and 3463 transitions. [2024-11-09 04:45:26,009 INFO L78 Accepts]: Start accepts. Automaton has 1298 states and 3463 transitions. Word has length 10 [2024-11-09 04:45:26,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:26,010 INFO L471 AbstractCegarLoop]: Abstraction has 1298 states and 3463 transitions. [2024-11-09 04:45:26,010 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.0) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:26,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1298 states and 3463 transitions. [2024-11-09 04:45:26,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 04:45:26,013 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:26,014 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:26,014 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 04:45:26,015 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:26,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:26,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1647241241, now seen corresponding path program 1 times [2024-11-09 04:45:26,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:26,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875010242] [2024-11-09 04:45:26,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:26,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:26,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:26,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:26,566 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:26,566 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875010242] [2024-11-09 04:45:26,566 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875010242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:26,566 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:26,567 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-09 04:45:26,567 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897327484] [2024-11-09 04:45:26,567 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:26,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-09 04:45:26,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:26,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-09 04:45:26,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-09 04:45:26,572 INFO L87 Difference]: Start difference. First operand 1298 states and 3463 transitions. Second operand has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:27,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:27,036 INFO L93 Difference]: Finished difference Result 1811 states and 4746 transitions. [2024-11-09 04:45:27,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 04:45:27,037 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2024-11-09 04:45:27,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:27,050 INFO L225 Difference]: With dead ends: 1811 [2024-11-09 04:45:27,050 INFO L226 Difference]: Without dead ends: 1530 [2024-11-09 04:45:27,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:45:27,055 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 78 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 298 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 300 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 298 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:27,058 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 34 Invalid, 300 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 298 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:27,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1530 states. [2024-11-09 04:45:27,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1530 to 1326. [2024-11-09 04:45:27,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1326 states, 1310 states have (on average 2.683969465648855) internal successors, (3516), 1325 states have internal predecessors, (3516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:27,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1326 states to 1326 states and 3516 transitions. [2024-11-09 04:45:27,115 INFO L78 Accepts]: Start accepts. Automaton has 1326 states and 3516 transitions. Word has length 12 [2024-11-09 04:45:27,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:27,116 INFO L471 AbstractCegarLoop]: Abstraction has 1326 states and 3516 transitions. [2024-11-09 04:45:27,116 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.4) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 1326 states and 3516 transitions. [2024-11-09 04:45:27,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:27,122 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:27,122 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:27,122 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 04:45:27,123 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:27,123 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:27,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1582292226, now seen corresponding path program 1 times [2024-11-09 04:45:27,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:27,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889703843] [2024-11-09 04:45:27,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:27,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:27,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:27,267 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:27,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889703843] [2024-11-09 04:45:27,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [889703843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:27,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:27,268 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 04:45:27,268 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690466866] [2024-11-09 04:45:27,268 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:27,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 04:45:27,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:27,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 04:45:27,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 04:45:27,272 INFO L87 Difference]: Start difference. First operand 1326 states and 3516 transitions. Second operand has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:27,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:27,470 INFO L93 Difference]: Finished difference Result 1326 states and 3516 transitions. [2024-11-09 04:45:27,470 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 04:45:27,471 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:27,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:27,479 INFO L225 Difference]: With dead ends: 1326 [2024-11-09 04:45:27,479 INFO L226 Difference]: Without dead ends: 966 [2024-11-09 04:45:27,481 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 04:45:27,484 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 59 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 130 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 130 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 130 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:27,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 12 Invalid, 130 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 04:45:27,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 966 states. [2024-11-09 04:45:27,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 966 to 966. [2024-11-09 04:45:27,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 966 states, 958 states have (on average 2.643006263048017) internal successors, (2532), 965 states have internal predecessors, (2532), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:27,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 966 states and 2532 transitions. [2024-11-09 04:45:27,528 INFO L78 Accepts]: Start accepts. Automaton has 966 states and 2532 transitions. Word has length 16 [2024-11-09 04:45:27,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:27,529 INFO L471 AbstractCegarLoop]: Abstraction has 966 states and 2532 transitions. [2024-11-09 04:45:27,529 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.0) internal successors, (16), 4 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:27,530 INFO L276 IsEmpty]: Start isEmpty. Operand 966 states and 2532 transitions. [2024-11-09 04:45:27,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:27,533 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:27,533 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:27,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-09 04:45:27,534 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:27,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:27,538 INFO L85 PathProgramCache]: Analyzing trace with hash -1582240332, now seen corresponding path program 1 times [2024-11-09 04:45:27,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:27,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1704871519] [2024-11-09 04:45:27,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:27,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:27,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:28,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:28,533 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:28,533 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1704871519] [2024-11-09 04:45:28,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1704871519] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:28,534 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:28,534 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:28,534 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460704198] [2024-11-09 04:45:28,534 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:28,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:28,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:28,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:28,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:28,536 INFO L87 Difference]: Start difference. First operand 966 states and 2532 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:29,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:29,238 INFO L93 Difference]: Finished difference Result 1298 states and 3357 transitions. [2024-11-09 04:45:29,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:45:29,239 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:29,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:29,248 INFO L225 Difference]: With dead ends: 1298 [2024-11-09 04:45:29,249 INFO L226 Difference]: Without dead ends: 1198 [2024-11-09 04:45:29,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:45:29,254 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 91 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 358 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 358 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:29,255 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 30 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 358 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:29,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1198 states. [2024-11-09 04:45:29,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1198 to 998. [2024-11-09 04:45:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 998 states, 990 states have (on average 2.6545454545454548) internal successors, (2628), 997 states have internal predecessors, (2628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 998 states and 2628 transitions. [2024-11-09 04:45:29,330 INFO L78 Accepts]: Start accepts. Automaton has 998 states and 2628 transitions. Word has length 16 [2024-11-09 04:45:29,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:29,330 INFO L471 AbstractCegarLoop]: Abstraction has 998 states and 2628 transitions. [2024-11-09 04:45:29,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:29,331 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 2628 transitions. [2024-11-09 04:45:29,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:29,335 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:29,335 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:29,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-09 04:45:29,336 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:29,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:29,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1067769943, now seen corresponding path program 1 times [2024-11-09 04:45:29,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:29,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [852096462] [2024-11-09 04:45:29,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:29,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:29,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:30,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:30,281 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:30,281 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [852096462] [2024-11-09 04:45:30,282 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [852096462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:30,282 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:30,282 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:45:30,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125959043] [2024-11-09 04:45:30,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:30,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:45:30,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:30,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:45:30,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:45:30,285 INFO L87 Difference]: Start difference. First operand 998 states and 2628 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:31,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:31,197 INFO L93 Difference]: Finished difference Result 1594 states and 4196 transitions. [2024-11-09 04:45:31,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:45:31,198 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:31,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:31,207 INFO L225 Difference]: With dead ends: 1594 [2024-11-09 04:45:31,207 INFO L226 Difference]: Without dead ends: 1434 [2024-11-09 04:45:31,208 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=117, Invalid=263, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:45:31,209 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 134 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 502 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:31,210 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 40 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 502 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:31,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1434 states. [2024-11-09 04:45:31,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1434 to 1106. [2024-11-09 04:45:31,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1098 states have (on average 2.68488160291439) internal successors, (2948), 1105 states have internal predecessors, (2948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:31,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 2948 transitions. [2024-11-09 04:45:31,249 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 2948 transitions. Word has length 16 [2024-11-09 04:45:31,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:31,250 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 2948 transitions. [2024-11-09 04:45:31,250 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:31,250 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2948 transitions. [2024-11-09 04:45:31,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:31,251 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:31,252 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:31,252 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-09 04:45:31,252 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:31,252 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:31,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1067770263, now seen corresponding path program 1 times [2024-11-09 04:45:31,253 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:31,253 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [307422938] [2024-11-09 04:45:31,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:31,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:31,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:31,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:31,820 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:31,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [307422938] [2024-11-09 04:45:31,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [307422938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:31,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:31,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:31,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183225976] [2024-11-09 04:45:31,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:31,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:31,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:31,823 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:31,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:31,823 INFO L87 Difference]: Start difference. First operand 1106 states and 2948 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:32,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:32,565 INFO L93 Difference]: Finished difference Result 1452 states and 3802 transitions. [2024-11-09 04:45:32,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:45:32,566 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:32,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:32,575 INFO L225 Difference]: With dead ends: 1452 [2024-11-09 04:45:32,575 INFO L226 Difference]: Without dead ends: 1310 [2024-11-09 04:45:32,576 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:45:32,577 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 94 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 392 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:32,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 28 Invalid, 392 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 388 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:32,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1310 states. [2024-11-09 04:45:32,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1310 to 1146. [2024-11-09 04:45:32,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1146 states, 1138 states have (on average 2.6924428822495607) internal successors, (3064), 1145 states have internal predecessors, (3064), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:32,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 1146 states and 3064 transitions. [2024-11-09 04:45:32,615 INFO L78 Accepts]: Start accepts. Automaton has 1146 states and 3064 transitions. Word has length 16 [2024-11-09 04:45:32,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:32,615 INFO L471 AbstractCegarLoop]: Abstraction has 1146 states and 3064 transitions. [2024-11-09 04:45:32,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:32,616 INFO L276 IsEmpty]: Start isEmpty. Operand 1146 states and 3064 transitions. [2024-11-09 04:45:32,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:32,617 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:32,618 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:32,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-09 04:45:32,618 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:32,618 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:32,619 INFO L85 PathProgramCache]: Analyzing trace with hash 2102882209, now seen corresponding path program 2 times [2024-11-09 04:45:32,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:32,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225516185] [2024-11-09 04:45:32,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:32,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:32,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:33,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:33,269 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:33,269 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225516185] [2024-11-09 04:45:33,269 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225516185] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:33,269 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:33,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:45:33,270 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1569461412] [2024-11-09 04:45:33,270 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:33,270 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:45:33,270 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:33,271 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:45:33,271 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:45:33,271 INFO L87 Difference]: Start difference. First operand 1146 states and 3064 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:34,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:34,040 INFO L93 Difference]: Finished difference Result 1504 states and 3950 transitions. [2024-11-09 04:45:34,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:45:34,041 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:34,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:34,049 INFO L225 Difference]: With dead ends: 1504 [2024-11-09 04:45:34,050 INFO L226 Difference]: Without dead ends: 1362 [2024-11-09 04:45:34,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:45:34,052 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 132 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 500 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:34,052 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 38 Invalid, 500 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 493 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:34,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1362 states. [2024-11-09 04:45:34,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1362 to 1142. [2024-11-09 04:45:34,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1142 states, 1134 states have (on average 2.691358024691358) internal successors, (3052), 1141 states have internal predecessors, (3052), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:34,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 1142 states and 3052 transitions. [2024-11-09 04:45:34,094 INFO L78 Accepts]: Start accepts. Automaton has 1142 states and 3052 transitions. Word has length 16 [2024-11-09 04:45:34,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:34,094 INFO L471 AbstractCegarLoop]: Abstraction has 1142 states and 3052 transitions. [2024-11-09 04:45:34,095 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:34,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1142 states and 3052 transitions. [2024-11-09 04:45:34,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:34,096 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:34,097 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:34,097 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-09 04:45:34,097 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:34,097 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:34,098 INFO L85 PathProgramCache]: Analyzing trace with hash -472552089, now seen corresponding path program 3 times [2024-11-09 04:45:34,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:34,098 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964163393] [2024-11-09 04:45:34,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:34,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:34,562 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:34,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964163393] [2024-11-09 04:45:34,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964163393] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:34,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:34,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:45:34,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067556324] [2024-11-09 04:45:34,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:34,563 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:45:34,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:34,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:45:34,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:45:34,564 INFO L87 Difference]: Start difference. First operand 1142 states and 3052 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:35,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:35,282 INFO L93 Difference]: Finished difference Result 1504 states and 3938 transitions. [2024-11-09 04:45:35,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:45:35,282 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:35,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:35,291 INFO L225 Difference]: With dead ends: 1504 [2024-11-09 04:45:35,291 INFO L226 Difference]: Without dead ends: 1362 [2024-11-09 04:45:35,293 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=131, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:45:35,293 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 86 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 549 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:35,294 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 41 Invalid, 549 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:45:35,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1362 states. [2024-11-09 04:45:35,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1362 to 1114. [2024-11-09 04:45:35,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1114 states, 1106 states have (on average 2.6835443037974684) internal successors, (2968), 1113 states have internal predecessors, (2968), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:35,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1114 states to 1114 states and 2968 transitions. [2024-11-09 04:45:35,331 INFO L78 Accepts]: Start accepts. Automaton has 1114 states and 2968 transitions. Word has length 16 [2024-11-09 04:45:35,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:35,331 INFO L471 AbstractCegarLoop]: Abstraction has 1114 states and 2968 transitions. [2024-11-09 04:45:35,331 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:35,331 INFO L276 IsEmpty]: Start isEmpty. Operand 1114 states and 2968 transitions. [2024-11-09 04:45:35,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:35,333 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:35,333 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:35,333 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-09 04:45:35,333 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:35,334 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:35,334 INFO L85 PathProgramCache]: Analyzing trace with hash 224597545, now seen corresponding path program 2 times [2024-11-09 04:45:35,334 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:35,334 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1127439892] [2024-11-09 04:45:35,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:35,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:35,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:36,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:36,042 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:36,043 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1127439892] [2024-11-09 04:45:36,043 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1127439892] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:36,043 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:36,043 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:45:36,043 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849807846] [2024-11-09 04:45:36,044 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:36,044 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:45:36,044 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:36,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:45:36,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:45:36,046 INFO L87 Difference]: Start difference. First operand 1114 states and 2968 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:37,243 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:37,243 INFO L93 Difference]: Finished difference Result 1634 states and 4314 transitions. [2024-11-09 04:45:37,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:45:37,244 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:37,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:37,258 INFO L225 Difference]: With dead ends: 1634 [2024-11-09 04:45:37,259 INFO L226 Difference]: Without dead ends: 1474 [2024-11-09 04:45:37,260 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=182, Invalid=418, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:45:37,261 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 143 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 573 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 573 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:37,261 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 52 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 573 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:45:37,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1474 states. [2024-11-09 04:45:37,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1474 to 1202. [2024-11-09 04:45:37,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1202 states, 1194 states have (on average 2.7068676716917923) internal successors, (3232), 1201 states have internal predecessors, (3232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:37,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 1202 states and 3232 transitions. [2024-11-09 04:45:37,305 INFO L78 Accepts]: Start accepts. Automaton has 1202 states and 3232 transitions. Word has length 16 [2024-11-09 04:45:37,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:37,306 INFO L471 AbstractCegarLoop]: Abstraction has 1202 states and 3232 transitions. [2024-11-09 04:45:37,306 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1202 states and 3232 transitions. [2024-11-09 04:45:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:37,308 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:37,308 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:37,308 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-09 04:45:37,308 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:37,309 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:37,309 INFO L85 PathProgramCache]: Analyzing trace with hash 224597225, now seen corresponding path program 4 times [2024-11-09 04:45:37,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:37,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1454039714] [2024-11-09 04:45:37,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:37,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:37,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:37,900 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:37,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1454039714] [2024-11-09 04:45:37,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1454039714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:37,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:37,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:45:37,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578180034] [2024-11-09 04:45:37,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:37,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:45:37,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:37,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:45:37,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:45:37,902 INFO L87 Difference]: Start difference. First operand 1202 states and 3232 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:38,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:38,599 INFO L93 Difference]: Finished difference Result 1563 states and 4119 transitions. [2024-11-09 04:45:38,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:45:38,600 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:38,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:38,610 INFO L225 Difference]: With dead ends: 1563 [2024-11-09 04:45:38,610 INFO L226 Difference]: Without dead ends: 1421 [2024-11-09 04:45:38,611 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2024-11-09 04:45:38,612 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 93 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 504 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 504 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:38,613 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 46 Invalid, 510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 504 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:38,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1421 states. [2024-11-09 04:45:38,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1421 to 1197. [2024-11-09 04:45:38,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1197 states, 1189 states have (on average 2.705634987384357) internal successors, (3217), 1196 states have internal predecessors, (3217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:38,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 1197 states and 3217 transitions. [2024-11-09 04:45:38,655 INFO L78 Accepts]: Start accepts. Automaton has 1197 states and 3217 transitions. Word has length 16 [2024-11-09 04:45:38,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:38,655 INFO L471 AbstractCegarLoop]: Abstraction has 1197 states and 3217 transitions. [2024-11-09 04:45:38,656 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:38,656 INFO L276 IsEmpty]: Start isEmpty. Operand 1197 states and 3217 transitions. [2024-11-09 04:45:38,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:38,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:38,658 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:38,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-09 04:45:38,658 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:38,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:38,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1944130223, now seen corresponding path program 5 times [2024-11-09 04:45:38,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:38,659 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936794624] [2024-11-09 04:45:38,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:38,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:39,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:39,136 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:39,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936794624] [2024-11-09 04:45:39,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936794624] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:39,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:39,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:45:39,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409633519] [2024-11-09 04:45:39,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:39,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:45:39,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:39,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:45:39,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:45:39,138 INFO L87 Difference]: Start difference. First operand 1197 states and 3217 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:40,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:40,038 INFO L93 Difference]: Finished difference Result 1583 states and 4171 transitions. [2024-11-09 04:45:40,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:45:40,039 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:40,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:40,050 INFO L225 Difference]: With dead ends: 1583 [2024-11-09 04:45:40,050 INFO L226 Difference]: Without dead ends: 1441 [2024-11-09 04:45:40,051 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:45:40,052 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 118 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:40,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 56 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:45:40,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1441 states. [2024-11-09 04:45:40,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1441 to 1106. [2024-11-09 04:45:40,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1106 states, 1098 states have (on average 2.6812386156648453) internal successors, (2944), 1105 states have internal predecessors, (2944), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:40,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 1106 states and 2944 transitions. [2024-11-09 04:45:40,093 INFO L78 Accepts]: Start accepts. Automaton has 1106 states and 2944 transitions. Word has length 16 [2024-11-09 04:45:40,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:40,093 INFO L471 AbstractCegarLoop]: Abstraction has 1106 states and 2944 transitions. [2024-11-09 04:45:40,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:40,094 INFO L276 IsEmpty]: Start isEmpty. Operand 1106 states and 2944 transitions. [2024-11-09 04:45:40,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:40,095 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:40,095 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:40,095 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-09 04:45:40,096 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:40,096 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:40,096 INFO L85 PathProgramCache]: Analyzing trace with hash 832086704, now seen corresponding path program 1 times [2024-11-09 04:45:40,097 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:40,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43603932] [2024-11-09 04:45:40,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:40,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:40,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:40,634 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:40,635 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43603932] [2024-11-09 04:45:40,635 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43603932] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:40,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:40,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:40,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023737794] [2024-11-09 04:45:40,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:40,636 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:40,636 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:40,636 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:40,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:40,637 INFO L87 Difference]: Start difference. First operand 1106 states and 2944 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:41,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:41,267 INFO L93 Difference]: Finished difference Result 1472 states and 3869 transitions. [2024-11-09 04:45:41,268 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:45:41,268 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:41,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:41,280 INFO L225 Difference]: With dead ends: 1472 [2024-11-09 04:45:41,281 INFO L226 Difference]: Without dead ends: 1366 [2024-11-09 04:45:41,282 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:45:41,284 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 80 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 390 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 398 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 390 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:41,285 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [80 Valid, 39 Invalid, 398 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 390 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:41,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1366 states. [2024-11-09 04:45:41,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1366 to 1159. [2024-11-09 04:45:41,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1159 states, 1151 states have (on average 2.6959165942658556) internal successors, (3103), 1158 states have internal predecessors, (3103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:41,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 3103 transitions. [2024-11-09 04:45:41,330 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 3103 transitions. Word has length 16 [2024-11-09 04:45:41,331 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:41,331 INFO L471 AbstractCegarLoop]: Abstraction has 1159 states and 3103 transitions. [2024-11-09 04:45:41,332 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:41,332 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 3103 transitions. [2024-11-09 04:45:41,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:41,334 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:41,335 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:41,335 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-09 04:45:41,335 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:41,335 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:41,336 INFO L85 PathProgramCache]: Analyzing trace with hash 805971636, now seen corresponding path program 2 times [2024-11-09 04:45:41,336 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:41,336 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921161187] [2024-11-09 04:45:41,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:41,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:41,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:41,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:41,948 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:41,948 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921161187] [2024-11-09 04:45:41,948 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921161187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:41,948 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:41,949 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:41,949 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452786215] [2024-11-09 04:45:41,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:41,949 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:41,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:41,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:41,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:41,951 INFO L87 Difference]: Start difference. First operand 1159 states and 3103 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:42,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:42,486 INFO L93 Difference]: Finished difference Result 1512 states and 3975 transitions. [2024-11-09 04:45:42,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:45:42,487 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:42,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:42,500 INFO L225 Difference]: With dead ends: 1512 [2024-11-09 04:45:42,500 INFO L226 Difference]: Without dead ends: 1412 [2024-11-09 04:45:42,501 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:45:42,502 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 100 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 366 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 100 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 370 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 366 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:42,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [100 Valid, 31 Invalid, 370 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 366 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:42,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1412 states. [2024-11-09 04:45:42,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1412 to 1159. [2024-11-09 04:45:42,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1159 states, 1151 states have (on average 2.6959165942658556) internal successors, (3103), 1158 states have internal predecessors, (3103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:42,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 3103 transitions. [2024-11-09 04:45:42,585 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 3103 transitions. Word has length 16 [2024-11-09 04:45:42,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:42,586 INFO L471 AbstractCegarLoop]: Abstraction has 1159 states and 3103 transitions. [2024-11-09 04:45:42,587 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:42,587 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 3103 transitions. [2024-11-09 04:45:42,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:42,589 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:42,589 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:42,589 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-09 04:45:42,590 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:42,590 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:42,590 INFO L85 PathProgramCache]: Analyzing trace with hash 510137076, now seen corresponding path program 2 times [2024-11-09 04:45:42,591 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:42,591 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819640943] [2024-11-09 04:45:42,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:42,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:42,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:43,146 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:43,147 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:43,147 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819640943] [2024-11-09 04:45:43,147 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819640943] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:43,147 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:43,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:43,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929363816] [2024-11-09 04:45:43,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:43,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:43,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:43,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:43,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:43,149 INFO L87 Difference]: Start difference. First operand 1159 states and 3103 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:43,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:43,670 INFO L93 Difference]: Finished difference Result 1502 states and 3955 transitions. [2024-11-09 04:45:43,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:45:43,671 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:43,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:43,678 INFO L225 Difference]: With dead ends: 1502 [2024-11-09 04:45:43,682 INFO L226 Difference]: Without dead ends: 1396 [2024-11-09 04:45:43,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=132, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:45:43,684 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 90 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 386 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 390 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 386 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:43,684 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 37 Invalid, 390 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 386 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:43,687 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1396 states. [2024-11-09 04:45:43,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1396 to 1159. [2024-11-09 04:45:43,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1159 states, 1151 states have (on average 2.6959165942658556) internal successors, (3103), 1158 states have internal predecessors, (3103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:43,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1159 states to 1159 states and 3103 transitions. [2024-11-09 04:45:43,719 INFO L78 Accepts]: Start accepts. Automaton has 1159 states and 3103 transitions. Word has length 16 [2024-11-09 04:45:43,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:43,720 INFO L471 AbstractCegarLoop]: Abstraction has 1159 states and 3103 transitions. [2024-11-09 04:45:43,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:43,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1159 states and 3103 transitions. [2024-11-09 04:45:43,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:43,721 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:43,721 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:43,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-09 04:45:43,722 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:43,722 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:43,722 INFO L85 PathProgramCache]: Analyzing trace with hash -1773030538, now seen corresponding path program 3 times [2024-11-09 04:45:43,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:43,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [455625237] [2024-11-09 04:45:43,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:43,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:44,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:44,237 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:44,237 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [455625237] [2024-11-09 04:45:44,237 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [455625237] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:44,237 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:44,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:44,238 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836959778] [2024-11-09 04:45:44,238 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:44,238 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:44,238 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:44,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:44,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:44,239 INFO L87 Difference]: Start difference. First operand 1159 states and 3103 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:44,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:44,925 INFO L93 Difference]: Finished difference Result 1511 states and 3972 transitions. [2024-11-09 04:45:44,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:45:44,926 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:44,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:44,934 INFO L225 Difference]: With dead ends: 1511 [2024-11-09 04:45:44,935 INFO L226 Difference]: Without dead ends: 1411 [2024-11-09 04:45:44,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:45:44,936 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 97 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:44,937 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 50 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:44,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1411 states. [2024-11-09 04:45:44,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1411 to 1094. [2024-11-09 04:45:44,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1094 states, 1086 states have (on average 2.677716390423573) internal successors, (2908), 1093 states have internal predecessors, (2908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:44,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 1094 states and 2908 transitions. [2024-11-09 04:45:44,972 INFO L78 Accepts]: Start accepts. Automaton has 1094 states and 2908 transitions. Word has length 16 [2024-11-09 04:45:44,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:44,972 INFO L471 AbstractCegarLoop]: Abstraction has 1094 states and 2908 transitions. [2024-11-09 04:45:44,973 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:44,973 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2908 transitions. [2024-11-09 04:45:44,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:44,974 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:44,974 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:44,974 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-09 04:45:44,974 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:44,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:44,975 INFO L85 PathProgramCache]: Analyzing trace with hash -2067675806, now seen corresponding path program 3 times [2024-11-09 04:45:44,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:44,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [739313738] [2024-11-09 04:45:44,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:44,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:45,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:45,442 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:45,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [739313738] [2024-11-09 04:45:45,444 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [739313738] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:45,444 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:45,444 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:45,444 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514551301] [2024-11-09 04:45:45,445 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:45,445 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:45,445 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:45,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:45,446 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:45,446 INFO L87 Difference]: Start difference. First operand 1094 states and 2908 transitions. Second operand has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:46,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:46,281 INFO L93 Difference]: Finished difference Result 1427 states and 3730 transitions. [2024-11-09 04:45:46,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:45:46,282 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:46,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:46,292 INFO L225 Difference]: With dead ends: 1427 [2024-11-09 04:45:46,293 INFO L226 Difference]: Without dead ends: 1321 [2024-11-09 04:45:46,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=59, Invalid=181, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:45:46,295 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 87 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 87 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:46,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [87 Valid, 57 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:45:46,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1321 states. [2024-11-09 04:45:46,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1321 to 1038. [2024-11-09 04:45:46,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1038 states, 1030 states have (on average 2.6601941747572817) internal successors, (2740), 1037 states have internal predecessors, (2740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:46,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 1038 states and 2740 transitions. [2024-11-09 04:45:46,327 INFO L78 Accepts]: Start accepts. Automaton has 1038 states and 2740 transitions. Word has length 16 [2024-11-09 04:45:46,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:46,328 INFO L471 AbstractCegarLoop]: Abstraction has 1038 states and 2740 transitions. [2024-11-09 04:45:46,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.2857142857142856) internal successors, (16), 8 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:46,328 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 2740 transitions. [2024-11-09 04:45:46,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:46,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:46,330 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:46,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-09 04:45:46,330 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:46,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:46,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1739052005, now seen corresponding path program 3 times [2024-11-09 04:45:46,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:46,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168676372] [2024-11-09 04:45:46,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:46,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:46,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:46,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:46,980 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:46,980 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168676372] [2024-11-09 04:45:46,980 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168676372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:46,981 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:46,981 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:45:46,981 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870345847] [2024-11-09 04:45:46,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:46,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:45:46,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:46,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:45:46,983 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:45:46,983 INFO L87 Difference]: Start difference. First operand 1038 states and 2740 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:48,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:48,169 INFO L93 Difference]: Finished difference Result 1314 states and 3394 transitions. [2024-11-09 04:45:48,169 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:45:48,169 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:48,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:48,175 INFO L225 Difference]: With dead ends: 1314 [2024-11-09 04:45:48,175 INFO L226 Difference]: Without dead ends: 1154 [2024-11-09 04:45:48,176 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=206, Invalid=496, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:45:48,177 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 145 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 585 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 608 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 585 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:48,177 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 49 Invalid, 608 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 585 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:45:48,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2024-11-09 04:45:48,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 962. [2024-11-09 04:45:48,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 962 states, 954 states have (on average 2.6373165618448637) internal successors, (2516), 961 states have internal predecessors, (2516), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:48,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 962 states to 962 states and 2516 transitions. [2024-11-09 04:45:48,209 INFO L78 Accepts]: Start accepts. Automaton has 962 states and 2516 transitions. Word has length 16 [2024-11-09 04:45:48,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:48,209 INFO L471 AbstractCegarLoop]: Abstraction has 962 states and 2516 transitions. [2024-11-09 04:45:48,209 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:48,209 INFO L276 IsEmpty]: Start isEmpty. Operand 962 states and 2516 transitions. [2024-11-09 04:45:48,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 04:45:48,211 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:48,211 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:48,211 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-09 04:45:48,212 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:48,212 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:48,212 INFO L85 PathProgramCache]: Analyzing trace with hash 1739051685, now seen corresponding path program 6 times [2024-11-09 04:45:48,212 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:48,212 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630509798] [2024-11-09 04:45:48,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:48,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:48,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:48,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:48,657 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:48,657 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630509798] [2024-11-09 04:45:48,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630509798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:48,658 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:48,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:45:48,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804713529] [2024-11-09 04:45:48,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:48,658 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:45:48,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:48,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:45:48,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:45:48,659 INFO L87 Difference]: Start difference. First operand 962 states and 2516 transitions. Second operand has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:49,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:49,226 INFO L93 Difference]: Finished difference Result 1296 states and 3318 transitions. [2024-11-09 04:45:49,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:45:49,227 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2024-11-09 04:45:49,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:49,233 INFO L225 Difference]: With dead ends: 1296 [2024-11-09 04:45:49,234 INFO L226 Difference]: Without dead ends: 1154 [2024-11-09 04:45:49,235 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2024-11-09 04:45:49,236 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 115 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:49,236 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 35 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:49,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2024-11-09 04:45:49,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 858. [2024-11-09 04:45:49,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 858 states, 850 states have (on average 2.5976470588235294) internal successors, (2208), 857 states have internal predecessors, (2208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:49,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 858 states and 2208 transitions. [2024-11-09 04:45:49,264 INFO L78 Accepts]: Start accepts. Automaton has 858 states and 2208 transitions. Word has length 16 [2024-11-09 04:45:49,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:49,265 INFO L471 AbstractCegarLoop]: Abstraction has 858 states and 2208 transitions. [2024-11-09 04:45:49,265 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 2.0) internal successors, (16), 9 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:49,265 INFO L276 IsEmpty]: Start isEmpty. Operand 858 states and 2208 transitions. [2024-11-09 04:45:49,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 04:45:49,267 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:49,267 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:49,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-09 04:45:49,268 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:49,268 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:49,268 INFO L85 PathProgramCache]: Analyzing trace with hash -1804830674, now seen corresponding path program 1 times [2024-11-09 04:45:49,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:49,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1727306946] [2024-11-09 04:45:49,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:49,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:49,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:49,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:49,729 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:49,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1727306946] [2024-11-09 04:45:49,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1727306946] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:49,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:49,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:49,729 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1316881108] [2024-11-09 04:45:49,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:49,730 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:49,730 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:49,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:49,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:49,730 INFO L87 Difference]: Start difference. First operand 858 states and 2208 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:50,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:50,280 INFO L93 Difference]: Finished difference Result 1843 states and 4637 transitions. [2024-11-09 04:45:50,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 04:45:50,280 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-09 04:45:50,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:50,287 INFO L225 Difference]: With dead ends: 1843 [2024-11-09 04:45:50,288 INFO L226 Difference]: Without dead ends: 1714 [2024-11-09 04:45:50,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:45:50,289 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 200 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 452 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 452 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:50,290 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 33 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 452 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:50,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1714 states. [2024-11-09 04:45:50,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1714 to 1097. [2024-11-09 04:45:50,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1097 states, 1089 states have (on average 2.6124885215794307) internal successors, (2845), 1096 states have internal predecessors, (2845), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:50,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1097 states to 1097 states and 2845 transitions. [2024-11-09 04:45:50,326 INFO L78 Accepts]: Start accepts. Automaton has 1097 states and 2845 transitions. Word has length 17 [2024-11-09 04:45:50,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:50,327 INFO L471 AbstractCegarLoop]: Abstraction has 1097 states and 2845 transitions. [2024-11-09 04:45:50,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:50,327 INFO L276 IsEmpty]: Start isEmpty. Operand 1097 states and 2845 transitions. [2024-11-09 04:45:50,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 04:45:50,329 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:50,329 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:50,329 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-09 04:45:50,329 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:50,330 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:50,330 INFO L85 PathProgramCache]: Analyzing trace with hash 24873010, now seen corresponding path program 1 times [2024-11-09 04:45:50,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:50,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1455348546] [2024-11-09 04:45:50,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:50,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:50,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:50,790 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:50,790 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1455348546] [2024-11-09 04:45:50,790 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1455348546] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:50,790 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:50,791 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:50,791 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829048857] [2024-11-09 04:45:50,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:50,791 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:50,792 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:50,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:50,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:50,792 INFO L87 Difference]: Start difference. First operand 1097 states and 2845 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:51,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:51,371 INFO L93 Difference]: Finished difference Result 2375 states and 6058 transitions. [2024-11-09 04:45:51,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 04:45:51,372 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-09 04:45:51,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:51,380 INFO L225 Difference]: With dead ends: 2375 [2024-11-09 04:45:51,380 INFO L226 Difference]: Without dead ends: 2232 [2024-11-09 04:45:51,382 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:45:51,382 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 190 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 495 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 495 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:51,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 39 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 495 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:51,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2232 states. [2024-11-09 04:45:51,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2232 to 1490. [2024-11-09 04:45:51,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1490 states, 1482 states have (on average 2.6437246963562755) internal successors, (3918), 1489 states have internal predecessors, (3918), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:51,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1490 states and 3918 transitions. [2024-11-09 04:45:51,437 INFO L78 Accepts]: Start accepts. Automaton has 1490 states and 3918 transitions. Word has length 17 [2024-11-09 04:45:51,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:51,437 INFO L471 AbstractCegarLoop]: Abstraction has 1490 states and 3918 transitions. [2024-11-09 04:45:51,438 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:51,438 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 3918 transitions. [2024-11-09 04:45:51,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 04:45:51,440 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:51,440 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:51,440 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-09 04:45:51,440 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:51,441 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:51,441 INFO L85 PathProgramCache]: Analyzing trace with hash 390536946, now seen corresponding path program 2 times [2024-11-09 04:45:51,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:51,441 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [725617064] [2024-11-09 04:45:51,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:51,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:51,979 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:51,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [725617064] [2024-11-09 04:45:51,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [725617064] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:51,979 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:51,979 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:51,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881696425] [2024-11-09 04:45:51,979 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:51,980 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:51,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:51,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:51,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:51,981 INFO L87 Difference]: Start difference. First operand 1490 states and 3918 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:52,684 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:52,685 INFO L93 Difference]: Finished difference Result 2456 states and 6325 transitions. [2024-11-09 04:45:52,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:45:52,685 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-09 04:45:52,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:52,696 INFO L225 Difference]: With dead ends: 2456 [2024-11-09 04:45:52,696 INFO L226 Difference]: Without dead ends: 2282 [2024-11-09 04:45:52,698 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-11-09 04:45:52,699 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 176 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:52,699 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 44 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:52,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2282 states. [2024-11-09 04:45:52,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2282 to 1596. [2024-11-09 04:45:52,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1596 states, 1588 states have (on average 2.668765743073048) internal successors, (4238), 1595 states have internal predecessors, (4238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:52,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1596 states to 1596 states and 4238 transitions. [2024-11-09 04:45:52,754 INFO L78 Accepts]: Start accepts. Automaton has 1596 states and 4238 transitions. Word has length 17 [2024-11-09 04:45:52,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:52,754 INFO L471 AbstractCegarLoop]: Abstraction has 1596 states and 4238 transitions. [2024-11-09 04:45:52,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:52,754 INFO L276 IsEmpty]: Start isEmpty. Operand 1596 states and 4238 transitions. [2024-11-09 04:45:52,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 04:45:52,756 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:52,757 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:52,757 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-09 04:45:52,757 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:52,757 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:52,758 INFO L85 PathProgramCache]: Analyzing trace with hash 94702386, now seen corresponding path program 2 times [2024-11-09 04:45:52,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:52,758 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69478858] [2024-11-09 04:45:52,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:52,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:52,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:53,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:53,275 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:53,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69478858] [2024-11-09 04:45:53,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69478858] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:53,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:53,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:53,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114233820] [2024-11-09 04:45:53,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:53,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:53,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:53,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:53,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:53,279 INFO L87 Difference]: Start difference. First operand 1596 states and 4238 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:53,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:53,971 INFO L93 Difference]: Finished difference Result 2522 states and 6564 transitions. [2024-11-09 04:45:53,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:45:53,975 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-09 04:45:53,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:53,988 INFO L225 Difference]: With dead ends: 2522 [2024-11-09 04:45:53,989 INFO L226 Difference]: Without dead ends: 2385 [2024-11-09 04:45:53,991 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=80, Invalid=192, Unknown=0, NotChecked=0, Total=272 [2024-11-09 04:45:53,991 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 180 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 565 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 565 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:53,992 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 50 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 565 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:53,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2385 states. [2024-11-09 04:45:54,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2385 to 1730. [2024-11-09 04:45:54,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1730 states, 1722 states have (on average 2.6957026713124272) internal successors, (4642), 1729 states have internal predecessors, (4642), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:54,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1730 states to 1730 states and 4642 transitions. [2024-11-09 04:45:54,060 INFO L78 Accepts]: Start accepts. Automaton has 1730 states and 4642 transitions. Word has length 17 [2024-11-09 04:45:54,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:54,061 INFO L471 AbstractCegarLoop]: Abstraction has 1730 states and 4642 transitions. [2024-11-09 04:45:54,061 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:54,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1730 states and 4642 transitions. [2024-11-09 04:45:54,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 04:45:54,063 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:54,063 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:54,064 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-09 04:45:54,064 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:54,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:54,064 INFO L85 PathProgramCache]: Analyzing trace with hash -1329590698, now seen corresponding path program 3 times [2024-11-09 04:45:54,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:54,065 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [785760930] [2024-11-09 04:45:54,065 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:54,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:54,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:54,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:54,577 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:54,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [785760930] [2024-11-09 04:45:54,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [785760930] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:54,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:54,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:54,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989610630] [2024-11-09 04:45:54,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:54,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:54,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:54,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:54,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:54,579 INFO L87 Difference]: Start difference. First operand 1730 states and 4642 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:55,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:55,203 INFO L93 Difference]: Finished difference Result 2913 states and 7441 transitions. [2024-11-09 04:45:55,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 04:45:55,204 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-09 04:45:55,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:55,216 INFO L225 Difference]: With dead ends: 2913 [2024-11-09 04:45:55,217 INFO L226 Difference]: Without dead ends: 2735 [2024-11-09 04:45:55,219 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:45:55,219 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 168 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 486 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 489 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 486 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:55,220 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 39 Invalid, 489 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 486 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:55,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2735 states. [2024-11-09 04:45:55,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2735 to 1222. [2024-11-09 04:45:55,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1222 states, 1214 states have (on average 2.6046128500823724) internal successors, (3162), 1221 states have internal predecessors, (3162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 1222 states and 3162 transitions. [2024-11-09 04:45:55,266 INFO L78 Accepts]: Start accepts. Automaton has 1222 states and 3162 transitions. Word has length 17 [2024-11-09 04:45:55,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:55,267 INFO L471 AbstractCegarLoop]: Abstraction has 1222 states and 3162 transitions. [2024-11-09 04:45:55,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:55,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1222 states and 3162 transitions. [2024-11-09 04:45:55,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 04:45:55,269 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:55,269 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:55,269 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-09 04:45:55,269 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:55,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:55,270 INFO L85 PathProgramCache]: Analyzing trace with hash -1624235966, now seen corresponding path program 3 times [2024-11-09 04:45:55,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:55,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [79690713] [2024-11-09 04:45:55,270 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:55,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:55,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:55,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:55,693 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:55,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [79690713] [2024-11-09 04:45:55,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [79690713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:55,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:55,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:45:55,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640013570] [2024-11-09 04:45:55,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:55,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:45:55,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:55,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:45:55,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:45:55,695 INFO L87 Difference]: Start difference. First operand 1222 states and 3162 transitions. Second operand has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:56,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:56,253 INFO L93 Difference]: Finished difference Result 2069 states and 5096 transitions. [2024-11-09 04:45:56,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 04:45:56,254 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2024-11-09 04:45:56,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:56,263 INFO L225 Difference]: With dead ends: 2069 [2024-11-09 04:45:56,263 INFO L226 Difference]: Without dead ends: 1936 [2024-11-09 04:45:56,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:45:56,265 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 168 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:56,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 45 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:45:56,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1936 states. [2024-11-09 04:45:56,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1936 to 917. [2024-11-09 04:45:56,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 917 states, 909 states have (on average 2.536853685368537) internal successors, (2306), 916 states have internal predecessors, (2306), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:56,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 917 states to 917 states and 2306 transitions. [2024-11-09 04:45:56,300 INFO L78 Accepts]: Start accepts. Automaton has 917 states and 2306 transitions. Word has length 17 [2024-11-09 04:45:56,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:56,301 INFO L471 AbstractCegarLoop]: Abstraction has 917 states and 2306 transitions. [2024-11-09 04:45:56,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.4285714285714284) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:56,301 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 2306 transitions. [2024-11-09 04:45:56,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:45:56,302 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:56,303 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:56,303 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-09 04:45:56,303 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:56,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:56,304 INFO L85 PathProgramCache]: Analyzing trace with hash -316053140, now seen corresponding path program 1 times [2024-11-09 04:45:56,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:56,304 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1055784045] [2024-11-09 04:45:56,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:56,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:56,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:56,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:56,888 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:56,888 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1055784045] [2024-11-09 04:45:56,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1055784045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:56,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:56,890 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:45:56,890 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902655905] [2024-11-09 04:45:56,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:56,890 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:45:56,890 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:56,891 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:45:56,891 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:45:56,891 INFO L87 Difference]: Start difference. First operand 917 states and 2306 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:57,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:57,566 INFO L93 Difference]: Finished difference Result 1145 states and 2847 transitions. [2024-11-09 04:45:57,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:45:57,566 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:45:57,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:57,571 INFO L225 Difference]: With dead ends: 1145 [2024-11-09 04:45:57,571 INFO L226 Difference]: Without dead ends: 1119 [2024-11-09 04:45:57,572 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:45:57,572 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 130 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:57,572 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 33 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:45:57,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1119 states. [2024-11-09 04:45:57,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1119 to 1018. [2024-11-09 04:45:57,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1018 states, 1010 states have (on average 2.5455445544554456) internal successors, (2571), 1017 states have internal predecessors, (2571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:57,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 1018 states and 2571 transitions. [2024-11-09 04:45:57,597 INFO L78 Accepts]: Start accepts. Automaton has 1018 states and 2571 transitions. Word has length 18 [2024-11-09 04:45:57,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:57,598 INFO L471 AbstractCegarLoop]: Abstraction has 1018 states and 2571 transitions. [2024-11-09 04:45:57,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:57,598 INFO L276 IsEmpty]: Start isEmpty. Operand 1018 states and 2571 transitions. [2024-11-09 04:45:57,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:45:57,599 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:57,600 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:57,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-09 04:45:57,600 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:57,600 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:57,601 INFO L85 PathProgramCache]: Analyzing trace with hash -316053139, now seen corresponding path program 1 times [2024-11-09 04:45:57,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:57,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [813772440] [2024-11-09 04:45:57,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:57,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:58,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:58,248 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:58,248 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [813772440] [2024-11-09 04:45:58,249 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [813772440] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:58,249 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:58,249 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:45:58,249 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750238947] [2024-11-09 04:45:58,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:58,249 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:45:58,250 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:58,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:45:58,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:45:58,250 INFO L87 Difference]: Start difference. First operand 1018 states and 2571 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:59,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:45:59,259 INFO L93 Difference]: Finished difference Result 1210 states and 2972 transitions. [2024-11-09 04:45:59,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:45:59,259 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:45:59,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:45:59,263 INFO L225 Difference]: With dead ends: 1210 [2024-11-09 04:45:59,263 INFO L226 Difference]: Without dead ends: 1158 [2024-11-09 04:45:59,264 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=172, Invalid=530, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:45:59,265 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 147 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 675 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:45:59,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 51 Invalid, 675 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:45:59,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2024-11-09 04:45:59,284 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1006. [2024-11-09 04:45:59,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1006 states, 998 states have (on average 2.532064128256513) internal successors, (2527), 1005 states have internal predecessors, (2527), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:59,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 1006 states and 2527 transitions. [2024-11-09 04:45:59,292 INFO L78 Accepts]: Start accepts. Automaton has 1006 states and 2527 transitions. Word has length 18 [2024-11-09 04:45:59,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:45:59,292 INFO L471 AbstractCegarLoop]: Abstraction has 1006 states and 2527 transitions. [2024-11-09 04:45:59,292 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:45:59,292 INFO L276 IsEmpty]: Start isEmpty. Operand 1006 states and 2527 transitions. [2024-11-09 04:45:59,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:45:59,294 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:45:59,294 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:45:59,294 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-09 04:45:59,294 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:45:59,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:45:59,295 INFO L85 PathProgramCache]: Analyzing trace with hash 1389208354, now seen corresponding path program 2 times [2024-11-09 04:45:59,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:45:59,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035476295] [2024-11-09 04:45:59,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:45:59,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:45:59,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:45:59,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:45:59,987 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:45:59,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035476295] [2024-11-09 04:45:59,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035476295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:45:59,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:45:59,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:45:59,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949831153] [2024-11-09 04:45:59,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:45:59,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:45:59,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:45:59,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:45:59,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:45:59,988 INFO L87 Difference]: Start difference. First operand 1006 states and 2527 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:01,150 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:01,151 INFO L93 Difference]: Finished difference Result 1299 states and 3242 transitions. [2024-11-09 04:46:01,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:46:01,152 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:01,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:01,157 INFO L225 Difference]: With dead ends: 1299 [2024-11-09 04:46:01,157 INFO L226 Difference]: Without dead ends: 1273 [2024-11-09 04:46:01,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 115 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=116, Invalid=436, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:46:01,159 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 138 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 594 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 610 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 594 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:01,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 35 Invalid, 610 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 594 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:01,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1273 states. [2024-11-09 04:46:01,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1273 to 1086. [2024-11-09 04:46:01,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1086 states, 1078 states have (on average 2.5445269016697587) internal successors, (2743), 1085 states have internal predecessors, (2743), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:01,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 1086 states and 2743 transitions. [2024-11-09 04:46:01,192 INFO L78 Accepts]: Start accepts. Automaton has 1086 states and 2743 transitions. Word has length 18 [2024-11-09 04:46:01,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:01,192 INFO L471 AbstractCegarLoop]: Abstraction has 1086 states and 2743 transitions. [2024-11-09 04:46:01,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:01,193 INFO L276 IsEmpty]: Start isEmpty. Operand 1086 states and 2743 transitions. [2024-11-09 04:46:01,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:01,194 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:01,194 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:01,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-09 04:46:01,195 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:01,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:01,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1389208355, now seen corresponding path program 2 times [2024-11-09 04:46:01,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:01,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297925318] [2024-11-09 04:46:01,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:01,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:01,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:02,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:02,057 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:02,058 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297925318] [2024-11-09 04:46:02,058 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297925318] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:02,058 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:02,058 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:02,058 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455694783] [2024-11-09 04:46:02,058 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:02,059 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:02,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:02,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:02,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:02,060 INFO L87 Difference]: Start difference. First operand 1086 states and 2743 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:03,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:03,381 INFO L93 Difference]: Finished difference Result 1222 states and 3059 transitions. [2024-11-09 04:46:03,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:46:03,382 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:03,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:03,387 INFO L225 Difference]: With dead ends: 1222 [2024-11-09 04:46:03,388 INFO L226 Difference]: Without dead ends: 1170 [2024-11-09 04:46:03,389 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=111, Invalid=395, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:46:03,389 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 126 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:03,390 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 39 Invalid, 687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:03,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1170 states. [2024-11-09 04:46:03,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1170 to 1026. [2024-11-09 04:46:03,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1026 states, 1018 states have (on average 2.5373280943025542) internal successors, (2583), 1025 states have internal predecessors, (2583), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:03,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 1026 states and 2583 transitions. [2024-11-09 04:46:03,419 INFO L78 Accepts]: Start accepts. Automaton has 1026 states and 2583 transitions. Word has length 18 [2024-11-09 04:46:03,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:03,420 INFO L471 AbstractCegarLoop]: Abstraction has 1026 states and 2583 transitions. [2024-11-09 04:46:03,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:03,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 2583 transitions. [2024-11-09 04:46:03,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:03,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:03,422 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:03,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-09 04:46:03,422 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:03,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:03,423 INFO L85 PathProgramCache]: Analyzing trace with hash -1189793820, now seen corresponding path program 3 times [2024-11-09 04:46:03,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:03,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1982809321] [2024-11-09 04:46:03,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:03,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:04,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:04,129 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:04,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1982809321] [2024-11-09 04:46:04,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1982809321] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:04,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:04,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:04,130 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651271542] [2024-11-09 04:46:04,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:04,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:04,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:04,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:04,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:04,131 INFO L87 Difference]: Start difference. First operand 1026 states and 2583 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:05,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:05,433 INFO L93 Difference]: Finished difference Result 1367 states and 3392 transitions. [2024-11-09 04:46:05,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:46:05,433 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:05,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:05,437 INFO L225 Difference]: With dead ends: 1367 [2024-11-09 04:46:05,437 INFO L226 Difference]: Without dead ends: 1318 [2024-11-09 04:46:05,438 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=191, Invalid=621, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:46:05,439 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 183 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 590 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 612 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:05,439 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 41 Invalid, 612 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 590 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:05,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1318 states. [2024-11-09 04:46:05,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1318 to 1075. [2024-11-09 04:46:05,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1075 states, 1069 states have (on average 2.5369504209541627) internal successors, (2712), 1074 states have internal predecessors, (2712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:05,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 1075 states and 2712 transitions. [2024-11-09 04:46:05,469 INFO L78 Accepts]: Start accepts. Automaton has 1075 states and 2712 transitions. Word has length 18 [2024-11-09 04:46:05,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:05,469 INFO L471 AbstractCegarLoop]: Abstraction has 1075 states and 2712 transitions. [2024-11-09 04:46:05,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:05,470 INFO L276 IsEmpty]: Start isEmpty. Operand 1075 states and 2712 transitions. [2024-11-09 04:46:05,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:05,471 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:05,471 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:05,472 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-09 04:46:05,472 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:05,472 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:05,472 INFO L85 PathProgramCache]: Analyzing trace with hash -1189793819, now seen corresponding path program 3 times [2024-11-09 04:46:05,473 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:05,473 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284694547] [2024-11-09 04:46:05,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:05,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:05,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:06,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:06,127 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:06,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284694547] [2024-11-09 04:46:06,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284694547] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:06,128 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:06,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:06,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091896024] [2024-11-09 04:46:06,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:06,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:06,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:06,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:06,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:06,130 INFO L87 Difference]: Start difference. First operand 1075 states and 2712 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:07,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:07,414 INFO L93 Difference]: Finished difference Result 1291 states and 3171 transitions. [2024-11-09 04:46:07,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 04:46:07,414 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:07,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:07,418 INFO L225 Difference]: With dead ends: 1291 [2024-11-09 04:46:07,418 INFO L226 Difference]: Without dead ends: 1239 [2024-11-09 04:46:07,419 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 143 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=186, Invalid=570, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:07,419 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 145 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:07,420 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 65 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:07,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1239 states. [2024-11-09 04:46:07,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1239 to 1003. [2024-11-09 04:46:07,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1003 states, 997 states have (on average 2.5275827482447344) internal successors, (2520), 1002 states have internal predecessors, (2520), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:07,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 1003 states and 2520 transitions. [2024-11-09 04:46:07,445 INFO L78 Accepts]: Start accepts. Automaton has 1003 states and 2520 transitions. Word has length 18 [2024-11-09 04:46:07,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:07,445 INFO L471 AbstractCegarLoop]: Abstraction has 1003 states and 2520 transitions. [2024-11-09 04:46:07,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:07,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1003 states and 2520 transitions. [2024-11-09 04:46:07,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:07,447 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:07,447 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:07,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-09 04:46:07,448 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:07,448 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:07,448 INFO L85 PathProgramCache]: Analyzing trace with hash -1460456278, now seen corresponding path program 4 times [2024-11-09 04:46:07,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:07,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20335910] [2024-11-09 04:46:07,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:07,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:07,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:08,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:08,129 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:08,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20335910] [2024-11-09 04:46:08,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [20335910] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:08,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:08,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:08,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271343933] [2024-11-09 04:46:08,130 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:08,130 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:08,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:08,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:08,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:08,131 INFO L87 Difference]: Start difference. First operand 1003 states and 2520 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:09,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:09,499 INFO L93 Difference]: Finished difference Result 1876 states and 4745 transitions. [2024-11-09 04:46:09,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:46:09,500 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:09,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:09,505 INFO L225 Difference]: With dead ends: 1876 [2024-11-09 04:46:09,505 INFO L226 Difference]: Without dead ends: 1850 [2024-11-09 04:46:09,506 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=166, Invalid=590, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:09,507 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 177 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 845 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 845 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:09,507 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 59 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 845 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:46:09,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1850 states. [2024-11-09 04:46:09,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1850 to 1087. [2024-11-09 04:46:09,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1087 states, 1081 states have (on average 2.54209065679926) internal successors, (2748), 1086 states have internal predecessors, (2748), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:09,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 1087 states and 2748 transitions. [2024-11-09 04:46:09,542 INFO L78 Accepts]: Start accepts. Automaton has 1087 states and 2748 transitions. Word has length 18 [2024-11-09 04:46:09,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:09,542 INFO L471 AbstractCegarLoop]: Abstraction has 1087 states and 2748 transitions. [2024-11-09 04:46:09,542 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:09,543 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 2748 transitions. [2024-11-09 04:46:09,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:09,544 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:09,544 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:09,545 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-09 04:46:09,545 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:09,545 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:09,545 INFO L85 PathProgramCache]: Analyzing trace with hash -1460456277, now seen corresponding path program 4 times [2024-11-09 04:46:09,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:09,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1645267087] [2024-11-09 04:46:09,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:09,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:10,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:10,205 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:10,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1645267087] [2024-11-09 04:46:10,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1645267087] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:10,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:10,206 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:10,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [976194730] [2024-11-09 04:46:10,206 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:10,206 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:10,206 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:10,206 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:10,207 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:10,207 INFO L87 Difference]: Start difference. First operand 1087 states and 2748 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:11,697 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:11,698 INFO L93 Difference]: Finished difference Result 1587 states and 3997 transitions. [2024-11-09 04:46:11,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:46:11,698 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:11,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:11,702 INFO L225 Difference]: With dead ends: 1587 [2024-11-09 04:46:11,703 INFO L226 Difference]: Without dead ends: 1535 [2024-11-09 04:46:11,704 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=166, Invalid=590, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:11,704 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 154 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 781 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 798 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 781 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:11,704 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 60 Invalid, 798 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 781 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:46:11,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1535 states. [2024-11-09 04:46:11,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1535 to 1011. [2024-11-09 04:46:11,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1011 states, 1005 states have (on average 2.5313432835820895) internal successors, (2544), 1010 states have internal predecessors, (2544), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:11,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 1011 states and 2544 transitions. [2024-11-09 04:46:11,738 INFO L78 Accepts]: Start accepts. Automaton has 1011 states and 2544 transitions. Word has length 18 [2024-11-09 04:46:11,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:11,739 INFO L471 AbstractCegarLoop]: Abstraction has 1011 states and 2544 transitions. [2024-11-09 04:46:11,739 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:11,739 INFO L276 IsEmpty]: Start isEmpty. Operand 1011 states and 2544 transitions. [2024-11-09 04:46:11,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:11,741 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:11,741 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:11,741 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-09 04:46:11,742 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:11,742 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:11,742 INFO L85 PathProgramCache]: Analyzing trace with hash 255508844, now seen corresponding path program 5 times [2024-11-09 04:46:11,742 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:11,742 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691755589] [2024-11-09 04:46:11,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:11,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:11,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:12,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:12,332 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:12,332 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691755589] [2024-11-09 04:46:12,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691755589] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:12,332 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:12,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:46:12,333 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1806681882] [2024-11-09 04:46:12,333 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:12,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:46:12,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:12,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:46:12,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:46:12,334 INFO L87 Difference]: Start difference. First operand 1011 states and 2544 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:13,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:13,245 INFO L93 Difference]: Finished difference Result 1688 states and 4202 transitions. [2024-11-09 04:46:13,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:46:13,246 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:13,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:13,250 INFO L225 Difference]: With dead ends: 1688 [2024-11-09 04:46:13,250 INFO L226 Difference]: Without dead ends: 1662 [2024-11-09 04:46:13,251 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:46:13,252 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 137 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 820 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:13,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 52 Invalid, 830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 820 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:13,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1662 states. [2024-11-09 04:46:13,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1662 to 1157. [2024-11-09 04:46:13,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 1151 states have (on average 2.5430060816681146) internal successors, (2927), 1156 states have internal predecessors, (2927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:13,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 2927 transitions. [2024-11-09 04:46:13,286 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 2927 transitions. Word has length 18 [2024-11-09 04:46:13,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:13,286 INFO L471 AbstractCegarLoop]: Abstraction has 1157 states and 2927 transitions. [2024-11-09 04:46:13,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:13,287 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2927 transitions. [2024-11-09 04:46:13,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:13,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:13,289 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:13,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-09 04:46:13,289 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:13,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:13,290 INFO L85 PathProgramCache]: Analyzing trace with hash 255508845, now seen corresponding path program 5 times [2024-11-09 04:46:13,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:13,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553746449] [2024-11-09 04:46:13,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:13,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:13,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:13,995 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:13,995 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553746449] [2024-11-09 04:46:13,995 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1553746449] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:13,995 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:13,995 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:13,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1648939409] [2024-11-09 04:46:13,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:13,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:13,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:13,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:13,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:13,997 INFO L87 Difference]: Start difference. First operand 1157 states and 2927 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:14,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:14,905 INFO L93 Difference]: Finished difference Result 1601 states and 4006 transitions. [2024-11-09 04:46:14,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 04:46:14,906 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:14,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:14,911 INFO L225 Difference]: With dead ends: 1601 [2024-11-09 04:46:14,911 INFO L226 Difference]: Without dead ends: 1549 [2024-11-09 04:46:14,912 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=181, Invalid=575, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:14,913 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 158 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 568 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 586 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:14,913 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 44 Invalid, 586 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 568 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:46:14,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1549 states. [2024-11-09 04:46:14,936 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1549 to 1157. [2024-11-09 04:46:14,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1157 states, 1151 states have (on average 2.5430060816681146) internal successors, (2927), 1156 states have internal predecessors, (2927), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1157 states to 1157 states and 2927 transitions. [2024-11-09 04:46:14,945 INFO L78 Accepts]: Start accepts. Automaton has 1157 states and 2927 transitions. Word has length 18 [2024-11-09 04:46:14,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:14,945 INFO L471 AbstractCegarLoop]: Abstraction has 1157 states and 2927 transitions. [2024-11-09 04:46:14,945 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:14,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1157 states and 2927 transitions. [2024-11-09 04:46:14,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:14,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:14,947 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:14,948 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-09 04:46:14,948 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:14,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:14,948 INFO L85 PathProgramCache]: Analyzing trace with hash -549847546, now seen corresponding path program 6 times [2024-11-09 04:46:14,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:14,949 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [85602277] [2024-11-09 04:46:14,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:14,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:14,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:15,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:15,542 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:15,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [85602277] [2024-11-09 04:46:15,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [85602277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:15,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:15,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:15,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007112881] [2024-11-09 04:46:15,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:15,544 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:15,544 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:15,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:15,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:15,545 INFO L87 Difference]: Start difference. First operand 1157 states and 2927 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:16,520 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:16,520 INFO L93 Difference]: Finished difference Result 1874 states and 4736 transitions. [2024-11-09 04:46:16,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:46:16,520 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:16,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:16,524 INFO L225 Difference]: With dead ends: 1874 [2024-11-09 04:46:16,525 INFO L226 Difference]: Without dead ends: 1848 [2024-11-09 04:46:16,525 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:46:16,526 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 166 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 166 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 745 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:16,526 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [166 Valid, 55 Invalid, 745 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:16,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1848 states. [2024-11-09 04:46:16,549 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1848 to 1189. [2024-11-09 04:46:16,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1189 states, 1183 states have (on average 2.5519864750633983) internal successors, (3019), 1188 states have internal predecessors, (3019), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:16,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 1189 states and 3019 transitions. [2024-11-09 04:46:16,558 INFO L78 Accepts]: Start accepts. Automaton has 1189 states and 3019 transitions. Word has length 18 [2024-11-09 04:46:16,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:16,559 INFO L471 AbstractCegarLoop]: Abstraction has 1189 states and 3019 transitions. [2024-11-09 04:46:16,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:16,559 INFO L276 IsEmpty]: Start isEmpty. Operand 1189 states and 3019 transitions. [2024-11-09 04:46:16,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:16,561 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:16,561 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:16,561 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-09 04:46:16,562 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:16,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:16,562 INFO L85 PathProgramCache]: Analyzing trace with hash -549847545, now seen corresponding path program 6 times [2024-11-09 04:46:16,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:16,563 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1009446001] [2024-11-09 04:46:16,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:16,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:16,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:17,159 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:17,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1009446001] [2024-11-09 04:46:17,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1009446001] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:17,159 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:17,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:17,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745120449] [2024-11-09 04:46:17,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:17,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:17,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:17,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:17,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:17,161 INFO L87 Difference]: Start difference. First operand 1189 states and 3019 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:17,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:17,854 INFO L93 Difference]: Finished difference Result 1585 states and 3988 transitions. [2024-11-09 04:46:17,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:46:17,854 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:17,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:17,858 INFO L225 Difference]: With dead ends: 1585 [2024-11-09 04:46:17,858 INFO L226 Difference]: Without dead ends: 1533 [2024-11-09 04:46:17,859 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=118, Invalid=388, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:46:17,859 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 143 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 494 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 494 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:17,860 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 41 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 494 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:46:17,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1533 states. [2024-11-09 04:46:17,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1533 to 1173. [2024-11-09 04:46:17,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1173 states, 1167 states have (on average 2.5492716366752357) internal successors, (2975), 1172 states have internal predecessors, (2975), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:17,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 1173 states and 2975 transitions. [2024-11-09 04:46:17,889 INFO L78 Accepts]: Start accepts. Automaton has 1173 states and 2975 transitions. Word has length 18 [2024-11-09 04:46:17,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:17,889 INFO L471 AbstractCegarLoop]: Abstraction has 1173 states and 2975 transitions. [2024-11-09 04:46:17,890 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:17,890 INFO L276 IsEmpty]: Start isEmpty. Operand 1173 states and 2975 transitions. [2024-11-09 04:46:17,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:17,891 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:17,891 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:17,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-09 04:46:17,892 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:17,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:17,892 INFO L85 PathProgramCache]: Analyzing trace with hash 369980012, now seen corresponding path program 1 times [2024-11-09 04:46:17,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:17,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485267327] [2024-11-09 04:46:17,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:17,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:17,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:18,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:18,213 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:18,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485267327] [2024-11-09 04:46:18,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485267327] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:18,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:18,214 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:46:18,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642303785] [2024-11-09 04:46:18,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:18,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:46:18,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:18,215 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:46:18,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:46:18,215 INFO L87 Difference]: Start difference. First operand 1173 states and 2975 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:18,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:18,977 INFO L93 Difference]: Finished difference Result 1973 states and 4970 transitions. [2024-11-09 04:46:18,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:46:18,978 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:18,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:18,982 INFO L225 Difference]: With dead ends: 1973 [2024-11-09 04:46:18,982 INFO L226 Difference]: Without dead ends: 1949 [2024-11-09 04:46:18,983 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=139, Invalid=367, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:46:18,984 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 292 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 535 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 292 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 556 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 535 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:18,984 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [292 Valid, 40 Invalid, 556 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 535 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:46:18,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1949 states. [2024-11-09 04:46:19,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1949 to 1518. [2024-11-09 04:46:19,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1518 states, 1512 states have (on average 2.5734126984126986) internal successors, (3891), 1517 states have internal predecessors, (3891), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:19,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1518 states to 1518 states and 3891 transitions. [2024-11-09 04:46:19,025 INFO L78 Accepts]: Start accepts. Automaton has 1518 states and 3891 transitions. Word has length 18 [2024-11-09 04:46:19,025 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:19,025 INFO L471 AbstractCegarLoop]: Abstraction has 1518 states and 3891 transitions. [2024-11-09 04:46:19,025 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1518 states and 3891 transitions. [2024-11-09 04:46:19,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:19,027 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:19,027 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:19,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-09 04:46:19,028 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:19,028 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:19,028 INFO L85 PathProgramCache]: Analyzing trace with hash 369980013, now seen corresponding path program 1 times [2024-11-09 04:46:19,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:19,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680778743] [2024-11-09 04:46:19,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:19,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:19,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:19,567 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:19,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680778743] [2024-11-09 04:46:19,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [680778743] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:19,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:19,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:46:19,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445963869] [2024-11-09 04:46:19,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:19,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:46:19,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:19,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:46:19,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:46:19,570 INFO L87 Difference]: Start difference. First operand 1518 states and 3891 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:20,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:20,570 INFO L93 Difference]: Finished difference Result 2100 states and 5238 transitions. [2024-11-09 04:46:20,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:46:20,571 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:20,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:20,576 INFO L225 Difference]: With dead ends: 2100 [2024-11-09 04:46:20,576 INFO L226 Difference]: Without dead ends: 1980 [2024-11-09 04:46:20,577 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=150, Invalid=450, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:46:20,578 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 152 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 673 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:20,578 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 49 Invalid, 673 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:20,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1980 states. [2024-11-09 04:46:20,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1980 to 1510. [2024-11-09 04:46:20,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1510 states, 1504 states have (on average 2.560505319148936) internal successors, (3851), 1509 states have internal predecessors, (3851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:20,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1510 states and 3851 transitions. [2024-11-09 04:46:20,621 INFO L78 Accepts]: Start accepts. Automaton has 1510 states and 3851 transitions. Word has length 18 [2024-11-09 04:46:20,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:20,621 INFO L471 AbstractCegarLoop]: Abstraction has 1510 states and 3851 transitions. [2024-11-09 04:46:20,621 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:20,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3851 transitions. [2024-11-09 04:46:20,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:20,624 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:20,624 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:20,624 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-09 04:46:20,624 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:20,625 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:20,625 INFO L85 PathProgramCache]: Analyzing trace with hash 404756450, now seen corresponding path program 7 times [2024-11-09 04:46:20,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:20,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154111388] [2024-11-09 04:46:20,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:20,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:20,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:21,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:21,278 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:21,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154111388] [2024-11-09 04:46:21,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154111388] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:21,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:21,279 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:21,279 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932000266] [2024-11-09 04:46:21,279 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:21,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:21,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:21,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:21,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:21,280 INFO L87 Difference]: Start difference. First operand 1510 states and 3851 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:22,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:22,784 INFO L93 Difference]: Finished difference Result 2300 states and 5805 transitions. [2024-11-09 04:46:22,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 04:46:22,785 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:22,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:22,790 INFO L225 Difference]: With dead ends: 2300 [2024-11-09 04:46:22,790 INFO L226 Difference]: Without dead ends: 2274 [2024-11-09 04:46:22,791 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 139 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=157, Invalid=545, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:46:22,792 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 175 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 872 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 895 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 872 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:22,792 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 59 Invalid, 895 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 872 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:46:22,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2274 states. [2024-11-09 04:46:22,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2274 to 1526. [2024-11-09 04:46:22,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1526 states, 1520 states have (on average 2.5625) internal successors, (3895), 1525 states have internal predecessors, (3895), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:22,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 3895 transitions. [2024-11-09 04:46:22,831 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 3895 transitions. Word has length 18 [2024-11-09 04:46:22,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:22,832 INFO L471 AbstractCegarLoop]: Abstraction has 1526 states and 3895 transitions. [2024-11-09 04:46:22,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:22,832 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3895 transitions. [2024-11-09 04:46:22,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:22,834 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:22,834 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:22,835 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-09 04:46:22,835 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:22,835 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:22,835 INFO L85 PathProgramCache]: Analyzing trace with hash 404756451, now seen corresponding path program 7 times [2024-11-09 04:46:22,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:22,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [131726249] [2024-11-09 04:46:22,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:22,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:23,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:23,487 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:23,487 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [131726249] [2024-11-09 04:46:23,487 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [131726249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:23,487 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:23,487 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:23,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690193158] [2024-11-09 04:46:23,488 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:23,488 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:23,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:23,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:23,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:23,489 INFO L87 Difference]: Start difference. First operand 1526 states and 3895 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:24,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:24,717 INFO L93 Difference]: Finished difference Result 1934 states and 4880 transitions. [2024-11-09 04:46:24,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 04:46:24,718 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:24,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:24,722 INFO L225 Difference]: With dead ends: 1934 [2024-11-09 04:46:24,722 INFO L226 Difference]: Without dead ends: 1882 [2024-11-09 04:46:24,723 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 122 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=152, Invalid=498, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:46:24,724 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 152 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:24,724 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 59 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:24,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1882 states. [2024-11-09 04:46:24,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1882 to 1510. [2024-11-09 04:46:24,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1510 states, 1504 states have (on average 2.560505319148936) internal successors, (3851), 1509 states have internal predecessors, (3851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:24,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1510 states to 1510 states and 3851 transitions. [2024-11-09 04:46:24,756 INFO L78 Accepts]: Start accepts. Automaton has 1510 states and 3851 transitions. Word has length 18 [2024-11-09 04:46:24,757 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:24,757 INFO L471 AbstractCegarLoop]: Abstraction has 1510 states and 3851 transitions. [2024-11-09 04:46:24,757 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:24,757 INFO L276 IsEmpty]: Start isEmpty. Operand 1510 states and 3851 transitions. [2024-11-09 04:46:24,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:24,759 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:24,760 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:24,760 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-09 04:46:24,761 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:24,761 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:24,762 INFO L85 PathProgramCache]: Analyzing trace with hash 2120721573, now seen corresponding path program 8 times [2024-11-09 04:46:24,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:24,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582146239] [2024-11-09 04:46:24,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:24,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:24,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:25,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:25,380 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:25,380 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582146239] [2024-11-09 04:46:25,380 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582146239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:25,380 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:25,380 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:25,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059439335] [2024-11-09 04:46:25,381 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:25,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:25,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:25,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:25,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:25,384 INFO L87 Difference]: Start difference. First operand 1510 states and 3851 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:26,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:26,430 INFO L93 Difference]: Finished difference Result 1918 states and 4791 transitions. [2024-11-09 04:46:26,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 04:46:26,431 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:26,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:26,437 INFO L225 Difference]: With dead ends: 1918 [2024-11-09 04:46:26,437 INFO L226 Difference]: Without dead ends: 1866 [2024-11-09 04:46:26,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=181, Invalid=575, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:26,439 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 155 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 651 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 669 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 651 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:26,440 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 52 Invalid, 669 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 651 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:26,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1866 states. [2024-11-09 04:46:26,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1866 to 1434. [2024-11-09 04:46:26,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1434 states, 1428 states have (on average 2.553921568627451) internal successors, (3647), 1433 states have internal predecessors, (3647), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:26,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1434 states to 1434 states and 3647 transitions. [2024-11-09 04:46:26,474 INFO L78 Accepts]: Start accepts. Automaton has 1434 states and 3647 transitions. Word has length 18 [2024-11-09 04:46:26,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:26,475 INFO L471 AbstractCegarLoop]: Abstraction has 1434 states and 3647 transitions. [2024-11-09 04:46:26,475 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:26,475 INFO L276 IsEmpty]: Start isEmpty. Operand 1434 states and 3647 transitions. [2024-11-09 04:46:26,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:26,477 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:26,477 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:26,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-09 04:46:26,477 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:26,478 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:26,478 INFO L85 PathProgramCache]: Analyzing trace with hash 1315365182, now seen corresponding path program 8 times [2024-11-09 04:46:26,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:26,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031028493] [2024-11-09 04:46:26,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:26,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:26,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:26,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:26,987 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:26,988 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031028493] [2024-11-09 04:46:26,988 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031028493] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:26,988 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:26,988 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:26,988 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297016232] [2024-11-09 04:46:26,988 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:26,988 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:26,988 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:26,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:26,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:26,989 INFO L87 Difference]: Start difference. First operand 1434 states and 3647 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:28,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:28,075 INFO L93 Difference]: Finished difference Result 2088 states and 5261 transitions. [2024-11-09 04:46:28,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:46:28,076 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:28,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:28,080 INFO L225 Difference]: With dead ends: 2088 [2024-11-09 04:46:28,080 INFO L226 Difference]: Without dead ends: 2062 [2024-11-09 04:46:28,081 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=130, Invalid=422, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:46:28,081 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 147 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 895 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 920 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 895 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:28,082 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 66 Invalid, 920 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 895 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:46:28,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2062 states. [2024-11-09 04:46:28,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2062 to 1526. [2024-11-09 04:46:28,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1526 states, 1520 states have (on average 2.5651315789473683) internal successors, (3899), 1525 states have internal predecessors, (3899), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:28,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 1526 states and 3899 transitions. [2024-11-09 04:46:28,114 INFO L78 Accepts]: Start accepts. Automaton has 1526 states and 3899 transitions. Word has length 18 [2024-11-09 04:46:28,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:28,114 INFO L471 AbstractCegarLoop]: Abstraction has 1526 states and 3899 transitions. [2024-11-09 04:46:28,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:28,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1526 states and 3899 transitions. [2024-11-09 04:46:28,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:28,116 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:28,117 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:28,117 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-09 04:46:28,117 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:28,117 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:28,117 INFO L85 PathProgramCache]: Analyzing trace with hash 1315365183, now seen corresponding path program 9 times [2024-11-09 04:46:28,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:28,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [132742562] [2024-11-09 04:46:28,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:28,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:28,658 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:28,658 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:28,658 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [132742562] [2024-11-09 04:46:28,658 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [132742562] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:28,659 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:28,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:28,659 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [798567850] [2024-11-09 04:46:28,659 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:28,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:28,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:28,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:28,660 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:28,660 INFO L87 Difference]: Start difference. First operand 1526 states and 3899 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:29,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:29,650 INFO L93 Difference]: Finished difference Result 1722 states and 4336 transitions. [2024-11-09 04:46:29,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:46:29,651 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:29,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:29,655 INFO L225 Difference]: With dead ends: 1722 [2024-11-09 04:46:29,655 INFO L226 Difference]: Without dead ends: 1670 [2024-11-09 04:46:29,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=130, Invalid=422, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:46:29,657 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 118 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:29,657 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 64 Invalid, 822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:29,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1670 states. [2024-11-09 04:46:29,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1670 to 1430. [2024-11-09 04:46:29,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1430 states, 1424 states have (on average 2.552668539325843) internal successors, (3635), 1429 states have internal predecessors, (3635), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:29,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1430 states to 1430 states and 3635 transitions. [2024-11-09 04:46:29,690 INFO L78 Accepts]: Start accepts. Automaton has 1430 states and 3635 transitions. Word has length 18 [2024-11-09 04:46:29,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:29,690 INFO L471 AbstractCegarLoop]: Abstraction has 1430 states and 3635 transitions. [2024-11-09 04:46:29,691 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:29,691 INFO L276 IsEmpty]: Start isEmpty. Operand 1430 states and 3635 transitions. [2024-11-09 04:46:29,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:29,693 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:29,693 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:29,693 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-09 04:46:29,693 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:29,694 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:29,694 INFO L85 PathProgramCache]: Analyzing trace with hash 224167300, now seen corresponding path program 9 times [2024-11-09 04:46:29,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:29,694 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391472370] [2024-11-09 04:46:29,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:29,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:29,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:30,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:30,240 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:30,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391472370] [2024-11-09 04:46:30,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391472370] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:30,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:30,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:30,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992578226] [2024-11-09 04:46:30,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:30,241 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:30,241 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:30,241 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:30,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:30,241 INFO L87 Difference]: Start difference. First operand 1430 states and 3635 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:31,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:31,137 INFO L93 Difference]: Finished difference Result 2048 states and 5149 transitions. [2024-11-09 04:46:31,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:46:31,138 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:31,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:31,142 INFO L225 Difference]: With dead ends: 2048 [2024-11-09 04:46:31,142 INFO L226 Difference]: Without dead ends: 2022 [2024-11-09 04:46:31,143 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=110, Invalid=352, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:46:31,143 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 155 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 709 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 709 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:31,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 53 Invalid, 734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 709 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:31,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2022 states. [2024-11-09 04:46:31,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2022 to 1506. [2024-11-09 04:46:31,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1506 states, 1500 states have (on average 2.5593333333333335) internal successors, (3839), 1505 states have internal predecessors, (3839), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:31,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 1506 states and 3839 transitions. [2024-11-09 04:46:31,180 INFO L78 Accepts]: Start accepts. Automaton has 1506 states and 3839 transitions. Word has length 18 [2024-11-09 04:46:31,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:31,181 INFO L471 AbstractCegarLoop]: Abstraction has 1506 states and 3839 transitions. [2024-11-09 04:46:31,181 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:31,181 INFO L276 IsEmpty]: Start isEmpty. Operand 1506 states and 3839 transitions. [2024-11-09 04:46:31,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:31,183 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:31,183 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:31,183 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-09 04:46:31,183 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:31,184 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:31,184 INFO L85 PathProgramCache]: Analyzing trace with hash 224167301, now seen corresponding path program 10 times [2024-11-09 04:46:31,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:31,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580641884] [2024-11-09 04:46:31,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:31,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:31,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:31,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:31,722 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:31,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580641884] [2024-11-09 04:46:31,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580641884] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:31,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:31,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:31,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1085086616] [2024-11-09 04:46:31,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:31,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:31,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:31,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:31,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:31,723 INFO L87 Difference]: Start difference. First operand 1506 states and 3839 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:32,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:32,443 INFO L93 Difference]: Finished difference Result 1682 states and 4224 transitions. [2024-11-09 04:46:32,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:46:32,444 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:32,444 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:32,447 INFO L225 Difference]: With dead ends: 1682 [2024-11-09 04:46:32,448 INFO L226 Difference]: Without dead ends: 1630 [2024-11-09 04:46:32,448 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:46:32,449 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 131 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 552 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 552 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:32,449 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 44 Invalid, 570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 552 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:46:32,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1630 states. [2024-11-09 04:46:32,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1630 to 1414. [2024-11-09 04:46:32,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1414 states, 1408 states have (on average 2.547585227272727) internal successors, (3587), 1413 states have internal predecessors, (3587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 3587 transitions. [2024-11-09 04:46:32,476 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 3587 transitions. Word has length 18 [2024-11-09 04:46:32,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:32,477 INFO L471 AbstractCegarLoop]: Abstraction has 1414 states and 3587 transitions. [2024-11-09 04:46:32,477 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:32,477 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 3587 transitions. [2024-11-09 04:46:32,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:32,479 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:32,479 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:32,479 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-09 04:46:32,479 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:32,480 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:32,480 INFO L85 PathProgramCache]: Analyzing trace with hash -740848854, now seen corresponding path program 10 times [2024-11-09 04:46:32,480 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:32,480 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [339720142] [2024-11-09 04:46:32,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:32,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:32,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:33,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:33,129 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:33,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [339720142] [2024-11-09 04:46:33,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [339720142] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:33,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:33,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:33,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942632134] [2024-11-09 04:46:33,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:33,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:33,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:33,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:33,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:33,130 INFO L87 Difference]: Start difference. First operand 1414 states and 3587 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:34,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:34,373 INFO L93 Difference]: Finished difference Result 2288 states and 5743 transitions. [2024-11-09 04:46:34,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 04:46:34,373 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:34,373 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:34,379 INFO L225 Difference]: With dead ends: 2288 [2024-11-09 04:46:34,379 INFO L226 Difference]: Without dead ends: 2262 [2024-11-09 04:46:34,380 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=139, Invalid=563, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:46:34,380 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 176 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 876 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:34,380 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 65 Invalid, 876 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:46:34,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2262 states. [2024-11-09 04:46:34,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2262 to 1490. [2024-11-09 04:46:34,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1490 states, 1484 states have (on average 2.5545822102425877) internal successors, (3791), 1489 states have internal predecessors, (3791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:34,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1490 states to 1490 states and 3791 transitions. [2024-11-09 04:46:34,419 INFO L78 Accepts]: Start accepts. Automaton has 1490 states and 3791 transitions. Word has length 18 [2024-11-09 04:46:34,419 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:34,419 INFO L471 AbstractCegarLoop]: Abstraction has 1490 states and 3791 transitions. [2024-11-09 04:46:34,420 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:34,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1490 states and 3791 transitions. [2024-11-09 04:46:34,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:34,422 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:34,422 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:34,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-09 04:46:34,422 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:34,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:34,423 INFO L85 PathProgramCache]: Analyzing trace with hash -740848853, now seen corresponding path program 11 times [2024-11-09 04:46:34,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:34,423 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573432317] [2024-11-09 04:46:34,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:34,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:35,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:35,077 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:35,077 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573432317] [2024-11-09 04:46:35,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573432317] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:35,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:35,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:35,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811491971] [2024-11-09 04:46:35,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:35,078 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:35,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:35,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:35,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:35,078 INFO L87 Difference]: Start difference. First operand 1490 states and 3791 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:36,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:36,196 INFO L93 Difference]: Finished difference Result 1815 states and 4516 transitions. [2024-11-09 04:46:36,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 04:46:36,197 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:36,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:36,201 INFO L225 Difference]: With dead ends: 1815 [2024-11-09 04:46:36,201 INFO L226 Difference]: Without dead ends: 1763 [2024-11-09 04:46:36,201 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=139, Invalid=563, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:46:36,202 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 154 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:36,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 66 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:36,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1763 states. [2024-11-09 04:46:36,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1763 to 1414. [2024-11-09 04:46:36,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1414 states, 1408 states have (on average 2.547585227272727) internal successors, (3587), 1413 states have internal predecessors, (3587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:36,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1414 states to 1414 states and 3587 transitions. [2024-11-09 04:46:36,222 INFO L78 Accepts]: Start accepts. Automaton has 1414 states and 3587 transitions. Word has length 18 [2024-11-09 04:46:36,222 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:36,222 INFO L471 AbstractCegarLoop]: Abstraction has 1414 states and 3587 transitions. [2024-11-09 04:46:36,222 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:36,222 INFO L276 IsEmpty]: Start isEmpty. Operand 1414 states and 3587 transitions. [2024-11-09 04:46:36,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:36,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:36,224 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:36,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-09 04:46:36,224 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:36,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:36,225 INFO L85 PathProgramCache]: Analyzing trace with hash 975116268, now seen corresponding path program 11 times [2024-11-09 04:46:36,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:36,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [303849533] [2024-11-09 04:46:36,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:36,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:36,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:36,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:36,817 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:36,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [303849533] [2024-11-09 04:46:36,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [303849533] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:36,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:36,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:36,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658289587] [2024-11-09 04:46:36,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:36,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:36,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:36,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:36,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:36,819 INFO L87 Difference]: Start difference. First operand 1414 states and 3587 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:37,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:37,917 INFO L93 Difference]: Finished difference Result 2076 states and 5179 transitions. [2024-11-09 04:46:37,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:46:37,918 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:37,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:37,923 INFO L225 Difference]: With dead ends: 2076 [2024-11-09 04:46:37,923 INFO L226 Difference]: Without dead ends: 2050 [2024-11-09 04:46:37,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=138, Invalid=462, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:46:37,924 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 178 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 741 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 741 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:37,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 58 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 741 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:37,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2050 states. [2024-11-09 04:46:37,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2050 to 1474. [2024-11-09 04:46:37,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1474 states, 1468 states have (on average 2.552452316076294) internal successors, (3747), 1473 states have internal predecessors, (3747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:37,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 1474 states and 3747 transitions. [2024-11-09 04:46:37,950 INFO L78 Accepts]: Start accepts. Automaton has 1474 states and 3747 transitions. Word has length 18 [2024-11-09 04:46:37,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:37,950 INFO L471 AbstractCegarLoop]: Abstraction has 1474 states and 3747 transitions. [2024-11-09 04:46:37,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:37,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1474 states and 3747 transitions. [2024-11-09 04:46:37,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:37,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:37,952 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:37,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-09 04:46:37,953 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:37,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:37,953 INFO L85 PathProgramCache]: Analyzing trace with hash 975116269, now seen corresponding path program 12 times [2024-11-09 04:46:37,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:37,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085184232] [2024-11-09 04:46:37,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:37,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:38,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:38,402 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:38,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085184232] [2024-11-09 04:46:38,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2085184232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:38,402 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:38,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:46:38,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087471883] [2024-11-09 04:46:38,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:38,402 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:46:38,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:38,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:46:38,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:46:38,403 INFO L87 Difference]: Start difference. First operand 1474 states and 3747 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:39,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:39,292 INFO L93 Difference]: Finished difference Result 2238 states and 5501 transitions. [2024-11-09 04:46:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:46:39,293 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:39,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:39,297 INFO L225 Difference]: With dead ends: 2238 [2024-11-09 04:46:39,298 INFO L226 Difference]: Without dead ends: 2186 [2024-11-09 04:46:39,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=181, Invalid=575, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:39,299 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 177 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 726 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 744 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 726 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:39,299 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 54 Invalid, 744 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 726 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:39,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2186 states. [2024-11-09 04:46:39,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2186 to 1513. [2024-11-09 04:46:39,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1513 states, 1507 states have (on average 2.542136695421367) internal successors, (3831), 1512 states have internal predecessors, (3831), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:39,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1513 states to 1513 states and 3831 transitions. [2024-11-09 04:46:39,325 INFO L78 Accepts]: Start accepts. Automaton has 1513 states and 3831 transitions. Word has length 18 [2024-11-09 04:46:39,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:39,325 INFO L471 AbstractCegarLoop]: Abstraction has 1513 states and 3831 transitions. [2024-11-09 04:46:39,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:39,326 INFO L276 IsEmpty]: Start isEmpty. Operand 1513 states and 3831 transitions. [2024-11-09 04:46:39,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:39,327 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:39,327 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:39,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-09 04:46:39,328 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:39,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:39,328 INFO L85 PathProgramCache]: Analyzing trace with hash 169759878, now seen corresponding path program 12 times [2024-11-09 04:46:39,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:39,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1287163259] [2024-11-09 04:46:39,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:39,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:39,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:39,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:39,837 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:39,837 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1287163259] [2024-11-09 04:46:39,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1287163259] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:39,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:39,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:39,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776211695] [2024-11-09 04:46:39,838 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:39,838 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:39,838 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:39,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:39,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:39,839 INFO L87 Difference]: Start difference. First operand 1513 states and 3831 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:41,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:41,037 INFO L93 Difference]: Finished difference Result 2441 states and 6160 transitions. [2024-11-09 04:46:41,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:46:41,038 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:41,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:41,042 INFO L225 Difference]: With dead ends: 2441 [2024-11-09 04:46:41,042 INFO L226 Difference]: Without dead ends: 2389 [2024-11-09 04:46:41,043 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=143, Invalid=507, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:46:41,044 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 161 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 832 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 832 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:41,044 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 71 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 832 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:46:41,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2389 states. [2024-11-09 04:46:41,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2389 to 1557. [2024-11-09 04:46:41,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1557 states, 1551 states have (on average 2.5473887814313345) internal successors, (3951), 1556 states have internal predecessors, (3951), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:41,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 1557 states and 3951 transitions. [2024-11-09 04:46:41,073 INFO L78 Accepts]: Start accepts. Automaton has 1557 states and 3951 transitions. Word has length 18 [2024-11-09 04:46:41,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:41,074 INFO L471 AbstractCegarLoop]: Abstraction has 1557 states and 3951 transitions. [2024-11-09 04:46:41,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:41,074 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 3951 transitions. [2024-11-09 04:46:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:41,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:41,076 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:41,076 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-09 04:46:41,076 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:41,076 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:41,077 INFO L85 PathProgramCache]: Analyzing trace with hash 1089894637, now seen corresponding path program 13 times [2024-11-09 04:46:41,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:41,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641610362] [2024-11-09 04:46:41,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:41,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:41,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:41,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:41,592 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:41,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641610362] [2024-11-09 04:46:41,592 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641610362] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:41,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:41,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:41,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886466475] [2024-11-09 04:46:41,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:41,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:41,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:41,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:41,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:41,593 INFO L87 Difference]: Start difference. First operand 1557 states and 3951 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:42,618 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:42,618 INFO L93 Difference]: Finished difference Result 1942 states and 4856 transitions. [2024-11-09 04:46:42,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:46:42,619 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:42,619 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:42,625 INFO L225 Difference]: With dead ends: 1942 [2024-11-09 04:46:42,625 INFO L226 Difference]: Without dead ends: 1890 [2024-11-09 04:46:42,627 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=143, Invalid=507, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:46:42,627 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 137 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 807 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 824 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 807 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:42,627 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 74 Invalid, 824 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 807 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:42,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1890 states. [2024-11-09 04:46:42,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1890 to 1529. [2024-11-09 04:46:42,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1529 states, 1523 states have (on average 2.546946815495732) internal successors, (3879), 1528 states have internal predecessors, (3879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:42,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 3879 transitions. [2024-11-09 04:46:42,659 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 3879 transitions. Word has length 18 [2024-11-09 04:46:42,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:42,659 INFO L471 AbstractCegarLoop]: Abstraction has 1529 states and 3879 transitions. [2024-11-09 04:46:42,659 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:42,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 3879 transitions. [2024-11-09 04:46:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:42,661 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:42,661 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:42,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-09 04:46:42,662 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:42,662 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:42,662 INFO L85 PathProgramCache]: Analyzing trace with hash 1089587436, now seen corresponding path program 2 times [2024-11-09 04:46:42,662 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:42,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156339428] [2024-11-09 04:46:42,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:42,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:42,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:42,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:42,967 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:42,967 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156339428] [2024-11-09 04:46:42,967 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156339428] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:42,967 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:42,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:46:42,968 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966923263] [2024-11-09 04:46:42,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:42,968 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:46:42,968 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:42,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:46:42,969 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:46:42,969 INFO L87 Difference]: Start difference. First operand 1529 states and 3879 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:43,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:43,826 INFO L93 Difference]: Finished difference Result 2731 states and 6825 transitions. [2024-11-09 04:46:43,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:46:43,827 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:43,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:43,832 INFO L225 Difference]: With dead ends: 2731 [2024-11-09 04:46:43,832 INFO L226 Difference]: Without dead ends: 2707 [2024-11-09 04:46:43,833 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=185, Invalid=465, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:46:43,834 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 298 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 533 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 547 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 533 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:43,834 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 44 Invalid, 547 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 533 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:46:43,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2707 states. [2024-11-09 04:46:43,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2707 to 1650. [2024-11-09 04:46:43,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1650 states, 1644 states have (on average 2.568734793187348) internal successors, (4223), 1649 states have internal predecessors, (4223), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:43,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1650 states to 1650 states and 4223 transitions. [2024-11-09 04:46:43,862 INFO L78 Accepts]: Start accepts. Automaton has 1650 states and 4223 transitions. Word has length 18 [2024-11-09 04:46:43,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:43,862 INFO L471 AbstractCegarLoop]: Abstraction has 1650 states and 4223 transitions. [2024-11-09 04:46:43,862 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:43,863 INFO L276 IsEmpty]: Start isEmpty. Operand 1650 states and 4223 transitions. [2024-11-09 04:46:43,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:43,864 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:43,864 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:43,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-09 04:46:43,864 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:43,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:43,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1089587437, now seen corresponding path program 2 times [2024-11-09 04:46:43,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:43,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550434649] [2024-11-09 04:46:43,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:43,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:44,328 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:44,328 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:44,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550434649] [2024-11-09 04:46:44,328 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550434649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:44,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:44,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:46:44,329 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604401115] [2024-11-09 04:46:44,329 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:44,329 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:46:44,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:44,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:46:44,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:46:44,330 INFO L87 Difference]: Start difference. First operand 1650 states and 4223 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:45,393 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:45,393 INFO L93 Difference]: Finished difference Result 2188 states and 5438 transitions. [2024-11-09 04:46:45,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:46:45,393 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:45,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:45,398 INFO L225 Difference]: With dead ends: 2188 [2024-11-09 04:46:45,398 INFO L226 Difference]: Without dead ends: 2068 [2024-11-09 04:46:45,399 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=564, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:45,399 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 159 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 900 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 918 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 900 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:45,399 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 70 Invalid, 918 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 900 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:45,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2068 states. [2024-11-09 04:46:45,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2068 to 1558. [2024-11-09 04:46:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1558 states, 1552 states have (on average 2.5586340206185567) internal successors, (3971), 1557 states have internal predecessors, (3971), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:45,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1558 states to 1558 states and 3971 transitions. [2024-11-09 04:46:45,425 INFO L78 Accepts]: Start accepts. Automaton has 1558 states and 3971 transitions. Word has length 18 [2024-11-09 04:46:45,425 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:45,425 INFO L471 AbstractCegarLoop]: Abstraction has 1558 states and 3971 transitions. [2024-11-09 04:46:45,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:45,425 INFO L276 IsEmpty]: Start isEmpty. Operand 1558 states and 3971 transitions. [2024-11-09 04:46:45,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:45,426 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:45,426 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:45,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-09 04:46:45,427 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:45,427 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:45,427 INFO L85 PathProgramCache]: Analyzing trace with hash -921438004, now seen corresponding path program 13 times [2024-11-09 04:46:45,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:45,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1253479038] [2024-11-09 04:46:45,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:45,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:45,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:45,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:45,977 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:45,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1253479038] [2024-11-09 04:46:45,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1253479038] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:45,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:45,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:45,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465247880] [2024-11-09 04:46:45,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:45,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:45,978 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:45,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:45,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:45,978 INFO L87 Difference]: Start difference. First operand 1558 states and 3971 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:47,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:47,116 INFO L93 Difference]: Finished difference Result 2527 states and 6380 transitions. [2024-11-09 04:46:47,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:46:47,117 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:47,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:47,122 INFO L225 Difference]: With dead ends: 2527 [2024-11-09 04:46:47,122 INFO L226 Difference]: Without dead ends: 2475 [2024-11-09 04:46:47,123 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=142, Invalid=508, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:46:47,123 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 145 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 956 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:47,123 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 80 Invalid, 956 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:46:47,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2475 states. [2024-11-09 04:46:47,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2475 to 1586. [2024-11-09 04:46:47,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1586 states, 1580 states have (on average 2.5588607594936708) internal successors, (4043), 1585 states have internal predecessors, (4043), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:47,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 1586 states and 4043 transitions. [2024-11-09 04:46:47,147 INFO L78 Accepts]: Start accepts. Automaton has 1586 states and 4043 transitions. Word has length 18 [2024-11-09 04:46:47,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:47,147 INFO L471 AbstractCegarLoop]: Abstraction has 1586 states and 4043 transitions. [2024-11-09 04:46:47,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:47,147 INFO L276 IsEmpty]: Start isEmpty. Operand 1586 states and 4043 transitions. [2024-11-09 04:46:47,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:47,148 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:47,148 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:47,148 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-09 04:46:47,149 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:47,149 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:47,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1303245, now seen corresponding path program 14 times [2024-11-09 04:46:47,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:47,149 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [193988372] [2024-11-09 04:46:47,149 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:47,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:47,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:47,671 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:47,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [193988372] [2024-11-09 04:46:47,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [193988372] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:47,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:47,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:47,672 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312127292] [2024-11-09 04:46:47,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:47,672 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:47,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:47,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:47,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:47,673 INFO L87 Difference]: Start difference. First operand 1586 states and 4043 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:48,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:48,702 INFO L93 Difference]: Finished difference Result 1939 states and 4852 transitions. [2024-11-09 04:46:48,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:46:48,703 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:48,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:48,708 INFO L225 Difference]: With dead ends: 1939 [2024-11-09 04:46:48,708 INFO L226 Difference]: Without dead ends: 1887 [2024-11-09 04:46:48,709 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=142, Invalid=508, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:46:48,709 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 141 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 750 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 772 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:48,710 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 72 Invalid, 772 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 750 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:48,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1887 states. [2024-11-09 04:46:48,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1887 to 1494. [2024-11-09 04:46:48,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1494 states, 1488 states have (on average 2.5396505376344085) internal successors, (3779), 1493 states have internal predecessors, (3779), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:48,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1494 states to 1494 states and 3779 transitions. [2024-11-09 04:46:48,735 INFO L78 Accepts]: Start accepts. Automaton has 1494 states and 3779 transitions. Word has length 18 [2024-11-09 04:46:48,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:48,735 INFO L471 AbstractCegarLoop]: Abstraction has 1494 states and 3779 transitions. [2024-11-09 04:46:48,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:48,735 INFO L276 IsEmpty]: Start isEmpty. Operand 1494 states and 3779 transitions. [2024-11-09 04:46:48,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:48,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:48,736 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:48,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-09 04:46:48,736 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:48,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:48,737 INFO L85 PathProgramCache]: Analyzing trace with hash -433417406, now seen corresponding path program 14 times [2024-11-09 04:46:48,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:48,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1971989245] [2024-11-09 04:46:48,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:48,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:48,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:49,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:49,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:49,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1971989245] [2024-11-09 04:46:49,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1971989245] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:49,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:49,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:49,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271148465] [2024-11-09 04:46:49,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:49,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:49,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:49,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:49,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:49,227 INFO L87 Difference]: Start difference. First operand 1494 states and 3779 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:50,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:50,108 INFO L93 Difference]: Finished difference Result 2198 states and 5500 transitions. [2024-11-09 04:46:50,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:46:50,108 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:50,109 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:50,113 INFO L225 Difference]: With dead ends: 2198 [2024-11-09 04:46:50,113 INFO L226 Difference]: Without dead ends: 2146 [2024-11-09 04:46:50,114 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:46:50,114 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 165 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 703 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 703 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:50,115 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 60 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 703 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:50,116 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2146 states. [2024-11-09 04:46:50,131 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2146 to 1406. [2024-11-09 04:46:50,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1406 states, 1400 states have (on average 2.5307142857142857) internal successors, (3543), 1405 states have internal predecessors, (3543), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:50,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 1406 states and 3543 transitions. [2024-11-09 04:46:50,137 INFO L78 Accepts]: Start accepts. Automaton has 1406 states and 3543 transitions. Word has length 18 [2024-11-09 04:46:50,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:50,137 INFO L471 AbstractCegarLoop]: Abstraction has 1406 states and 3543 transitions. [2024-11-09 04:46:50,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:50,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1406 states and 3543 transitions. [2024-11-09 04:46:50,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:50,139 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:50,139 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:50,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-09 04:46:50,139 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:50,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:50,139 INFO L85 PathProgramCache]: Analyzing trace with hash 486717353, now seen corresponding path program 15 times [2024-11-09 04:46:50,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:50,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [19368837] [2024-11-09 04:46:50,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:50,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:50,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:50,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:50,638 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:50,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [19368837] [2024-11-09 04:46:50,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [19368837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:50,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:50,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:50,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1860704520] [2024-11-09 04:46:50,639 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:50,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:50,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:50,639 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:50,639 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:50,639 INFO L87 Difference]: Start difference. First operand 1406 states and 3543 transitions. Second operand has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:51,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:51,371 INFO L93 Difference]: Finished difference Result 1699 states and 4196 transitions. [2024-11-09 04:46:51,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:46:51,371 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:51,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:51,377 INFO L225 Difference]: With dead ends: 1699 [2024-11-09 04:46:51,377 INFO L226 Difference]: Without dead ends: 1647 [2024-11-09 04:46:51,378 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=394, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:46:51,379 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 148 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:51,379 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 53 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:46:51,381 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1647 states. [2024-11-09 04:46:51,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1647 to 1366. [2024-11-09 04:46:51,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1366 states, 1360 states have (on average 2.5375) internal successors, (3451), 1365 states have internal predecessors, (3451), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:51,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 1366 states and 3451 transitions. [2024-11-09 04:46:51,400 INFO L78 Accepts]: Start accepts. Automaton has 1366 states and 3451 transitions. Word has length 18 [2024-11-09 04:46:51,400 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:51,400 INFO L471 AbstractCegarLoop]: Abstraction has 1366 states and 3451 transitions. [2024-11-09 04:46:51,400 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 1.8) internal successors, (18), 11 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:51,400 INFO L276 IsEmpty]: Start isEmpty. Operand 1366 states and 3451 transitions. [2024-11-09 04:46:51,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:51,401 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:51,401 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:51,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-09 04:46:51,401 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:51,401 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:51,402 INFO L85 PathProgramCache]: Analyzing trace with hash 486410152, now seen corresponding path program 3 times [2024-11-09 04:46:51,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:51,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621855864] [2024-11-09 04:46:51,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:51,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:51,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:51,651 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:51,651 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:51,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621855864] [2024-11-09 04:46:51,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621855864] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:51,652 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:51,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:46:51,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860198827] [2024-11-09 04:46:51,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:51,652 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:46:51,652 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:51,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:46:51,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:46:51,653 INFO L87 Difference]: Start difference. First operand 1366 states and 3451 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:52,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:52,418 INFO L93 Difference]: Finished difference Result 1922 states and 4746 transitions. [2024-11-09 04:46:52,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:46:52,419 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:52,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:52,424 INFO L225 Difference]: With dead ends: 1922 [2024-11-09 04:46:52,424 INFO L226 Difference]: Without dead ends: 1898 [2024-11-09 04:46:52,424 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=175, Invalid=425, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:46:52,425 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 212 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 594 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:52,425 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 40 Invalid, 594 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:46:52,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1898 states. [2024-11-09 04:46:52,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1898 to 1300. [2024-11-09 04:46:52,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1294 states have (on average 2.5224111282843893) internal successors, (3264), 1299 states have internal predecessors, (3264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 3264 transitions. [2024-11-09 04:46:52,463 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 3264 transitions. Word has length 18 [2024-11-09 04:46:52,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:52,463 INFO L471 AbstractCegarLoop]: Abstraction has 1300 states and 3264 transitions. [2024-11-09 04:46:52,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:52,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 3264 transitions. [2024-11-09 04:46:52,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:52,464 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:52,464 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:52,464 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-09 04:46:52,465 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:52,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:52,465 INFO L85 PathProgramCache]: Analyzing trace with hash 486410153, now seen corresponding path program 3 times [2024-11-09 04:46:52,465 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:52,465 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1547188860] [2024-11-09 04:46:52,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:52,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:52,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:52,989 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:52,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1547188860] [2024-11-09 04:46:52,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1547188860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:52,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:52,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:46:52,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837780038] [2024-11-09 04:46:52,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:52,990 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:46:52,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:52,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:46:52,991 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:46:52,991 INFO L87 Difference]: Start difference. First operand 1300 states and 3264 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:53,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:53,998 INFO L93 Difference]: Finished difference Result 1810 states and 4415 transitions. [2024-11-09 04:46:53,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:46:53,998 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:53,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:54,002 INFO L225 Difference]: With dead ends: 1810 [2024-11-09 04:46:54,002 INFO L226 Difference]: Without dead ends: 1690 [2024-11-09 04:46:54,003 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=187, Invalid=569, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:54,003 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 157 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 829 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 829 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:54,003 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 66 Invalid, 848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 829 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:54,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1690 states. [2024-11-09 04:46:54,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1690 to 1236. [2024-11-09 04:46:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1236 states, 1230 states have (on average 2.497560975609756) internal successors, (3072), 1235 states have internal predecessors, (3072), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:54,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1236 states to 1236 states and 3072 transitions. [2024-11-09 04:46:54,022 INFO L78 Accepts]: Start accepts. Automaton has 1236 states and 3072 transitions. Word has length 18 [2024-11-09 04:46:54,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:54,023 INFO L471 AbstractCegarLoop]: Abstraction has 1236 states and 3072 transitions. [2024-11-09 04:46:54,023 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:54,023 INFO L276 IsEmpty]: Start isEmpty. Operand 1236 states and 3072 transitions. [2024-11-09 04:46:54,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:54,024 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:54,024 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:54,024 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-09 04:46:54,024 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:54,024 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:54,024 INFO L85 PathProgramCache]: Analyzing trace with hash 1493362601, now seen corresponding path program 4 times [2024-11-09 04:46:54,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:54,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747991989] [2024-11-09 04:46:54,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:54,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:54,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:54,388 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:54,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747991989] [2024-11-09 04:46:54,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747991989] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:54,388 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:54,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:46:54,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1649661529] [2024-11-09 04:46:54,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:54,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:46:54,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:54,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:46:54,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:46:54,390 INFO L87 Difference]: Start difference. First operand 1236 states and 3072 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:55,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:55,499 INFO L93 Difference]: Finished difference Result 1813 states and 4299 transitions. [2024-11-09 04:46:55,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-09 04:46:55,499 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:55,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:55,503 INFO L225 Difference]: With dead ends: 1813 [2024-11-09 04:46:55,503 INFO L226 Difference]: Without dead ends: 1693 [2024-11-09 04:46:55,504 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=204, Invalid=726, Unknown=0, NotChecked=0, Total=930 [2024-11-09 04:46:55,504 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 176 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 918 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 918 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:55,504 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 61 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 918 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:46:55,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1693 states. [2024-11-09 04:46:55,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1693 to 1164. [2024-11-09 04:46:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1164 states, 1158 states have (on average 2.483592400690846) internal successors, (2876), 1163 states have internal predecessors, (2876), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:55,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1164 states and 2876 transitions. [2024-11-09 04:46:55,524 INFO L78 Accepts]: Start accepts. Automaton has 1164 states and 2876 transitions. Word has length 18 [2024-11-09 04:46:55,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:55,524 INFO L471 AbstractCegarLoop]: Abstraction has 1164 states and 2876 transitions. [2024-11-09 04:46:55,524 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:55,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2876 transitions. [2024-11-09 04:46:55,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:55,526 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:55,526 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:55,526 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-09 04:46:55,526 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:55,526 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:55,526 INFO L85 PathProgramCache]: Analyzing trace with hash -1198725140, now seen corresponding path program 4 times [2024-11-09 04:46:55,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:55,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1385635326] [2024-11-09 04:46:55,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:55,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:55,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:55,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:55,903 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:55,903 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1385635326] [2024-11-09 04:46:55,903 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1385635326] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:55,903 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:55,903 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:46:55,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [148493803] [2024-11-09 04:46:55,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:55,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:46:55,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:55,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:46:55,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:46:55,904 INFO L87 Difference]: Start difference. First operand 1164 states and 2876 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:56,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:56,579 INFO L93 Difference]: Finished difference Result 1349 states and 3248 transitions. [2024-11-09 04:46:56,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:46:56,579 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:56,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:56,583 INFO L225 Difference]: With dead ends: 1349 [2024-11-09 04:46:56,583 INFO L226 Difference]: Without dead ends: 1325 [2024-11-09 04:46:56,583 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:46:56,584 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 117 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 714 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 714 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:56,584 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 50 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 714 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:46:56,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1325 states. [2024-11-09 04:46:56,594 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1325 to 1164. [2024-11-09 04:46:56,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1164 states, 1158 states have (on average 2.475820379965458) internal successors, (2867), 1163 states have internal predecessors, (2867), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:56,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 1164 states and 2867 transitions. [2024-11-09 04:46:56,599 INFO L78 Accepts]: Start accepts. Automaton has 1164 states and 2867 transitions. Word has length 18 [2024-11-09 04:46:56,599 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:56,599 INFO L471 AbstractCegarLoop]: Abstraction has 1164 states and 2867 transitions. [2024-11-09 04:46:56,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:56,599 INFO L276 IsEmpty]: Start isEmpty. Operand 1164 states and 2867 transitions. [2024-11-09 04:46:56,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 04:46:56,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:56,601 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:56,601 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-09 04:46:56,601 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:56,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:56,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1198725139, now seen corresponding path program 5 times [2024-11-09 04:46:56,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:56,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328364991] [2024-11-09 04:46:56,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:56,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:57,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:57,021 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:57,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328364991] [2024-11-09 04:46:57,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1328364991] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:57,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:57,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:46:57,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151512029] [2024-11-09 04:46:57,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:57,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:46:57,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:57,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:46:57,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:46:57,023 INFO L87 Difference]: Start difference. First operand 1164 states and 2867 transitions. Second operand has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:57,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:57,888 INFO L93 Difference]: Finished difference Result 1574 states and 3743 transitions. [2024-11-09 04:46:57,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:46:57,888 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2024-11-09 04:46:57,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:57,892 INFO L225 Difference]: With dead ends: 1574 [2024-11-09 04:46:57,892 INFO L226 Difference]: Without dead ends: 1451 [2024-11-09 04:46:57,893 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 159 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=192, Invalid=620, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:46:57,893 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 180 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 633 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 180 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 633 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:57,893 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [180 Valid, 43 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 633 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:46:57,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1451 states. [2024-11-09 04:46:57,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1451 to 1080. [2024-11-09 04:46:57,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1080 states, 1074 states have (on average 2.478584729981378) internal successors, (2662), 1079 states have internal predecessors, (2662), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 1080 states and 2662 transitions. [2024-11-09 04:46:57,908 INFO L78 Accepts]: Start accepts. Automaton has 1080 states and 2662 transitions. Word has length 18 [2024-11-09 04:46:57,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:57,908 INFO L471 AbstractCegarLoop]: Abstraction has 1080 states and 2662 transitions. [2024-11-09 04:46:57,908 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.0) internal successors, (18), 10 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:57,908 INFO L276 IsEmpty]: Start isEmpty. Operand 1080 states and 2662 transitions. [2024-11-09 04:46:57,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:46:57,909 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:57,909 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:57,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-09 04:46:57,909 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:57,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:57,910 INFO L85 PathProgramCache]: Analyzing trace with hash 1524078962, now seen corresponding path program 1 times [2024-11-09 04:46:57,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:57,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344967554] [2024-11-09 04:46:57,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:57,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:57,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:46:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:46:58,470 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:46:58,470 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344967554] [2024-11-09 04:46:58,470 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344967554] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:46:58,470 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:46:58,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:46:58,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179686231] [2024-11-09 04:46:58,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:46:58,471 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:46:58,471 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:46:58,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:46:58,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:46:58,472 INFO L87 Difference]: Start difference. First operand 1080 states and 2662 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:59,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:46:59,637 INFO L93 Difference]: Finished difference Result 1695 states and 4214 transitions. [2024-11-09 04:46:59,637 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:46:59,637 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:46:59,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:46:59,641 INFO L225 Difference]: With dead ends: 1695 [2024-11-09 04:46:59,641 INFO L226 Difference]: Without dead ends: 1619 [2024-11-09 04:46:59,642 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=195, Invalid=561, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:46:59,643 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 138 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:46:59,643 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 74 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:46:59,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1619 states. [2024-11-09 04:46:59,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1619 to 1186. [2024-11-09 04:46:59,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1186 states, 1180 states have (on average 2.5177966101694915) internal successors, (2971), 1185 states have internal predecessors, (2971), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:59,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 1186 states and 2971 transitions. [2024-11-09 04:46:59,663 INFO L78 Accepts]: Start accepts. Automaton has 1186 states and 2971 transitions. Word has length 20 [2024-11-09 04:46:59,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:46:59,663 INFO L471 AbstractCegarLoop]: Abstraction has 1186 states and 2971 transitions. [2024-11-09 04:46:59,663 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:46:59,663 INFO L276 IsEmpty]: Start isEmpty. Operand 1186 states and 2971 transitions. [2024-11-09 04:46:59,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:46:59,664 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:46:59,664 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:46:59,664 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-09 04:46:59,664 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:46:59,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:46:59,665 INFO L85 PathProgramCache]: Analyzing trace with hash 1524078643, now seen corresponding path program 1 times [2024-11-09 04:46:59,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:46:59,665 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375377002] [2024-11-09 04:46:59,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:46:59,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:46:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:00,193 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:00,193 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:00,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375377002] [2024-11-09 04:47:00,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375377002] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:00,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:00,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:47:00,194 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822118300] [2024-11-09 04:47:00,194 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:00,194 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:47:00,194 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:00,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:47:00,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:47:00,195 INFO L87 Difference]: Start difference. First operand 1186 states and 2971 transitions. Second operand has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:00,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:00,904 INFO L93 Difference]: Finished difference Result 1571 states and 3863 transitions. [2024-11-09 04:47:00,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:47:00,905 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:00,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:00,908 INFO L225 Difference]: With dead ends: 1571 [2024-11-09 04:47:00,909 INFO L226 Difference]: Without dead ends: 1531 [2024-11-09 04:47:00,909 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:47:00,910 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 116 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:00,910 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 45 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:47:00,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1531 states. [2024-11-09 04:47:00,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1531 to 1232. [2024-11-09 04:47:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1232 states, 1226 states have (on average 2.531810766721044) internal successors, (3104), 1231 states have internal predecessors, (3104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:00,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 1232 states and 3104 transitions. [2024-11-09 04:47:00,932 INFO L78 Accepts]: Start accepts. Automaton has 1232 states and 3104 transitions. Word has length 20 [2024-11-09 04:47:00,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:00,932 INFO L471 AbstractCegarLoop]: Abstraction has 1232 states and 3104 transitions. [2024-11-09 04:47:00,933 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:00,933 INFO L276 IsEmpty]: Start isEmpty. Operand 1232 states and 3104 transitions. [2024-11-09 04:47:00,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:00,934 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:00,934 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:00,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-09 04:47:00,934 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:00,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:00,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1202129015, now seen corresponding path program 2 times [2024-11-09 04:47:00,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:00,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [226955427] [2024-11-09 04:47:00,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:00,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:00,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:01,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:01,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:01,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [226955427] [2024-11-09 04:47:01,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [226955427] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:01,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:01,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:47:01,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [679099855] [2024-11-09 04:47:01,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:01,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:47:01,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:01,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:47:01,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:47:01,406 INFO L87 Difference]: Start difference. First operand 1232 states and 3104 transitions. Second operand has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:02,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:02,153 INFO L93 Difference]: Finished difference Result 1548 states and 3806 transitions. [2024-11-09 04:47:02,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:47:02,154 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:02,154 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:02,158 INFO L225 Difference]: With dead ends: 1548 [2024-11-09 04:47:02,158 INFO L226 Difference]: Without dead ends: 1508 [2024-11-09 04:47:02,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:47:02,159 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 104 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 679 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:02,159 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 58 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 679 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:47:02,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1508 states. [2024-11-09 04:47:02,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1508 to 1237. [2024-11-09 04:47:02,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1237 states, 1231 states have (on average 2.5337124289195776) internal successors, (3119), 1236 states have internal predecessors, (3119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:02,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1237 states and 3119 transitions. [2024-11-09 04:47:02,179 INFO L78 Accepts]: Start accepts. Automaton has 1237 states and 3119 transitions. Word has length 20 [2024-11-09 04:47:02,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:02,179 INFO L471 AbstractCegarLoop]: Abstraction has 1237 states and 3119 transitions. [2024-11-09 04:47:02,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:02,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 3119 transitions. [2024-11-09 04:47:02,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:02,180 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:02,180 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:02,180 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-09 04:47:02,180 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:02,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:02,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1375683867, now seen corresponding path program 3 times [2024-11-09 04:47:02,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:02,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250435452] [2024-11-09 04:47:02,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:02,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:02,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:02,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:02,612 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:02,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250435452] [2024-11-09 04:47:02,613 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250435452] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:02,613 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:02,613 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:47:02,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733389228] [2024-11-09 04:47:02,613 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:02,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:47:02,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:02,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:47:02,614 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:47:02,614 INFO L87 Difference]: Start difference. First operand 1237 states and 3119 transitions. Second operand has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:03,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:03,376 INFO L93 Difference]: Finished difference Result 1591 states and 3920 transitions. [2024-11-09 04:47:03,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:47:03,376 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:03,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:03,381 INFO L225 Difference]: With dead ends: 1591 [2024-11-09 04:47:03,381 INFO L226 Difference]: Without dead ends: 1551 [2024-11-09 04:47:03,382 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=328, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:47:03,382 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 125 mSDsluCounter, 50 mSDsCounter, 0 mSdLazyCounter, 623 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 632 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 623 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:03,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 62 Invalid, 632 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 623 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:47:03,384 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1551 states. [2024-11-09 04:47:03,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1551 to 1237. [2024-11-09 04:47:03,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1237 states, 1231 states have (on average 2.5337124289195776) internal successors, (3119), 1236 states have internal predecessors, (3119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:03,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1237 states and 3119 transitions. [2024-11-09 04:47:03,401 INFO L78 Accepts]: Start accepts. Automaton has 1237 states and 3119 transitions. Word has length 20 [2024-11-09 04:47:03,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:03,401 INFO L471 AbstractCegarLoop]: Abstraction has 1237 states and 3119 transitions. [2024-11-09 04:47:03,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:03,402 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 3119 transitions. [2024-11-09 04:47:03,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:03,402 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:03,403 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:03,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-09 04:47:03,403 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:03,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:03,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1302819477, now seen corresponding path program 4 times [2024-11-09 04:47:03,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:03,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172310603] [2024-11-09 04:47:03,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:03,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:03,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:03,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:03,990 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:03,990 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172310603] [2024-11-09 04:47:03,990 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172310603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:03,990 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:03,990 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:03,990 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493585185] [2024-11-09 04:47:03,991 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:03,991 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:03,991 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:03,991 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:03,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:03,992 INFO L87 Difference]: Start difference. First operand 1237 states and 3119 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:05,113 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:05,113 INFO L93 Difference]: Finished difference Result 1643 states and 4071 transitions. [2024-11-09 04:47:05,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:47:05,114 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:05,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:05,118 INFO L225 Difference]: With dead ends: 1643 [2024-11-09 04:47:05,118 INFO L226 Difference]: Without dead ends: 1603 [2024-11-09 04:47:05,119 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 105 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=140, Invalid=460, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:47:05,119 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 136 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 727 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 727 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:05,119 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 67 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 727 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:47:05,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1603 states. [2024-11-09 04:47:05,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1603 to 1237. [2024-11-09 04:47:05,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1237 states, 1231 states have (on average 2.5337124289195776) internal successors, (3119), 1236 states have internal predecessors, (3119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:05,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1237 states to 1237 states and 3119 transitions. [2024-11-09 04:47:05,137 INFO L78 Accepts]: Start accepts. Automaton has 1237 states and 3119 transitions. Word has length 20 [2024-11-09 04:47:05,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:05,138 INFO L471 AbstractCegarLoop]: Abstraction has 1237 states and 3119 transitions. [2024-11-09 04:47:05,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 1237 states and 3119 transitions. [2024-11-09 04:47:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:05,139 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:05,139 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:05,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-09 04:47:05,140 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:05,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:05,140 INFO L85 PathProgramCache]: Analyzing trace with hash -1624769105, now seen corresponding path program 5 times [2024-11-09 04:47:05,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:05,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1371708672] [2024-11-09 04:47:05,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:05,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:05,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:05,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:05,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:05,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1371708672] [2024-11-09 04:47:05,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1371708672] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:05,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:05,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:05,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242060653] [2024-11-09 04:47:05,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:05,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:05,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:05,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:05,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:05,589 INFO L87 Difference]: Start difference. First operand 1237 states and 3119 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:06,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:06,464 INFO L93 Difference]: Finished difference Result 1567 states and 3861 transitions. [2024-11-09 04:47:06,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:47:06,465 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:06,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:06,468 INFO L225 Difference]: With dead ends: 1567 [2024-11-09 04:47:06,468 INFO L226 Difference]: Without dead ends: 1527 [2024-11-09 04:47:06,469 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=143, Invalid=457, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:47:06,469 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 158 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 620 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 620 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:06,470 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 62 Invalid, 630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 620 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:47:06,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1527 states. [2024-11-09 04:47:06,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1527 to 1235. [2024-11-09 04:47:06,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1235 states, 1229 states have (on average 2.532953620829943) internal successors, (3113), 1234 states have internal predecessors, (3113), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:06,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1235 states to 1235 states and 3113 transitions. [2024-11-09 04:47:06,496 INFO L78 Accepts]: Start accepts. Automaton has 1235 states and 3113 transitions. Word has length 20 [2024-11-09 04:47:06,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:06,496 INFO L471 AbstractCegarLoop]: Abstraction has 1235 states and 3113 transitions. [2024-11-09 04:47:06,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1235 states and 3113 transitions. [2024-11-09 04:47:06,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:06,497 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:06,497 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:06,497 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-09 04:47:06,497 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:06,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:06,498 INFO L85 PathProgramCache]: Analyzing trace with hash 92385309, now seen corresponding path program 6 times [2024-11-09 04:47:06,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:06,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249376629] [2024-11-09 04:47:06,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:06,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:06,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:06,961 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:06,962 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249376629] [2024-11-09 04:47:06,962 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249376629] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:06,962 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:06,962 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:06,962 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [769272253] [2024-11-09 04:47:06,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:06,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:06,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:06,963 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:06,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:06,963 INFO L87 Difference]: Start difference. First operand 1235 states and 3113 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:08,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:08,048 INFO L93 Difference]: Finished difference Result 1612 states and 3982 transitions. [2024-11-09 04:47:08,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:47:08,049 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:08,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:08,052 INFO L225 Difference]: With dead ends: 1612 [2024-11-09 04:47:08,052 INFO L226 Difference]: Without dead ends: 1572 [2024-11-09 04:47:08,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=158, Invalid=598, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:47:08,053 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 172 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 715 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 730 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 715 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:08,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 80 Invalid, 730 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 715 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:47:08,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1572 states. [2024-11-09 04:47:08,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1572 to 1227. [2024-11-09 04:47:08,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1227 states, 1221 states have (on average 2.52989352989353) internal successors, (3089), 1226 states have internal predecessors, (3089), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:08,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1227 states to 1227 states and 3089 transitions. [2024-11-09 04:47:08,080 INFO L78 Accepts]: Start accepts. Automaton has 1227 states and 3089 transitions. Word has length 20 [2024-11-09 04:47:08,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:08,080 INFO L471 AbstractCegarLoop]: Abstraction has 1227 states and 3089 transitions. [2024-11-09 04:47:08,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:08,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1227 states and 3089 transitions. [2024-11-09 04:47:08,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:08,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:08,083 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:08,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-09 04:47:08,083 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:08,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:08,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1720087, now seen corresponding path program 7 times [2024-11-09 04:47:08,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:08,084 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [41532344] [2024-11-09 04:47:08,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:08,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:08,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:08,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:08,578 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:08,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [41532344] [2024-11-09 04:47:08,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [41532344] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:08,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:08,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:08,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442170905] [2024-11-09 04:47:08,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:08,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:08,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:08,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:08,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:08,579 INFO L87 Difference]: Start difference. First operand 1227 states and 3089 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:09,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:09,371 INFO L93 Difference]: Finished difference Result 1483 states and 3691 transitions. [2024-11-09 04:47:09,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:47:09,372 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:09,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:09,376 INFO L225 Difference]: With dead ends: 1483 [2024-11-09 04:47:09,376 INFO L226 Difference]: Without dead ends: 1443 [2024-11-09 04:47:09,377 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=85, Invalid=257, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:47:09,377 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 97 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:09,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 57 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:47:09,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1443 states. [2024-11-09 04:47:09,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1443 to 1239. [2024-11-09 04:47:09,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1239 states, 1233 states have (on average 2.534468775344688) internal successors, (3125), 1238 states have internal predecessors, (3125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:09,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1239 states and 3125 transitions. [2024-11-09 04:47:09,411 INFO L78 Accepts]: Start accepts. Automaton has 1239 states and 3125 transitions. Word has length 20 [2024-11-09 04:47:09,412 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:09,412 INFO L471 AbstractCegarLoop]: Abstraction has 1239 states and 3125 transitions. [2024-11-09 04:47:09,412 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:09,412 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 3125 transitions. [2024-11-09 04:47:09,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:09,413 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:09,413 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:09,413 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-09 04:47:09,413 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:09,414 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:09,414 INFO L85 PathProgramCache]: Analyzing trace with hash 905753979, now seen corresponding path program 8 times [2024-11-09 04:47:09,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:09,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713613221] [2024-11-09 04:47:09,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:09,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:09,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:09,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:09,932 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:09,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713613221] [2024-11-09 04:47:09,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713613221] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:09,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:09,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:09,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159103809] [2024-11-09 04:47:09,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:09,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:09,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:09,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:09,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:09,934 INFO L87 Difference]: Start difference. First operand 1239 states and 3125 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:10,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:10,840 INFO L93 Difference]: Finished difference Result 1454 states and 3614 transitions. [2024-11-09 04:47:10,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:47:10,841 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:10,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:10,845 INFO L225 Difference]: With dead ends: 1454 [2024-11-09 04:47:10,845 INFO L226 Difference]: Without dead ends: 1414 [2024-11-09 04:47:10,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2024-11-09 04:47:10,846 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 93 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 768 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 768 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:10,846 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 71 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 768 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:10,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1414 states. [2024-11-09 04:47:10,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1414 to 1239. [2024-11-09 04:47:10,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1239 states, 1233 states have (on average 2.534468775344688) internal successors, (3125), 1238 states have internal predecessors, (3125), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:10,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1239 states to 1239 states and 3125 transitions. [2024-11-09 04:47:10,865 INFO L78 Accepts]: Start accepts. Automaton has 1239 states and 3125 transitions. Word has length 20 [2024-11-09 04:47:10,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:10,865 INFO L471 AbstractCegarLoop]: Abstraction has 1239 states and 3125 transitions. [2024-11-09 04:47:10,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:10,865 INFO L276 IsEmpty]: Start isEmpty. Operand 1239 states and 3125 transitions. [2024-11-09 04:47:10,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:10,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:10,866 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:10,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-09 04:47:10,867 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:10,867 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:10,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1697034035, now seen corresponding path program 9 times [2024-11-09 04:47:10,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:10,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931485402] [2024-11-09 04:47:10,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:10,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:11,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:11,388 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:11,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931485402] [2024-11-09 04:47:11,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931485402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:11,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:11,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:11,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188324530] [2024-11-09 04:47:11,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:11,389 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:11,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:11,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:11,390 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:11,390 INFO L87 Difference]: Start difference. First operand 1239 states and 3125 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:12,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:12,332 INFO L93 Difference]: Finished difference Result 1457 states and 3617 transitions. [2024-11-09 04:47:12,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:47:12,332 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:12,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:12,336 INFO L225 Difference]: With dead ends: 1457 [2024-11-09 04:47:12,337 INFO L226 Difference]: Without dead ends: 1417 [2024-11-09 04:47:12,337 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=294, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:47:12,338 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 118 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 717 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:12,338 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 76 Invalid, 717 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 696 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:47:12,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1417 states. [2024-11-09 04:47:12,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1417 to 1205. [2024-11-09 04:47:12,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1205 states, 1199 states have (on average 2.5212677231025853) internal successors, (3023), 1204 states have internal predecessors, (3023), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:12,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 1205 states and 3023 transitions. [2024-11-09 04:47:12,357 INFO L78 Accepts]: Start accepts. Automaton has 1205 states and 3023 transitions. Word has length 20 [2024-11-09 04:47:12,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:12,357 INFO L471 AbstractCegarLoop]: Abstraction has 1205 states and 3023 transitions. [2024-11-09 04:47:12,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:12,358 INFO L276 IsEmpty]: Start isEmpty. Operand 1205 states and 3023 transitions. [2024-11-09 04:47:12,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:12,359 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:12,359 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:12,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-09 04:47:12,359 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:12,359 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:12,359 INFO L85 PathProgramCache]: Analyzing trace with hash 1577078770, now seen corresponding path program 2 times [2024-11-09 04:47:12,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:12,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1274188959] [2024-11-09 04:47:12,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:12,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:12,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:13,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:13,107 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:13,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1274188959] [2024-11-09 04:47:13,107 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1274188959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:13,107 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:13,107 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:13,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650565009] [2024-11-09 04:47:13,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:13,108 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:13,108 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:13,108 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:13,108 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:13,109 INFO L87 Difference]: Start difference. First operand 1205 states and 3023 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:14,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:14,204 INFO L93 Difference]: Finished difference Result 1704 states and 4282 transitions. [2024-11-09 04:47:14,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:47:14,205 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:14,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:14,209 INFO L225 Difference]: With dead ends: 1704 [2024-11-09 04:47:14,209 INFO L226 Difference]: Without dead ends: 1628 [2024-11-09 04:47:14,210 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=194, Invalid=508, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:47:14,210 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 139 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 648 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:14,211 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 61 Invalid, 674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 648 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:47:14,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1628 states. [2024-11-09 04:47:14,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1628 to 1295. [2024-11-09 04:47:14,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1295 states, 1289 states have (on average 2.5546935608999224) internal successors, (3293), 1294 states have internal predecessors, (3293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:14,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 3293 transitions. [2024-11-09 04:47:14,231 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 3293 transitions. Word has length 20 [2024-11-09 04:47:14,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:14,231 INFO L471 AbstractCegarLoop]: Abstraction has 1295 states and 3293 transitions. [2024-11-09 04:47:14,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:14,231 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 3293 transitions. [2024-11-09 04:47:14,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:14,233 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:14,233 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:14,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-09 04:47:14,233 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:14,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:14,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1577078451, now seen corresponding path program 10 times [2024-11-09 04:47:14,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:14,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1859244924] [2024-11-09 04:47:14,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:14,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:14,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:14,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:14,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1859244924] [2024-11-09 04:47:14,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1859244924] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:14,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:14,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:14,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280539077] [2024-11-09 04:47:14,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:14,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:14,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:14,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:14,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:14,754 INFO L87 Difference]: Start difference. First operand 1295 states and 3293 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:15,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:15,746 INFO L93 Difference]: Finished difference Result 1701 states and 4247 transitions. [2024-11-09 04:47:15,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:47:15,746 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:15,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:15,750 INFO L225 Difference]: With dead ends: 1701 [2024-11-09 04:47:15,750 INFO L226 Difference]: Without dead ends: 1661 [2024-11-09 04:47:15,751 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=382, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:47:15,751 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 120 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 689 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 689 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:15,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 81 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 689 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:47:15,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2024-11-09 04:47:15,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 1295. [2024-11-09 04:47:15,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1295 states, 1289 states have (on average 2.5546935608999224) internal successors, (3293), 1294 states have internal predecessors, (3293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 3293 transitions. [2024-11-09 04:47:15,768 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 3293 transitions. Word has length 20 [2024-11-09 04:47:15,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:15,769 INFO L471 AbstractCegarLoop]: Abstraction has 1295 states and 3293 transitions. [2024-11-09 04:47:15,769 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:15,769 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 3293 transitions. [2024-11-09 04:47:15,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:15,770 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:15,770 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:15,770 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-09 04:47:15,770 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:15,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:15,771 INFO L85 PathProgramCache]: Analyzing trace with hash 1255128823, now seen corresponding path program 11 times [2024-11-09 04:47:15,771 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:15,771 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1753581659] [2024-11-09 04:47:15,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:15,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:15,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:16,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:16,331 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:16,331 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1753581659] [2024-11-09 04:47:16,331 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1753581659] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:16,331 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:16,331 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:16,331 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037742532] [2024-11-09 04:47:16,331 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:16,332 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:16,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:16,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:16,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:16,333 INFO L87 Difference]: Start difference. First operand 1295 states and 3293 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:17,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:17,416 INFO L93 Difference]: Finished difference Result 1688 states and 4215 transitions. [2024-11-09 04:47:17,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:47:17,417 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:17,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:17,420 INFO L225 Difference]: With dead ends: 1688 [2024-11-09 04:47:17,421 INFO L226 Difference]: Without dead ends: 1635 [2024-11-09 04:47:17,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=131, Invalid=375, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:47:17,421 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 115 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 706 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 714 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 706 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:17,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 74 Invalid, 714 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 706 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:47:17,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1635 states. [2024-11-09 04:47:17,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1635 to 1300. [2024-11-09 04:47:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1294 states have (on average 2.556414219474498) internal successors, (3308), 1299 states have internal predecessors, (3308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 3308 transitions. [2024-11-09 04:47:17,447 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 3308 transitions. Word has length 20 [2024-11-09 04:47:17,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:17,448 INFO L471 AbstractCegarLoop]: Abstraction has 1300 states and 3308 transitions. [2024-11-09 04:47:17,448 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:17,448 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 3308 transitions. [2024-11-09 04:47:17,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:17,450 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:17,450 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:17,450 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-09 04:47:17,450 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:17,451 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:17,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1322684059, now seen corresponding path program 12 times [2024-11-09 04:47:17,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:17,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1530750403] [2024-11-09 04:47:17,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:17,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:17,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:17,727 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:17,728 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1530750403] [2024-11-09 04:47:17,728 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1530750403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:17,728 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:17,728 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:47:17,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [752464613] [2024-11-09 04:47:17,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:17,728 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:47:17,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:17,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:47:17,729 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:47:17,729 INFO L87 Difference]: Start difference. First operand 1300 states and 3308 transitions. Second operand has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:18,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:18,170 INFO L93 Difference]: Finished difference Result 2715 states and 6705 transitions. [2024-11-09 04:47:18,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:47:18,171 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:18,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:18,177 INFO L225 Difference]: With dead ends: 2715 [2024-11-09 04:47:18,177 INFO L226 Difference]: Without dead ends: 2066 [2024-11-09 04:47:18,179 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:47:18,179 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 175 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 383 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 385 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 383 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:18,179 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 30 Invalid, 385 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 383 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:47:18,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2066 states. [2024-11-09 04:47:18,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2066 to 1344. [2024-11-09 04:47:18,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1344 states, 1338 states have (on average 2.5284005979073245) internal successors, (3383), 1343 states have internal predecessors, (3383), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:18,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1344 states to 1344 states and 3383 transitions. [2024-11-09 04:47:18,207 INFO L78 Accepts]: Start accepts. Automaton has 1344 states and 3383 transitions. Word has length 20 [2024-11-09 04:47:18,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:18,207 INFO L471 AbstractCegarLoop]: Abstraction has 1344 states and 3383 transitions. [2024-11-09 04:47:18,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.2222222222222223) internal successors, (20), 9 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:18,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1344 states and 3383 transitions. [2024-11-09 04:47:18,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:18,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:18,209 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:18,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-09 04:47:18,209 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:18,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:18,209 INFO L85 PathProgramCache]: Analyzing trace with hash -178657743, now seen corresponding path program 13 times [2024-11-09 04:47:18,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:18,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942030700] [2024-11-09 04:47:18,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:18,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:18,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:18,942 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:18,942 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942030700] [2024-11-09 04:47:18,942 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1942030700] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:18,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:18,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:18,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925427369] [2024-11-09 04:47:18,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:18,943 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:18,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:18,943 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:18,943 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:18,944 INFO L87 Difference]: Start difference. First operand 1344 states and 3383 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:20,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:20,395 INFO L93 Difference]: Finished difference Result 1776 states and 4400 transitions. [2024-11-09 04:47:20,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:47:20,396 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:20,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:20,401 INFO L225 Difference]: With dead ends: 1776 [2024-11-09 04:47:20,401 INFO L226 Difference]: Without dead ends: 1736 [2024-11-09 04:47:20,402 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=184, Invalid=628, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:47:20,402 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 127 mSDsluCounter, 98 mSDsCounter, 0 mSdLazyCounter, 957 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 957 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:20,402 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 113 Invalid, 979 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 957 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:47:20,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1736 states. [2024-11-09 04:47:20,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1736 to 1296. [2024-11-09 04:47:20,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1296 states, 1290 states have (on average 2.5108527131782945) internal successors, (3239), 1295 states have internal predecessors, (3239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:20,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1296 states and 3239 transitions. [2024-11-09 04:47:20,422 INFO L78 Accepts]: Start accepts. Automaton has 1296 states and 3239 transitions. Word has length 20 [2024-11-09 04:47:20,422 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:20,422 INFO L471 AbstractCegarLoop]: Abstraction has 1296 states and 3239 transitions. [2024-11-09 04:47:20,422 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:20,422 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 3239 transitions. [2024-11-09 04:47:20,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:20,424 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:20,424 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:20,424 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-09 04:47:20,425 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:20,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:20,425 INFO L85 PathProgramCache]: Analyzing trace with hash 972802725, now seen corresponding path program 14 times [2024-11-09 04:47:20,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:20,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768380668] [2024-11-09 04:47:20,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:20,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:20,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:20,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:20,917 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:20,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768380668] [2024-11-09 04:47:20,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768380668] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:20,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:20,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:20,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1609708567] [2024-11-09 04:47:20,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:20,918 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:20,918 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:20,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:20,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:20,918 INFO L87 Difference]: Start difference. First operand 1296 states and 3239 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:22,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:22,300 INFO L93 Difference]: Finished difference Result 1694 states and 4233 transitions. [2024-11-09 04:47:22,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:47:22,301 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:22,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:22,307 INFO L225 Difference]: With dead ends: 1694 [2024-11-09 04:47:22,307 INFO L226 Difference]: Without dead ends: 1654 [2024-11-09 04:47:22,308 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=145, Invalid=455, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:47:22,308 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 123 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 821 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 836 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:22,309 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 88 Invalid, 836 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 821 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:47:22,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1654 states. [2024-11-09 04:47:22,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1654 to 1296. [2024-11-09 04:47:22,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1296 states, 1290 states have (on average 2.5108527131782945) internal successors, (3239), 1295 states have internal predecessors, (3239), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:22,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 1296 states and 3239 transitions. [2024-11-09 04:47:22,338 INFO L78 Accepts]: Start accepts. Automaton has 1296 states and 3239 transitions. Word has length 20 [2024-11-09 04:47:22,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:22,339 INFO L471 AbstractCegarLoop]: Abstraction has 1296 states and 3239 transitions. [2024-11-09 04:47:22,339 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:22,339 INFO L276 IsEmpty]: Start isEmpty. Operand 1296 states and 3239 transitions. [2024-11-09 04:47:22,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:22,341 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:22,341 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:22,341 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-09 04:47:22,341 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:22,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:22,342 INFO L85 PathProgramCache]: Analyzing trace with hash -635512457, now seen corresponding path program 15 times [2024-11-09 04:47:22,342 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:22,342 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1815195917] [2024-11-09 04:47:22,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:22,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:22,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:22,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:22,907 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:22,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1815195917] [2024-11-09 04:47:22,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1815195917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:22,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:22,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:22,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2077837743] [2024-11-09 04:47:22,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:22,908 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:22,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:22,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:22,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:22,908 INFO L87 Difference]: Start difference. First operand 1296 states and 3239 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:24,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:24,406 INFO L93 Difference]: Finished difference Result 1705 states and 4255 transitions. [2024-11-09 04:47:24,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 04:47:24,407 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:24,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:24,413 INFO L225 Difference]: With dead ends: 1705 [2024-11-09 04:47:24,414 INFO L226 Difference]: Without dead ends: 1665 [2024-11-09 04:47:24,414 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 116 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=159, Invalid=543, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:47:24,415 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 140 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:24,415 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 92 Invalid, 757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:47:24,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1665 states. [2024-11-09 04:47:24,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1665 to 1262. [2024-11-09 04:47:24,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1262 states, 1256 states have (on average 2.497611464968153) internal successors, (3137), 1261 states have internal predecessors, (3137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:24,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1262 states to 1262 states and 3137 transitions. [2024-11-09 04:47:24,452 INFO L78 Accepts]: Start accepts. Automaton has 1262 states and 3137 transitions. Word has length 20 [2024-11-09 04:47:24,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:24,452 INFO L471 AbstractCegarLoop]: Abstraction has 1262 states and 3137 transitions. [2024-11-09 04:47:24,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:24,453 INFO L276 IsEmpty]: Start isEmpty. Operand 1262 states and 3137 transitions. [2024-11-09 04:47:24,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:24,454 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:24,454 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:24,454 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-09 04:47:24,454 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:24,455 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:24,455 INFO L85 PathProgramCache]: Analyzing trace with hash 1184466930, now seen corresponding path program 3 times [2024-11-09 04:47:24,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:24,455 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412402230] [2024-11-09 04:47:24,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:24,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:24,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:24,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:24,731 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:24,731 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412402230] [2024-11-09 04:47:24,731 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [412402230] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:24,731 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:24,732 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:47:24,732 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342669451] [2024-11-09 04:47:24,732 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:24,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-09 04:47:24,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:24,733 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-09 04:47:24,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-09 04:47:24,733 INFO L87 Difference]: Start difference. First operand 1262 states and 3137 transitions. Second operand has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:25,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:25,235 INFO L93 Difference]: Finished difference Result 2678 states and 6481 transitions. [2024-11-09 04:47:25,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:47:25,236 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:25,236 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:25,245 INFO L225 Difference]: With dead ends: 2678 [2024-11-09 04:47:25,245 INFO L226 Difference]: Without dead ends: 2143 [2024-11-09 04:47:25,247 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:47:25,248 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 194 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 338 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 342 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 338 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:25,248 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 24 Invalid, 342 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 338 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:47:25,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2143 states. [2024-11-09 04:47:25,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2143 to 1295. [2024-11-09 04:47:25,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1295 states, 1289 states have (on average 2.4724592707525215) internal successors, (3187), 1294 states have internal predecessors, (3187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:25,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 1295 states and 3187 transitions. [2024-11-09 04:47:25,285 INFO L78 Accepts]: Start accepts. Automaton has 1295 states and 3187 transitions. Word has length 20 [2024-11-09 04:47:25,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:25,285 INFO L471 AbstractCegarLoop]: Abstraction has 1295 states and 3187 transitions. [2024-11-09 04:47:25,286 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.5) internal successors, (20), 8 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:25,286 INFO L276 IsEmpty]: Start isEmpty. Operand 1295 states and 3187 transitions. [2024-11-09 04:47:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:25,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:25,288 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:25,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-09 04:47:25,288 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:25,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:25,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1032437970, now seen corresponding path program 4 times [2024-11-09 04:47:25,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:25,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1213801104] [2024-11-09 04:47:25,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:25,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:25,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:26,083 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:26,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1213801104] [2024-11-09 04:47:26,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1213801104] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:26,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:26,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:26,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551204965] [2024-11-09 04:47:26,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:26,084 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:26,084 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:26,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:26,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:26,084 INFO L87 Difference]: Start difference. First operand 1295 states and 3187 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:28,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:28,143 INFO L93 Difference]: Finished difference Result 1737 states and 4221 transitions. [2024-11-09 04:47:28,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-09 04:47:28,144 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:28,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:28,151 INFO L225 Difference]: With dead ends: 1737 [2024-11-09 04:47:28,151 INFO L226 Difference]: Without dead ends: 1661 [2024-11-09 04:47:28,153 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 193 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=225, Invalid=831, Unknown=0, NotChecked=0, Total=1056 [2024-11-09 04:47:28,153 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 159 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 871 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 896 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 871 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:28,153 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 107 Invalid, 896 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 871 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-09 04:47:28,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1661 states. [2024-11-09 04:47:28,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1661 to 1309. [2024-11-09 04:47:28,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1309 states, 1303 states have (on average 2.4804297774366844) internal successors, (3232), 1308 states have internal predecessors, (3232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:28,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1309 states and 3232 transitions. [2024-11-09 04:47:28,190 INFO L78 Accepts]: Start accepts. Automaton has 1309 states and 3232 transitions. Word has length 20 [2024-11-09 04:47:28,190 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:28,190 INFO L471 AbstractCegarLoop]: Abstraction has 1309 states and 3232 transitions. [2024-11-09 04:47:28,190 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:28,190 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 3232 transitions. [2024-11-09 04:47:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:28,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:28,192 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:28,192 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-09 04:47:28,193 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:28,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:28,193 INFO L85 PathProgramCache]: Analyzing trace with hash -1032438289, now seen corresponding path program 16 times [2024-11-09 04:47:28,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:28,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1040514839] [2024-11-09 04:47:28,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:28,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:28,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:28,846 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:28,846 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:28,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1040514839] [2024-11-09 04:47:28,847 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1040514839] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:28,847 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:28,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:28,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296948480] [2024-11-09 04:47:28,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:28,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:28,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:28,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:28,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:28,848 INFO L87 Difference]: Start difference. First operand 1309 states and 3232 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:30,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:30,048 INFO L93 Difference]: Finished difference Result 1752 states and 4243 transitions. [2024-11-09 04:47:30,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:47:30,048 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:30,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:30,053 INFO L225 Difference]: With dead ends: 1752 [2024-11-09 04:47:30,053 INFO L226 Difference]: Without dead ends: 1699 [2024-11-09 04:47:30,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=152, Invalid=448, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:47:30,054 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 112 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 112 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:30,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [112 Valid, 85 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:30,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1699 states. [2024-11-09 04:47:30,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1699 to 1273. [2024-11-09 04:47:30,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1273 states, 1267 states have (on average 2.468034727703236) internal successors, (3127), 1272 states have internal predecessors, (3127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:30,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1273 states to 1273 states and 3127 transitions. [2024-11-09 04:47:30,077 INFO L78 Accepts]: Start accepts. Automaton has 1273 states and 3127 transitions. Word has length 20 [2024-11-09 04:47:30,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:30,077 INFO L471 AbstractCegarLoop]: Abstraction has 1273 states and 3127 transitions. [2024-11-09 04:47:30,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:30,077 INFO L276 IsEmpty]: Start isEmpty. Operand 1273 states and 3127 transitions. [2024-11-09 04:47:30,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:30,078 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:30,078 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:30,078 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-09 04:47:30,079 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:30,079 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:30,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1514974094, now seen corresponding path program 5 times [2024-11-09 04:47:30,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:30,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661706668] [2024-11-09 04:47:30,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:30,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:30,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:30,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:30,629 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:30,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661706668] [2024-11-09 04:47:30,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661706668] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:30,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:30,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:30,629 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1306308197] [2024-11-09 04:47:30,629 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:30,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:30,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:30,630 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:30,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:30,630 INFO L87 Difference]: Start difference. First operand 1273 states and 3127 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:31,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:31,717 INFO L93 Difference]: Finished difference Result 1713 states and 4181 transitions. [2024-11-09 04:47:31,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:47:31,717 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:31,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:31,722 INFO L225 Difference]: With dead ends: 1713 [2024-11-09 04:47:31,722 INFO L226 Difference]: Without dead ends: 1634 [2024-11-09 04:47:31,723 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=175, Invalid=527, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:47:31,723 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 144 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 660 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 660 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:31,723 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 62 Invalid, 672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 660 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:47:31,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1634 states. [2024-11-09 04:47:31,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1634 to 1278. [2024-11-09 04:47:31,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1278 states, 1272 states have (on average 2.4709119496855347) internal successors, (3143), 1277 states have internal predecessors, (3143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:31,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1278 states to 1278 states and 3143 transitions. [2024-11-09 04:47:31,744 INFO L78 Accepts]: Start accepts. Automaton has 1278 states and 3143 transitions. Word has length 20 [2024-11-09 04:47:31,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:31,745 INFO L471 AbstractCegarLoop]: Abstraction has 1278 states and 3143 transitions. [2024-11-09 04:47:31,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:31,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1278 states and 3143 transitions. [2024-11-09 04:47:31,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:31,746 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:31,746 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:31,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-09 04:47:31,746 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:31,746 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:31,747 INFO L85 PathProgramCache]: Analyzing trace with hash 200991028, now seen corresponding path program 6 times [2024-11-09 04:47:31,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:31,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [115088201] [2024-11-09 04:47:31,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:31,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:31,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:32,405 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:32,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [115088201] [2024-11-09 04:47:32,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [115088201] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:32,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:32,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:32,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960067410] [2024-11-09 04:47:32,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:32,406 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:32,406 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:32,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:32,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:32,407 INFO L87 Difference]: Start difference. First operand 1278 states and 3143 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:33,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:33,827 INFO L93 Difference]: Finished difference Result 1718 states and 4187 transitions. [2024-11-09 04:47:33,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:47:33,827 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:33,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:33,832 INFO L225 Difference]: With dead ends: 1718 [2024-11-09 04:47:33,832 INFO L226 Difference]: Without dead ends: 1640 [2024-11-09 04:47:33,832 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 138 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=188, Invalid=682, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:47:33,833 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 155 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 788 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 805 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:33,833 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 88 Invalid, 805 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 788 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:33,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2024-11-09 04:47:33,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1282. [2024-11-09 04:47:33,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1276 states have (on average 2.4725705329153604) internal successors, (3155), 1281 states have internal predecessors, (3155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:33,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 3155 transitions. [2024-11-09 04:47:33,852 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 3155 transitions. Word has length 20 [2024-11-09 04:47:33,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:33,852 INFO L471 AbstractCegarLoop]: Abstraction has 1282 states and 3155 transitions. [2024-11-09 04:47:33,852 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:33,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 3155 transitions. [2024-11-09 04:47:33,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:33,853 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:33,853 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:33,854 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-09 04:47:33,854 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:33,854 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:33,854 INFO L85 PathProgramCache]: Analyzing trace with hash -1775585316, now seen corresponding path program 7 times [2024-11-09 04:47:33,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:33,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921240779] [2024-11-09 04:47:33,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:33,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:34,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:34,431 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:34,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921240779] [2024-11-09 04:47:34,431 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921240779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:34,431 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:34,431 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:34,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834952355] [2024-11-09 04:47:34,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:34,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:34,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:34,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:34,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:34,432 INFO L87 Difference]: Start difference. First operand 1282 states and 3155 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:35,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:35,832 INFO L93 Difference]: Finished difference Result 1791 states and 4384 transitions. [2024-11-09 04:47:35,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 04:47:35,833 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:35,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:35,837 INFO L225 Difference]: With dead ends: 1791 [2024-11-09 04:47:35,837 INFO L226 Difference]: Without dead ends: 1735 [2024-11-09 04:47:35,838 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:47:35,838 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 147 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 821 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 821 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:35,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 91 Invalid, 839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 821 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:35,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1735 states. [2024-11-09 04:47:35,851 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1735 to 1282. [2024-11-09 04:47:35,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1282 states, 1276 states have (on average 2.4725705329153604) internal successors, (3155), 1281 states have internal predecessors, (3155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:35,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 3155 transitions. [2024-11-09 04:47:35,857 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 3155 transitions. Word has length 20 [2024-11-09 04:47:35,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:35,858 INFO L471 AbstractCegarLoop]: Abstraction has 1282 states and 3155 transitions. [2024-11-09 04:47:35,858 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:35,858 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 3155 transitions. [2024-11-09 04:47:35,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:35,859 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:35,860 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:35,860 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-09 04:47:35,860 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:35,860 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:35,860 INFO L85 PathProgramCache]: Analyzing trace with hash -120274086, now seen corresponding path program 8 times [2024-11-09 04:47:35,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:35,861 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368612647] [2024-11-09 04:47:35,861 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:35,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:35,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:36,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:36,385 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:36,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368612647] [2024-11-09 04:47:36,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368612647] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:36,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:36,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:36,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736100055] [2024-11-09 04:47:36,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:36,386 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:36,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:36,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:36,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:36,386 INFO L87 Difference]: Start difference. First operand 1282 states and 3155 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:37,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:37,876 INFO L93 Difference]: Finished difference Result 1803 states and 4402 transitions. [2024-11-09 04:47:37,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-09 04:47:37,876 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:37,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:37,881 INFO L225 Difference]: With dead ends: 1803 [2024-11-09 04:47:37,881 INFO L226 Difference]: Without dead ends: 1743 [2024-11-09 04:47:37,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=198, Invalid=732, Unknown=0, NotChecked=0, Total=930 [2024-11-09 04:47:37,882 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 158 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 867 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:37,882 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 109 Invalid, 867 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:47:37,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1743 states. [2024-11-09 04:47:37,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1743 to 1255. [2024-11-09 04:47:37,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1255 states, 1249 states have (on average 2.4611689351481183) internal successors, (3074), 1254 states have internal predecessors, (3074), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:37,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1255 states to 1255 states and 3074 transitions. [2024-11-09 04:47:37,904 INFO L78 Accepts]: Start accepts. Automaton has 1255 states and 3074 transitions. Word has length 20 [2024-11-09 04:47:37,904 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:37,904 INFO L471 AbstractCegarLoop]: Abstraction has 1255 states and 3074 transitions. [2024-11-09 04:47:37,904 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:37,905 INFO L276 IsEmpty]: Start isEmpty. Operand 1255 states and 3074 transitions. [2024-11-09 04:47:37,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:37,906 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:37,906 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:37,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-09 04:47:37,906 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:37,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:37,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1060279710, now seen corresponding path program 9 times [2024-11-09 04:47:37,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:37,906 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997094312] [2024-11-09 04:47:37,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:37,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:37,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:38,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:38,455 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:38,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997094312] [2024-11-09 04:47:38,456 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997094312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:38,456 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:38,456 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:38,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [797732229] [2024-11-09 04:47:38,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:38,456 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:38,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:38,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:38,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:38,457 INFO L87 Difference]: Start difference. First operand 1255 states and 3074 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:39,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:39,918 INFO L93 Difference]: Finished difference Result 1774 states and 4364 transitions. [2024-11-09 04:47:39,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-09 04:47:39,918 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:39,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:39,923 INFO L225 Difference]: With dead ends: 1774 [2024-11-09 04:47:39,923 INFO L226 Difference]: Without dead ends: 1698 [2024-11-09 04:47:39,924 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=287, Invalid=835, Unknown=0, NotChecked=0, Total=1122 [2024-11-09 04:47:39,924 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 153 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:39,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 103 Invalid, 868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:39,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1698 states. [2024-11-09 04:47:39,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1698 to 1271. [2024-11-09 04:47:39,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1271 states, 1265 states have (on average 2.46798418972332) internal successors, (3122), 1270 states have internal predecessors, (3122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:39,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 1271 states and 3122 transitions. [2024-11-09 04:47:39,948 INFO L78 Accepts]: Start accepts. Automaton has 1271 states and 3122 transitions. Word has length 20 [2024-11-09 04:47:39,949 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:39,949 INFO L471 AbstractCegarLoop]: Abstraction has 1271 states and 3122 transitions. [2024-11-09 04:47:39,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:39,949 INFO L276 IsEmpty]: Start isEmpty. Operand 1271 states and 3122 transitions. [2024-11-09 04:47:39,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:39,950 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:39,950 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:39,950 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-09 04:47:39,950 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:39,951 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:39,951 INFO L85 PathProgramCache]: Analyzing trace with hash 1060279391, now seen corresponding path program 17 times [2024-11-09 04:47:39,951 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:39,951 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274166953] [2024-11-09 04:47:39,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:39,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:39,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:40,468 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:40,469 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:40,469 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274166953] [2024-11-09 04:47:40,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274166953] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:40,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:40,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:40,469 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495004499] [2024-11-09 04:47:40,469 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:40,469 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:40,469 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:40,470 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:40,470 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:40,470 INFO L87 Difference]: Start difference. First operand 1271 states and 3122 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:41,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:41,655 INFO L93 Difference]: Finished difference Result 1789 states and 4387 transitions. [2024-11-09 04:47:41,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 04:47:41,656 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:41,656 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:41,661 INFO L225 Difference]: With dead ends: 1789 [2024-11-09 04:47:41,661 INFO L226 Difference]: Without dead ends: 1749 [2024-11-09 04:47:41,662 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=166, Invalid=536, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:47:41,662 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 142 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 771 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 91 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 771 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:41,662 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 91 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 771 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:41,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1749 states. [2024-11-09 04:47:41,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1749 to 1270. [2024-11-09 04:47:41,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 1264 states have (on average 2.4675632911392404) internal successors, (3119), 1269 states have internal predecessors, (3119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:41,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 3119 transitions. [2024-11-09 04:47:41,687 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 3119 transitions. Word has length 20 [2024-11-09 04:47:41,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:41,687 INFO L471 AbstractCegarLoop]: Abstraction has 1270 states and 3119 transitions. [2024-11-09 04:47:41,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:41,687 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 3119 transitions. [2024-11-09 04:47:41,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:41,688 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:41,688 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:41,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-09 04:47:41,689 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:41,689 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:41,689 INFO L85 PathProgramCache]: Analyzing trace with hash -1429900618, now seen corresponding path program 10 times [2024-11-09 04:47:41,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:41,689 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984327073] [2024-11-09 04:47:41,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:41,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:42,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:42,222 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:42,222 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984327073] [2024-11-09 04:47:42,222 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [984327073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:42,222 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:42,222 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:42,222 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267524238] [2024-11-09 04:47:42,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:42,223 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:42,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:42,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:42,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:42,223 INFO L87 Difference]: Start difference. First operand 1270 states and 3119 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:43,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:43,814 INFO L93 Difference]: Finished difference Result 1783 states and 4376 transitions. [2024-11-09 04:47:43,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 04:47:43,814 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:43,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:43,819 INFO L225 Difference]: With dead ends: 1783 [2024-11-09 04:47:43,819 INFO L226 Difference]: Without dead ends: 1711 [2024-11-09 04:47:43,820 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=207, Invalid=723, Unknown=0, NotChecked=0, Total=930 [2024-11-09 04:47:43,821 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 167 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 852 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 167 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 872 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 852 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:43,821 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [167 Valid, 95 Invalid, 872 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 852 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:47:43,823 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1711 states. [2024-11-09 04:47:43,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1711 to 1270. [2024-11-09 04:47:43,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 1264 states have (on average 2.4675632911392404) internal successors, (3119), 1269 states have internal predecessors, (3119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 3119 transitions. [2024-11-09 04:47:43,846 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 3119 transitions. Word has length 20 [2024-11-09 04:47:43,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:43,846 INFO L471 AbstractCegarLoop]: Abstraction has 1270 states and 3119 transitions. [2024-11-09 04:47:43,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:43,846 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 3119 transitions. [2024-11-09 04:47:43,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:43,847 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:43,847 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:43,848 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-09 04:47:43,848 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:43,848 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:43,848 INFO L85 PathProgramCache]: Analyzing trace with hash -1429900937, now seen corresponding path program 18 times [2024-11-09 04:47:43,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:43,848 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956162668] [2024-11-09 04:47:43,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:43,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:44,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:44,305 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:44,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956162668] [2024-11-09 04:47:44,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956162668] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:44,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:44,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:44,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548114274] [2024-11-09 04:47:44,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:44,306 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:44,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:44,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:44,307 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:44,307 INFO L87 Difference]: Start difference. First operand 1270 states and 3119 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:45,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:45,173 INFO L93 Difference]: Finished difference Result 1670 states and 4034 transitions. [2024-11-09 04:47:45,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:47:45,174 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:45,174 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:45,179 INFO L225 Difference]: With dead ends: 1670 [2024-11-09 04:47:45,179 INFO L226 Difference]: Without dead ends: 1630 [2024-11-09 04:47:45,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=114, Invalid=348, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:47:45,180 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 119 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:45,180 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 68 Invalid, 581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 567 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:47:45,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1630 states. [2024-11-09 04:47:45,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1630 to 1270. [2024-11-09 04:47:45,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1270 states, 1264 states have (on average 2.4675632911392404) internal successors, (3119), 1269 states have internal predecessors, (3119), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:45,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 1270 states and 3119 transitions. [2024-11-09 04:47:45,201 INFO L78 Accepts]: Start accepts. Automaton has 1270 states and 3119 transitions. Word has length 20 [2024-11-09 04:47:45,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:45,202 INFO L471 AbstractCegarLoop]: Abstraction has 1270 states and 3119 transitions. [2024-11-09 04:47:45,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:45,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1270 states and 3119 transitions. [2024-11-09 04:47:45,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:45,203 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:45,203 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:45,203 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-09 04:47:45,203 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:45,204 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:45,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1985675533, now seen corresponding path program 19 times [2024-11-09 04:47:45,204 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:45,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082512718] [2024-11-09 04:47:45,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:45,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:45,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:45,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:45,685 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:45,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082512718] [2024-11-09 04:47:45,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082512718] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:45,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:45,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:45,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [699722516] [2024-11-09 04:47:45,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:45,685 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:45,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:45,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:45,686 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:45,686 INFO L87 Difference]: Start difference. First operand 1270 states and 3119 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:46,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:46,737 INFO L93 Difference]: Finished difference Result 1660 states and 4005 transitions. [2024-11-09 04:47:46,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:47:46,738 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:46,738 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:46,743 INFO L225 Difference]: With dead ends: 1660 [2024-11-09 04:47:46,743 INFO L226 Difference]: Without dead ends: 1620 [2024-11-09 04:47:46,743 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=91, Invalid=329, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:47:46,744 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 99 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 788 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 788 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:46,744 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 101 Invalid, 801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 788 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:46,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1620 states. [2024-11-09 04:47:46,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1620 to 1251. [2024-11-09 04:47:46,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1251 states, 1245 states have (on average 2.459437751004016) internal successors, (3062), 1250 states have internal predecessors, (3062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:46,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1251 states to 1251 states and 3062 transitions. [2024-11-09 04:47:46,769 INFO L78 Accepts]: Start accepts. Automaton has 1251 states and 3062 transitions. Word has length 20 [2024-11-09 04:47:46,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:46,769 INFO L471 AbstractCegarLoop]: Abstraction has 1251 states and 3062 transitions. [2024-11-09 04:47:46,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:46,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1251 states and 3062 transitions. [2024-11-09 04:47:46,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:46,771 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:46,771 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:46,771 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-09 04:47:46,771 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:46,771 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:46,772 INFO L85 PathProgramCache]: Analyzing trace with hash 251935973, now seen corresponding path program 20 times [2024-11-09 04:47:46,772 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:46,772 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322654838] [2024-11-09 04:47:46,772 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:46,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:46,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:47,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:47,431 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:47,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322654838] [2024-11-09 04:47:47,432 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322654838] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:47,432 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:47,432 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:47,432 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371557423] [2024-11-09 04:47:47,432 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:47,432 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:47,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:47,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:47,433 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:47,433 INFO L87 Difference]: Start difference. First operand 1251 states and 3062 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:48,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:48,692 INFO L93 Difference]: Finished difference Result 1686 states and 4058 transitions. [2024-11-09 04:47:48,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 04:47:48,693 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:48,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:48,697 INFO L225 Difference]: With dead ends: 1686 [2024-11-09 04:47:48,698 INFO L226 Difference]: Without dead ends: 1633 [2024-11-09 04:47:48,698 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=158, Invalid=544, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:47:48,698 INFO L432 NwaCegarLoop]: 19 mSDtfsCounter, 124 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 790 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 790 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:48,699 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 110 Invalid, 814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 790 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:48,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1633 states. [2024-11-09 04:47:48,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1633 to 1212. [2024-11-09 04:47:48,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1212 states, 1206 states have (on average 2.443615257048093) internal successors, (2947), 1211 states have internal predecessors, (2947), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1212 states and 2947 transitions. [2024-11-09 04:47:48,716 INFO L78 Accepts]: Start accepts. Automaton has 1212 states and 2947 transitions. Word has length 20 [2024-11-09 04:47:48,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:48,717 INFO L471 AbstractCegarLoop]: Abstraction has 1212 states and 2947 transitions. [2024-11-09 04:47:48,717 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:48,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2947 transitions. [2024-11-09 04:47:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 04:47:48,718 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:48,718 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:48,718 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-09 04:47:48,718 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:48,718 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:48,718 INFO L85 PathProgramCache]: Analyzing trace with hash 29602646, now seen corresponding path program 11 times [2024-11-09 04:47:48,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:48,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422152127] [2024-11-09 04:47:48,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:48,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:49,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:49,294 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:49,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422152127] [2024-11-09 04:47:49,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422152127] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:49,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:49,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:49,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1039856710] [2024-11-09 04:47:49,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:49,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:49,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:49,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:49,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:49,295 INFO L87 Difference]: Start difference. First operand 1212 states and 2947 transitions. Second operand has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:50,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:50,360 INFO L93 Difference]: Finished difference Result 1626 states and 3924 transitions. [2024-11-09 04:47:50,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:47:50,361 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2024-11-09 04:47:50,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:50,365 INFO L225 Difference]: With dead ends: 1626 [2024-11-09 04:47:50,365 INFO L226 Difference]: Without dead ends: 1566 [2024-11-09 04:47:50,366 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=103, Invalid=403, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:47:50,366 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 125 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 700 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 700 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:50,366 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 88 Invalid, 719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 700 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:50,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1566 states. [2024-11-09 04:47:50,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1566 to 1167. [2024-11-09 04:47:50,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1167 states, 1161 states have (on average 2.430663221360896) internal successors, (2822), 1166 states have internal predecessors, (2822), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:50,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 1167 states and 2822 transitions. [2024-11-09 04:47:50,386 INFO L78 Accepts]: Start accepts. Automaton has 1167 states and 2822 transitions. Word has length 20 [2024-11-09 04:47:50,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:50,386 INFO L471 AbstractCegarLoop]: Abstraction has 1167 states and 2822 transitions. [2024-11-09 04:47:50,386 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.0) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:50,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1167 states and 2822 transitions. [2024-11-09 04:47:50,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:47:50,388 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:50,388 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:50,388 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-09 04:47:50,388 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:50,389 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:50,389 INFO L85 PathProgramCache]: Analyzing trace with hash -1804765576, now seen corresponding path program 1 times [2024-11-09 04:47:50,389 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:50,389 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283546861] [2024-11-09 04:47:50,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:50,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:50,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:51,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:51,159 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:51,159 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283546861] [2024-11-09 04:47:51,159 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283546861] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:51,160 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:51,160 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:51,160 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2116715722] [2024-11-09 04:47:51,160 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:51,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:51,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:51,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:51,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:51,161 INFO L87 Difference]: Start difference. First operand 1167 states and 2822 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:52,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:52,356 INFO L93 Difference]: Finished difference Result 2554 states and 6110 transitions. [2024-11-09 04:47:52,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:47:52,357 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:47:52,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:52,366 INFO L225 Difference]: With dead ends: 2554 [2024-11-09 04:47:52,366 INFO L226 Difference]: Without dead ends: 2491 [2024-11-09 04:47:52,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:47:52,368 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 216 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:52,369 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 74 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:47:52,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2491 states. [2024-11-09 04:47:52,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2491 to 1272. [2024-11-09 04:47:52,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1272 states, 1266 states have (on average 2.4660347551342814) internal successors, (3122), 1271 states have internal predecessors, (3122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1272 states and 3122 transitions. [2024-11-09 04:47:52,408 INFO L78 Accepts]: Start accepts. Automaton has 1272 states and 3122 transitions. Word has length 21 [2024-11-09 04:47:52,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:52,408 INFO L471 AbstractCegarLoop]: Abstraction has 1272 states and 3122 transitions. [2024-11-09 04:47:52,408 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:52,409 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 3122 transitions. [2024-11-09 04:47:52,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:47:52,411 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:52,411 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:52,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-09 04:47:52,411 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:52,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:52,412 INFO L85 PathProgramCache]: Analyzing trace with hash 71616304, now seen corresponding path program 2 times [2024-11-09 04:47:52,412 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:52,412 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432768132] [2024-11-09 04:47:52,412 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:52,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:52,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:53,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:53,289 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:53,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432768132] [2024-11-09 04:47:53,289 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [432768132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:53,289 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:53,289 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:53,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37545026] [2024-11-09 04:47:53,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:53,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:53,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:53,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:53,291 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:53,291 INFO L87 Difference]: Start difference. First operand 1272 states and 3122 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:54,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:54,303 INFO L93 Difference]: Finished difference Result 2480 states and 5937 transitions. [2024-11-09 04:47:54,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:47:54,304 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:47:54,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:54,310 INFO L225 Difference]: With dead ends: 2480 [2024-11-09 04:47:54,310 INFO L226 Difference]: Without dead ends: 2417 [2024-11-09 04:47:54,311 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:47:54,312 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 209 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 799 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 808 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:54,312 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 72 Invalid, 808 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 799 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:54,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2417 states. [2024-11-09 04:47:54,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2417 to 1272. [2024-11-09 04:47:54,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1272 states, 1266 states have (on average 2.4660347551342814) internal successors, (3122), 1271 states have internal predecessors, (3122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:54,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1272 states and 3122 transitions. [2024-11-09 04:47:54,338 INFO L78 Accepts]: Start accepts. Automaton has 1272 states and 3122 transitions. Word has length 21 [2024-11-09 04:47:54,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:54,338 INFO L471 AbstractCegarLoop]: Abstraction has 1272 states and 3122 transitions. [2024-11-09 04:47:54,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:54,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 3122 transitions. [2024-11-09 04:47:54,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:47:54,339 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:54,340 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:54,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-09 04:47:54,340 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:54,340 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:54,340 INFO L85 PathProgramCache]: Analyzing trace with hash -1647322048, now seen corresponding path program 3 times [2024-11-09 04:47:54,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:54,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [156944857] [2024-11-09 04:47:54,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:54,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:54,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:54,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:54,951 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:54,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [156944857] [2024-11-09 04:47:54,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [156944857] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:54,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:54,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:54,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [768571888] [2024-11-09 04:47:54,952 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:54,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:54,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:54,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:54,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:54,952 INFO L87 Difference]: Start difference. First operand 1272 states and 3122 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:56,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:56,123 INFO L93 Difference]: Finished difference Result 2794 states and 6599 transitions. [2024-11-09 04:47:56,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:47:56,123 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:47:56,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:56,130 INFO L225 Difference]: With dead ends: 2794 [2024-11-09 04:47:56,130 INFO L226 Difference]: Without dead ends: 2731 [2024-11-09 04:47:56,131 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=103, Invalid=359, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:47:56,131 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 220 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 1160 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 1169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1160 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:56,132 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 103 Invalid, 1169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1160 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:47:56,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2731 states. [2024-11-09 04:47:56,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2731 to 1272. [2024-11-09 04:47:56,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1272 states, 1266 states have (on average 2.4660347551342814) internal successors, (3122), 1271 states have internal predecessors, (3122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:56,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1272 states to 1272 states and 3122 transitions. [2024-11-09 04:47:56,161 INFO L78 Accepts]: Start accepts. Automaton has 1272 states and 3122 transitions. Word has length 21 [2024-11-09 04:47:56,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:56,161 INFO L471 AbstractCegarLoop]: Abstraction has 1272 states and 3122 transitions. [2024-11-09 04:47:56,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:56,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1272 states and 3122 transitions. [2024-11-09 04:47:56,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:47:56,163 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:56,163 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:56,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-09 04:47:56,163 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:56,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:56,163 INFO L85 PathProgramCache]: Analyzing trace with hash 433641273, now seen corresponding path program 1 times [2024-11-09 04:47:56,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:56,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893783537] [2024-11-09 04:47:56,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:56,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:56,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:56,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:56,628 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:56,628 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893783537] [2024-11-09 04:47:56,628 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893783537] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:56,628 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:56,628 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:56,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070224258] [2024-11-09 04:47:56,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:56,629 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:56,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:56,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:56,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:56,629 INFO L87 Difference]: Start difference. First operand 1272 states and 3122 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:57,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:57,525 INFO L93 Difference]: Finished difference Result 2316 states and 5510 transitions. [2024-11-09 04:47:57,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:47:57,526 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:47:57,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:57,532 INFO L225 Difference]: With dead ends: 2316 [2024-11-09 04:47:57,532 INFO L226 Difference]: Without dead ends: 2281 [2024-11-09 04:47:57,533 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=259, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:47:57,534 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 190 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 904 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 904 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:57,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 74 Invalid, 907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 904 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:47:57,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2281 states. [2024-11-09 04:47:57,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2281 to 1341. [2024-11-09 04:47:57,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1341 states, 1335 states have (on average 2.4846441947565543) internal successors, (3317), 1340 states have internal predecessors, (3317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:57,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1341 states to 1341 states and 3317 transitions. [2024-11-09 04:47:57,560 INFO L78 Accepts]: Start accepts. Automaton has 1341 states and 3317 transitions. Word has length 21 [2024-11-09 04:47:57,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:57,560 INFO L471 AbstractCegarLoop]: Abstraction has 1341 states and 3317 transitions. [2024-11-09 04:47:57,560 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:57,560 INFO L276 IsEmpty]: Start isEmpty. Operand 1341 states and 3317 transitions. [2024-11-09 04:47:57,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:47:57,562 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:57,562 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:57,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-09 04:47:57,562 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:57,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:57,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1221405821, now seen corresponding path program 2 times [2024-11-09 04:47:57,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:57,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [979941796] [2024-11-09 04:47:57,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:57,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:57,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:58,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:58,081 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:58,081 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [979941796] [2024-11-09 04:47:58,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [979941796] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:58,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:58,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:58,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234248249] [2024-11-09 04:47:58,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:58,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:58,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:58,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:58,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:58,082 INFO L87 Difference]: Start difference. First operand 1341 states and 3317 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:58,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:47:58,972 INFO L93 Difference]: Finished difference Result 2189 states and 5239 transitions. [2024-11-09 04:47:58,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:47:58,972 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:47:58,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:47:58,978 INFO L225 Difference]: With dead ends: 2189 [2024-11-09 04:47:58,978 INFO L226 Difference]: Without dead ends: 2153 [2024-11-09 04:47:58,979 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:47:58,979 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 170 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:47:58,979 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 77 Invalid, 857 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:47:58,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2153 states. [2024-11-09 04:47:58,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2153 to 1335. [2024-11-09 04:47:58,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1335 states, 1329 states have (on average 2.4838224228743417) internal successors, (3301), 1334 states have internal predecessors, (3301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:58,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1335 states and 3301 transitions. [2024-11-09 04:47:59,002 INFO L78 Accepts]: Start accepts. Automaton has 1335 states and 3301 transitions. Word has length 21 [2024-11-09 04:47:59,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:47:59,002 INFO L471 AbstractCegarLoop]: Abstraction has 1335 states and 3301 transitions. [2024-11-09 04:47:59,002 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:47:59,002 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 3301 transitions. [2024-11-09 04:47:59,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:47:59,004 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:47:59,004 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:47:59,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-09 04:47:59,004 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:47:59,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:47:59,004 INFO L85 PathProgramCache]: Analyzing trace with hash -1354028477, now seen corresponding path program 3 times [2024-11-09 04:47:59,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:47:59,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1789454331] [2024-11-09 04:47:59,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:47:59,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:47:59,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:47:59,532 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:47:59,532 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:47:59,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1789454331] [2024-11-09 04:47:59,532 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1789454331] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:47:59,532 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:47:59,532 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:47:59,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058198509] [2024-11-09 04:47:59,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:47:59,533 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:47:59,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:47:59,533 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:47:59,533 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:47:59,534 INFO L87 Difference]: Start difference. First operand 1335 states and 3301 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:00,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:00,523 INFO L93 Difference]: Finished difference Result 2181 states and 5221 transitions. [2024-11-09 04:48:00,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:48:00,524 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:00,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:00,529 INFO L225 Difference]: With dead ends: 2181 [2024-11-09 04:48:00,529 INFO L226 Difference]: Without dead ends: 2145 [2024-11-09 04:48:00,530 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=101, Invalid=319, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:48:00,530 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 182 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 858 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 858 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:00,530 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 77 Invalid, 863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 858 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:48:00,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2145 states. [2024-11-09 04:48:00,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2145 to 1335. [2024-11-09 04:48:00,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1335 states, 1329 states have (on average 2.4838224228743417) internal successors, (3301), 1334 states have internal predecessors, (3301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:00,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1335 states and 3301 transitions. [2024-11-09 04:48:00,550 INFO L78 Accepts]: Start accepts. Automaton has 1335 states and 3301 transitions. Word has length 21 [2024-11-09 04:48:00,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:00,550 INFO L471 AbstractCegarLoop]: Abstraction has 1335 states and 3301 transitions. [2024-11-09 04:48:00,551 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:00,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 3301 transitions. [2024-11-09 04:48:00,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:00,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:00,552 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:00,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-09 04:48:00,552 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:00,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:00,552 INFO L85 PathProgramCache]: Analyzing trace with hash 1193457459, now seen corresponding path program 4 times [2024-11-09 04:48:00,552 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:00,552 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1958016403] [2024-11-09 04:48:00,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:00,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:01,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:01,006 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:01,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1958016403] [2024-11-09 04:48:01,007 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1958016403] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:01,007 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:01,007 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:01,007 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427284197] [2024-11-09 04:48:01,007 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:01,007 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:01,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:01,008 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:01,008 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:01,008 INFO L87 Difference]: Start difference. First operand 1335 states and 3301 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:01,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:01,742 INFO L93 Difference]: Finished difference Result 2408 states and 5721 transitions. [2024-11-09 04:48:01,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:48:01,743 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:01,743 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:01,749 INFO L225 Difference]: With dead ends: 2408 [2024-11-09 04:48:01,749 INFO L226 Difference]: Without dead ends: 2373 [2024-11-09 04:48:01,749 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=73, Invalid=233, Unknown=0, NotChecked=0, Total=306 [2024-11-09 04:48:01,750 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 194 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 636 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:01,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 54 Invalid, 640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 636 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:48:01,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2373 states. [2024-11-09 04:48:01,764 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2373 to 1281. [2024-11-09 04:48:01,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1281 states, 1275 states have (on average 2.4713725490196077) internal successors, (3151), 1280 states have internal predecessors, (3151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:01,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 3151 transitions. [2024-11-09 04:48:01,771 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 3151 transitions. Word has length 21 [2024-11-09 04:48:01,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:01,771 INFO L471 AbstractCegarLoop]: Abstraction has 1281 states and 3151 transitions. [2024-11-09 04:48:01,771 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:01,771 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 3151 transitions. [2024-11-09 04:48:01,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:01,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:01,773 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:01,773 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-09 04:48:01,773 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:01,773 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:01,773 INFO L85 PathProgramCache]: Analyzing trace with hash 1244981306, now seen corresponding path program 4 times [2024-11-09 04:48:01,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:01,773 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212535961] [2024-11-09 04:48:01,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:01,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:02,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:02,346 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:02,346 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212535961] [2024-11-09 04:48:02,346 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [212535961] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:02,346 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:02,346 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:02,346 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [469835589] [2024-11-09 04:48:02,346 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:02,347 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:02,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:02,347 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:02,347 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:02,347 INFO L87 Difference]: Start difference. First operand 1281 states and 3151 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:03,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:03,424 INFO L93 Difference]: Finished difference Result 3094 states and 7344 transitions. [2024-11-09 04:48:03,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:48:03,424 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:03,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:03,432 INFO L225 Difference]: With dead ends: 3094 [2024-11-09 04:48:03,432 INFO L226 Difference]: Without dead ends: 3031 [2024-11-09 04:48:03,434 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:48:03,434 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 257 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 871 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:03,434 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 74 Invalid, 871 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:48:03,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3031 states. [2024-11-09 04:48:03,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3031 to 1350. [2024-11-09 04:48:03,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1350 states, 1344 states have (on average 2.4895833333333335) internal successors, (3346), 1349 states have internal predecessors, (3346), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:03,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 1350 states and 3346 transitions. [2024-11-09 04:48:03,472 INFO L78 Accepts]: Start accepts. Automaton has 1350 states and 3346 transitions. Word has length 21 [2024-11-09 04:48:03,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:03,472 INFO L471 AbstractCegarLoop]: Abstraction has 1350 states and 3346 transitions. [2024-11-09 04:48:03,472 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 1350 states and 3346 transitions. [2024-11-09 04:48:03,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:03,474 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:03,474 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:03,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-09 04:48:03,474 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:03,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:03,475 INFO L85 PathProgramCache]: Analyzing trace with hash -756458767, now seen corresponding path program 5 times [2024-11-09 04:48:03,475 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:03,475 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1764635789] [2024-11-09 04:48:03,475 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:03,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:03,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:03,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:03,918 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:03,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1764635789] [2024-11-09 04:48:03,918 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1764635789] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:03,918 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:03,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:03,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1809680591] [2024-11-09 04:48:03,919 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:03,919 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:03,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:03,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:03,919 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:03,919 INFO L87 Difference]: Start difference. First operand 1350 states and 3346 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:04,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:04,865 INFO L93 Difference]: Finished difference Result 2945 states and 6980 transitions. [2024-11-09 04:48:04,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:48:04,866 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:04,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:04,876 INFO L225 Difference]: With dead ends: 2945 [2024-11-09 04:48:04,876 INFO L226 Difference]: Without dead ends: 2910 [2024-11-09 04:48:04,877 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:48:04,878 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 249 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 752 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 249 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 752 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:04,878 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [249 Valid, 64 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 752 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:04,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2910 states. [2024-11-09 04:48:04,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2910 to 1269. [2024-11-09 04:48:04,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1269 states, 1263 states have (on average 2.4663499604117183) internal successors, (3115), 1268 states have internal predecessors, (3115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:04,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1269 states to 1269 states and 3115 transitions. [2024-11-09 04:48:04,940 INFO L78 Accepts]: Start accepts. Automaton has 1269 states and 3115 transitions. Word has length 21 [2024-11-09 04:48:04,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:04,941 INFO L471 AbstractCegarLoop]: Abstraction has 1269 states and 3115 transitions. [2024-11-09 04:48:04,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:04,941 INFO L276 IsEmpty]: Start isEmpty. Operand 1269 states and 3115 transitions. [2024-11-09 04:48:04,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:04,943 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:04,943 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:04,943 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-09 04:48:04,943 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:04,944 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:04,944 INFO L85 PathProgramCache]: Analyzing trace with hash 2078633658, now seen corresponding path program 5 times [2024-11-09 04:48:04,944 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:04,944 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1879667239] [2024-11-09 04:48:04,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:04,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:05,635 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:05,636 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:05,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1879667239] [2024-11-09 04:48:05,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1879667239] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:05,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:05,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:05,637 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1725073053] [2024-11-09 04:48:05,637 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:05,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:05,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:05,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:05,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:05,638 INFO L87 Difference]: Start difference. First operand 1269 states and 3115 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:06,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:06,704 INFO L93 Difference]: Finished difference Result 3043 states and 7222 transitions. [2024-11-09 04:48:06,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:48:06,705 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:06,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:06,713 INFO L225 Difference]: With dead ends: 3043 [2024-11-09 04:48:06,713 INFO L226 Difference]: Without dead ends: 2984 [2024-11-09 04:48:06,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:48:06,714 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 223 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 804 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 223 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 810 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 804 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:06,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [223 Valid, 71 Invalid, 810 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 804 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:48:06,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2984 states. [2024-11-09 04:48:06,736 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2984 to 1310. [2024-11-09 04:48:06,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1310 states, 1304 states have (on average 2.473159509202454) internal successors, (3225), 1309 states have internal predecessors, (3225), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:06,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1310 states to 1310 states and 3225 transitions. [2024-11-09 04:48:06,745 INFO L78 Accepts]: Start accepts. Automaton has 1310 states and 3225 transitions. Word has length 21 [2024-11-09 04:48:06,745 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:06,745 INFO L471 AbstractCegarLoop]: Abstraction has 1310 states and 3225 transitions. [2024-11-09 04:48:06,745 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:06,745 INFO L276 IsEmpty]: Start isEmpty. Operand 1310 states and 3225 transitions. [2024-11-09 04:48:06,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:06,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:06,747 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:06,747 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-09 04:48:06,747 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:06,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:06,747 INFO L85 PathProgramCache]: Analyzing trace with hash 2078633339, now seen corresponding path program 6 times [2024-11-09 04:48:06,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:06,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39925732] [2024-11-09 04:48:06,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:06,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:06,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:07,295 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:07,295 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:07,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39925732] [2024-11-09 04:48:07,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39925732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:07,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:07,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:07,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2095246859] [2024-11-09 04:48:07,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:07,296 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:07,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:07,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:07,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:07,297 INFO L87 Difference]: Start difference. First operand 1310 states and 3225 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:08,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:08,224 INFO L93 Difference]: Finished difference Result 2885 states and 6862 transitions. [2024-11-09 04:48:08,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:48:08,225 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:08,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:08,231 INFO L225 Difference]: With dead ends: 2885 [2024-11-09 04:48:08,231 INFO L226 Difference]: Without dead ends: 2849 [2024-11-09 04:48:08,232 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:48:08,232 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 232 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 694 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 694 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:08,232 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 64 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 694 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:48:08,235 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2849 states. [2024-11-09 04:48:08,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2849 to 1274. [2024-11-09 04:48:08,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1274 states, 1268 states have (on average 2.467665615141956) internal successors, (3129), 1273 states have internal predecessors, (3129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:08,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1274 states and 3129 transitions. [2024-11-09 04:48:08,265 INFO L78 Accepts]: Start accepts. Automaton has 1274 states and 3129 transitions. Word has length 21 [2024-11-09 04:48:08,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:08,266 INFO L471 AbstractCegarLoop]: Abstraction has 1274 states and 3129 transitions. [2024-11-09 04:48:08,266 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:08,266 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 3129 transitions. [2024-11-09 04:48:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:08,267 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:08,267 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:08,267 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-09 04:48:08,267 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:08,267 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:08,268 INFO L85 PathProgramCache]: Analyzing trace with hash 2081259434, now seen corresponding path program 6 times [2024-11-09 04:48:08,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:08,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160972189] [2024-11-09 04:48:08,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:08,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:08,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:08,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:08,798 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:08,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160972189] [2024-11-09 04:48:08,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160972189] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:08,798 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:08,798 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:08,798 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1655307580] [2024-11-09 04:48:08,798 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:08,798 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:08,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:08,799 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:08,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:08,799 INFO L87 Difference]: Start difference. First operand 1274 states and 3129 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:09,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:09,952 INFO L93 Difference]: Finished difference Result 3571 states and 8421 transitions. [2024-11-09 04:48:09,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:48:09,953 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:09,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:09,961 INFO L225 Difference]: With dead ends: 3571 [2024-11-09 04:48:09,961 INFO L226 Difference]: Without dead ends: 3508 [2024-11-09 04:48:09,962 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:48:09,962 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 258 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:09,963 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 85 Invalid, 941 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:48:09,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3508 states. [2024-11-09 04:48:09,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3508 to 1328. [2024-11-09 04:48:09,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1328 states, 1322 states have (on average 2.4803328290468984) internal successors, (3279), 1327 states have internal predecessors, (3279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:09,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 1328 states and 3279 transitions. [2024-11-09 04:48:09,993 INFO L78 Accepts]: Start accepts. Automaton has 1328 states and 3279 transitions. Word has length 21 [2024-11-09 04:48:09,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:09,994 INFO L471 AbstractCegarLoop]: Abstraction has 1328 states and 3279 transitions. [2024-11-09 04:48:09,994 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:09,994 INFO L276 IsEmpty]: Start isEmpty. Operand 1328 states and 3279 transitions. [2024-11-09 04:48:09,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:09,995 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:09,995 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:09,995 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-09 04:48:09,995 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:09,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:09,996 INFO L85 PathProgramCache]: Analyzing trace with hash 2081259115, now seen corresponding path program 7 times [2024-11-09 04:48:09,996 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:09,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899250270] [2024-11-09 04:48:09,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:09,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:10,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:10,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:10,420 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:10,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899250270] [2024-11-09 04:48:10,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1899250270] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:10,421 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:10,421 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:10,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486407136] [2024-11-09 04:48:10,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:10,421 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:10,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:10,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:10,422 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:10,422 INFO L87 Difference]: Start difference. First operand 1328 states and 3279 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:11,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:11,256 INFO L93 Difference]: Finished difference Result 3212 states and 7631 transitions. [2024-11-09 04:48:11,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:48:11,256 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:11,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:11,263 INFO L225 Difference]: With dead ends: 3212 [2024-11-09 04:48:11,263 INFO L226 Difference]: Without dead ends: 3177 [2024-11-09 04:48:11,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:48:11,264 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 218 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 784 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 787 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 784 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:11,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 70 Invalid, 787 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 784 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:11,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3177 states. [2024-11-09 04:48:11,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3177 to 1274. [2024-11-09 04:48:11,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1274 states, 1268 states have (on average 2.467665615141956) internal successors, (3129), 1273 states have internal predecessors, (3129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:11,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 1274 states and 3129 transitions. [2024-11-09 04:48:11,288 INFO L78 Accepts]: Start accepts. Automaton has 1274 states and 3129 transitions. Word has length 21 [2024-11-09 04:48:11,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:11,288 INFO L471 AbstractCegarLoop]: Abstraction has 1274 states and 3129 transitions. [2024-11-09 04:48:11,288 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:11,288 INFO L276 IsEmpty]: Start isEmpty. Operand 1274 states and 3129 transitions. [2024-11-09 04:48:11,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:11,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:11,289 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:11,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-09 04:48:11,289 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:11,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:11,290 INFO L85 PathProgramCache]: Analyzing trace with hash 547588156, now seen corresponding path program 7 times [2024-11-09 04:48:11,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:11,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169593885] [2024-11-09 04:48:11,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:11,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:11,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:11,716 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:11,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169593885] [2024-11-09 04:48:11,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [169593885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:11,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:11,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:11,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459631768] [2024-11-09 04:48:11,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:11,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:11,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:11,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:11,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:11,718 INFO L87 Difference]: Start difference. First operand 1274 states and 3129 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:12,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:12,738 INFO L93 Difference]: Finished difference Result 2606 states and 6162 transitions. [2024-11-09 04:48:12,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:48:12,739 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:12,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:12,746 INFO L225 Difference]: With dead ends: 2606 [2024-11-09 04:48:12,746 INFO L226 Difference]: Without dead ends: 2543 [2024-11-09 04:48:12,747 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:48:12,748 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 238 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 853 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 238 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 853 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:12,748 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [238 Valid, 72 Invalid, 858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 853 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:48:12,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2543 states. [2024-11-09 04:48:12,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2543 to 1304. [2024-11-09 04:48:12,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1304 states, 1298 states have (on average 2.473805855161787) internal successors, (3211), 1303 states have internal predecessors, (3211), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:12,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1304 states to 1304 states and 3211 transitions. [2024-11-09 04:48:12,781 INFO L78 Accepts]: Start accepts. Automaton has 1304 states and 3211 transitions. Word has length 21 [2024-11-09 04:48:12,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:12,781 INFO L471 AbstractCegarLoop]: Abstraction has 1304 states and 3211 transitions. [2024-11-09 04:48:12,781 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:12,781 INFO L276 IsEmpty]: Start isEmpty. Operand 1304 states and 3211 transitions. [2024-11-09 04:48:12,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:12,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:12,783 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:12,783 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-09 04:48:12,783 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:12,783 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:12,783 INFO L85 PathProgramCache]: Analyzing trace with hash 697570395, now seen corresponding path program 8 times [2024-11-09 04:48:12,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:12,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891484219] [2024-11-09 04:48:12,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:12,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:13,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:13,264 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:13,264 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891484219] [2024-11-09 04:48:13,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [891484219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:13,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:13,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:13,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810670431] [2024-11-09 04:48:13,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:13,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:13,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:13,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:13,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:13,265 INFO L87 Difference]: Start difference. First operand 1304 states and 3211 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:14,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:14,032 INFO L93 Difference]: Finished difference Result 2470 states and 5825 transitions. [2024-11-09 04:48:14,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:48:14,032 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:14,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:14,038 INFO L225 Difference]: With dead ends: 2470 [2024-11-09 04:48:14,039 INFO L226 Difference]: Without dead ends: 2435 [2024-11-09 04:48:14,039 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=98, Invalid=282, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:48:14,040 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 247 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 628 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 247 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 633 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:14,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [247 Valid, 53 Invalid, 633 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 628 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:48:14,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2435 states. [2024-11-09 04:48:14,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2435 to 1241. [2024-11-09 04:48:14,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1241 states, 1235 states have (on average 2.4534412955465585) internal successors, (3030), 1240 states have internal predecessors, (3030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:14,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 1241 states and 3030 transitions. [2024-11-09 04:48:14,064 INFO L78 Accepts]: Start accepts. Automaton has 1241 states and 3030 transitions. Word has length 21 [2024-11-09 04:48:14,064 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:14,064 INFO L471 AbstractCegarLoop]: Abstraction has 1241 states and 3030 transitions. [2024-11-09 04:48:14,064 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:14,064 INFO L276 IsEmpty]: Start isEmpty. Operand 1241 states and 3030 transitions. [2024-11-09 04:48:14,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:14,066 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:14,066 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:14,066 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-09 04:48:14,066 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:14,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:14,066 INFO L85 PathProgramCache]: Analyzing trace with hash 1455663029, now seen corresponding path program 9 times [2024-11-09 04:48:14,066 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:14,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39690749] [2024-11-09 04:48:14,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:14,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:14,503 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:14,503 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:14,503 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39690749] [2024-11-09 04:48:14,503 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39690749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:14,503 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:14,503 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:14,503 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [142788330] [2024-11-09 04:48:14,504 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:14,504 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:14,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:14,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:14,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:14,504 INFO L87 Difference]: Start difference. First operand 1241 states and 3030 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:15,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:15,388 INFO L93 Difference]: Finished difference Result 2458 states and 5815 transitions. [2024-11-09 04:48:15,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:48:15,389 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:15,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:15,408 INFO L225 Difference]: With dead ends: 2458 [2024-11-09 04:48:15,408 INFO L226 Difference]: Without dead ends: 2411 [2024-11-09 04:48:15,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:48:15,409 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 201 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 817 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:15,409 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 74 Invalid, 817 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:15,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2411 states. [2024-11-09 04:48:15,428 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2411 to 1291. [2024-11-09 04:48:15,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1291 states, 1285 states have (on average 2.4638132295719846) internal successors, (3166), 1290 states have internal predecessors, (3166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:15,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 1291 states and 3166 transitions. [2024-11-09 04:48:15,436 INFO L78 Accepts]: Start accepts. Automaton has 1291 states and 3166 transitions. Word has length 21 [2024-11-09 04:48:15,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:15,436 INFO L471 AbstractCegarLoop]: Abstraction has 1291 states and 3166 transitions. [2024-11-09 04:48:15,436 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:15,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1291 states and 3166 transitions. [2024-11-09 04:48:15,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:15,437 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:15,437 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:15,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-09 04:48:15,438 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:15,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:15,438 INFO L85 PathProgramCache]: Analyzing trace with hash -264464615, now seen corresponding path program 10 times [2024-11-09 04:48:15,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:15,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013695182] [2024-11-09 04:48:15,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:15,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:15,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:15,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:15,932 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:15,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013695182] [2024-11-09 04:48:15,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013695182] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:15,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:15,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:15,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1389592231] [2024-11-09 04:48:15,933 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:15,933 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:15,933 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:15,934 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:15,934 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:15,934 INFO L87 Difference]: Start difference. First operand 1291 states and 3166 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:16,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:16,989 INFO L93 Difference]: Finished difference Result 2754 states and 6382 transitions. [2024-11-09 04:48:16,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:48:16,990 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:16,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:16,997 INFO L225 Difference]: With dead ends: 2754 [2024-11-09 04:48:16,997 INFO L226 Difference]: Without dead ends: 2707 [2024-11-09 04:48:16,998 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=119, Invalid=343, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:48:16,998 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 227 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 989 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 989 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:16,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 90 Invalid, 996 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 989 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:48:17,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2707 states. [2024-11-09 04:48:17,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2707 to 1303. [2024-11-09 04:48:17,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1303 states, 1297 states have (on average 2.468774094063223) internal successors, (3202), 1302 states have internal predecessors, (3202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:17,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 1303 states and 3202 transitions. [2024-11-09 04:48:17,026 INFO L78 Accepts]: Start accepts. Automaton has 1303 states and 3202 transitions. Word has length 21 [2024-11-09 04:48:17,026 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:17,026 INFO L471 AbstractCegarLoop]: Abstraction has 1303 states and 3202 transitions. [2024-11-09 04:48:17,026 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:17,026 INFO L276 IsEmpty]: Start isEmpty. Operand 1303 states and 3202 transitions. [2024-11-09 04:48:17,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:17,028 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:17,028 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:17,028 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-09 04:48:17,028 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:17,029 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:17,029 INFO L85 PathProgramCache]: Analyzing trace with hash -1431153416, now seen corresponding path program 8 times [2024-11-09 04:48:17,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:17,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608686838] [2024-11-09 04:48:17,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:17,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:17,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:17,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:17,541 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:17,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608686838] [2024-11-09 04:48:17,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608686838] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:17,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:17,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:17,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2137648128] [2024-11-09 04:48:17,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:17,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:17,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:17,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:17,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:17,542 INFO L87 Difference]: Start difference. First operand 1303 states and 3202 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:18,421 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:18,422 INFO L93 Difference]: Finished difference Result 2286 states and 5404 transitions. [2024-11-09 04:48:18,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:48:18,422 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:18,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:18,427 INFO L225 Difference]: With dead ends: 2286 [2024-11-09 04:48:18,427 INFO L226 Difference]: Without dead ends: 2240 [2024-11-09 04:48:18,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:48:18,428 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 207 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 207 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 761 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:18,429 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [207 Valid, 68 Invalid, 761 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:48:18,431 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2240 states. [2024-11-09 04:48:18,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2240 to 1300. [2024-11-09 04:48:18,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1294 states have (on average 2.4683153013910357) internal successors, (3194), 1299 states have internal predecessors, (3194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:18,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 3194 transitions. [2024-11-09 04:48:18,451 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 3194 transitions. Word has length 21 [2024-11-09 04:48:18,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:18,451 INFO L471 AbstractCegarLoop]: Abstraction has 1300 states and 3194 transitions. [2024-11-09 04:48:18,451 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:18,452 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 3194 transitions. [2024-11-09 04:48:18,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:18,453 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:18,453 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:18,453 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-09 04:48:18,453 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:18,453 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:18,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1079464468, now seen corresponding path program 9 times [2024-11-09 04:48:18,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:18,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822684951] [2024-11-09 04:48:18,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:18,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:18,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:19,108 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:19,108 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:19,108 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822684951] [2024-11-09 04:48:19,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822684951] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:19,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:19,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:19,109 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1170428244] [2024-11-09 04:48:19,109 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:19,109 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:19,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:19,109 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:19,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:19,110 INFO L87 Difference]: Start difference. First operand 1300 states and 3194 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:20,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:20,007 INFO L93 Difference]: Finished difference Result 2547 states and 5930 transitions. [2024-11-09 04:48:20,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:48:20,008 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:20,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:20,014 INFO L225 Difference]: With dead ends: 2547 [2024-11-09 04:48:20,015 INFO L226 Difference]: Without dead ends: 2502 [2024-11-09 04:48:20,015 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=288, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:48:20,016 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 211 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 876 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 880 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 876 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:20,016 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 72 Invalid, 880 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 876 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:20,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2502 states. [2024-11-09 04:48:20,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2502 to 1261. [2024-11-09 04:48:20,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1261 states, 1255 states have (on average 2.4589641434262948) internal successors, (3086), 1260 states have internal predecessors, (3086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:20,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 3086 transitions. [2024-11-09 04:48:20,043 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 3086 transitions. Word has length 21 [2024-11-09 04:48:20,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:20,043 INFO L471 AbstractCegarLoop]: Abstraction has 1261 states and 3086 transitions. [2024-11-09 04:48:20,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:20,044 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 3086 transitions. [2024-11-09 04:48:20,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:20,045 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:20,045 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:20,045 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-09 04:48:20,045 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:20,045 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:20,045 INFO L85 PathProgramCache]: Analyzing trace with hash -761446692, now seen corresponding path program 10 times [2024-11-09 04:48:20,045 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:20,046 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358402559] [2024-11-09 04:48:20,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:20,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:20,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:20,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:20,597 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:20,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358402559] [2024-11-09 04:48:20,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358402559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:20,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:20,598 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:20,598 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [206432181] [2024-11-09 04:48:20,598 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:20,598 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:20,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:20,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:20,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:20,598 INFO L87 Difference]: Start difference. First operand 1261 states and 3086 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:21,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:21,388 INFO L93 Difference]: Finished difference Result 1939 states and 4622 transitions. [2024-11-09 04:48:21,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:48:21,388 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:21,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:21,393 INFO L225 Difference]: With dead ends: 1939 [2024-11-09 04:48:21,393 INFO L226 Difference]: Without dead ends: 1880 [2024-11-09 04:48:21,394 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:48:21,394 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 168 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 743 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 168 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 743 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:21,394 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [168 Valid, 77 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 743 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:48:21,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1880 states. [2024-11-09 04:48:21,407 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1880 to 1300. [2024-11-09 04:48:21,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1300 states, 1294 states have (on average 2.465224111282844) internal successors, (3190), 1299 states have internal predecessors, (3190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 1300 states and 3190 transitions. [2024-11-09 04:48:21,413 INFO L78 Accepts]: Start accepts. Automaton has 1300 states and 3190 transitions. Word has length 21 [2024-11-09 04:48:21,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:21,414 INFO L471 AbstractCegarLoop]: Abstraction has 1300 states and 3190 transitions. [2024-11-09 04:48:21,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1300 states and 3190 transitions. [2024-11-09 04:48:21,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:21,415 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:21,415 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:21,415 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-09 04:48:21,415 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:21,415 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:21,415 INFO L85 PathProgramCache]: Analyzing trace with hash -761447011, now seen corresponding path program 11 times [2024-11-09 04:48:21,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:21,416 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324776052] [2024-11-09 04:48:21,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:21,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:21,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:21,856 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:21,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324776052] [2024-11-09 04:48:21,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324776052] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:21,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:21,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:21,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144465302] [2024-11-09 04:48:21,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:21,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:21,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:21,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:21,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:21,857 INFO L87 Difference]: Start difference. First operand 1300 states and 3190 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:23,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:23,244 INFO L93 Difference]: Finished difference Result 2142 states and 5073 transitions. [2024-11-09 04:48:23,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:48:23,245 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:23,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:23,251 INFO L225 Difference]: With dead ends: 2142 [2024-11-09 04:48:23,251 INFO L226 Difference]: Without dead ends: 2106 [2024-11-09 04:48:23,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=207, Invalid=605, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:48:23,252 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 177 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 958 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 958 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:23,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 110 Invalid, 965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 958 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:48:23,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2106 states. [2024-11-09 04:48:23,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2106 to 1261. [2024-11-09 04:48:23,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1261 states, 1255 states have (on average 2.4589641434262948) internal successors, (3086), 1260 states have internal predecessors, (3086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:23,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 3086 transitions. [2024-11-09 04:48:23,274 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 3086 transitions. Word has length 21 [2024-11-09 04:48:23,274 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:23,274 INFO L471 AbstractCegarLoop]: Abstraction has 1261 states and 3086 transitions. [2024-11-09 04:48:23,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:23,274 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 3086 transitions. [2024-11-09 04:48:23,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:23,275 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:23,275 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:23,275 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-09 04:48:23,275 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:23,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:23,276 INFO L85 PathProgramCache]: Analyzing trace with hash 1043340276, now seen corresponding path program 11 times [2024-11-09 04:48:23,276 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:23,276 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2088175720] [2024-11-09 04:48:23,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:23,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:23,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:23,879 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:23,879 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2088175720] [2024-11-09 04:48:23,879 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2088175720] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:23,879 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:23,879 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:23,879 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939808827] [2024-11-09 04:48:23,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:23,880 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:23,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:23,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:23,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:23,880 INFO L87 Difference]: Start difference. First operand 1261 states and 3086 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:25,188 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:25,189 INFO L93 Difference]: Finished difference Result 2212 states and 5250 transitions. [2024-11-09 04:48:25,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:48:25,189 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:25,189 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:25,194 INFO L225 Difference]: With dead ends: 2212 [2024-11-09 04:48:25,195 INFO L226 Difference]: Without dead ends: 2152 [2024-11-09 04:48:25,195 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=207, Invalid=605, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:48:25,196 INFO L432 NwaCegarLoop]: 20 mSDtfsCounter, 177 mSDsluCounter, 109 mSDsCounter, 0 mSdLazyCounter, 1117 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 1126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:25,196 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 129 Invalid, 1126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1117 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:48:25,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2152 states. [2024-11-09 04:48:25,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2152 to 1294. [2024-11-09 04:48:25,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1294 states, 1288 states have (on average 2.4642857142857144) internal successors, (3174), 1293 states have internal predecessors, (3174), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:25,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 1294 states and 3174 transitions. [2024-11-09 04:48:25,216 INFO L78 Accepts]: Start accepts. Automaton has 1294 states and 3174 transitions. Word has length 21 [2024-11-09 04:48:25,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:25,216 INFO L471 AbstractCegarLoop]: Abstraction has 1294 states and 3174 transitions. [2024-11-09 04:48:25,216 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:25,217 INFO L276 IsEmpty]: Start isEmpty. Operand 1294 states and 3174 transitions. [2024-11-09 04:48:25,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:25,218 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:25,218 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:25,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-09 04:48:25,218 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:25,218 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:25,218 INFO L85 PathProgramCache]: Analyzing trace with hash 1043339957, now seen corresponding path program 12 times [2024-11-09 04:48:25,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:25,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [573150354] [2024-11-09 04:48:25,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:25,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:25,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:25,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:25,842 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:25,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [573150354] [2024-11-09 04:48:25,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [573150354] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:25,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:25,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:25,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590504352] [2024-11-09 04:48:25,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:25,843 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:25,843 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:25,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:25,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:25,843 INFO L87 Difference]: Start difference. First operand 1294 states and 3174 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:26,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:26,892 INFO L93 Difference]: Finished difference Result 1944 states and 4583 transitions. [2024-11-09 04:48:26,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:48:26,892 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:26,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:26,898 INFO L225 Difference]: With dead ends: 1944 [2024-11-09 04:48:26,898 INFO L226 Difference]: Without dead ends: 1908 [2024-11-09 04:48:26,898 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:48:26,899 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 169 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 849 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 858 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 849 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:26,899 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 88 Invalid, 858 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 849 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:26,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1908 states. [2024-11-09 04:48:26,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1908 to 1261. [2024-11-09 04:48:26,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1261 states, 1255 states have (on average 2.4589641434262948) internal successors, (3086), 1260 states have internal predecessors, (3086), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:26,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 3086 transitions. [2024-11-09 04:48:26,931 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 3086 transitions. Word has length 21 [2024-11-09 04:48:26,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:26,932 INFO L471 AbstractCegarLoop]: Abstraction has 1261 states and 3086 transitions. [2024-11-09 04:48:26,932 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:26,932 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 3086 transitions. [2024-11-09 04:48:26,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:26,934 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:26,934 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:26,935 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-09 04:48:26,935 INFO L396 AbstractCegarLoop]: === Iteration 117 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:26,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:26,935 INFO L85 PathProgramCache]: Analyzing trace with hash 495443008, now seen corresponding path program 12 times [2024-11-09 04:48:26,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:26,936 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399184885] [2024-11-09 04:48:26,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:26,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:26,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:27,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:27,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:27,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399184885] [2024-11-09 04:48:27,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399184885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:27,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:27,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:27,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099565330] [2024-11-09 04:48:27,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:27,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:27,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:27,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:27,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:27,473 INFO L87 Difference]: Start difference. First operand 1261 states and 3086 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:28,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:28,350 INFO L93 Difference]: Finished difference Result 2499 states and 5872 transitions. [2024-11-09 04:48:28,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:48:28,351 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:28,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:28,357 INFO L225 Difference]: With dead ends: 2499 [2024-11-09 04:48:28,357 INFO L226 Difference]: Without dead ends: 2440 [2024-11-09 04:48:28,357 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:48:28,358 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 189 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 774 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 774 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:28,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 71 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 774 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:28,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2440 states. [2024-11-09 04:48:28,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2440 to 1297. [2024-11-09 04:48:28,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1297 states, 1291 states have (on average 2.4647560030983735) internal successors, (3182), 1296 states have internal predecessors, (3182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:28,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1297 states to 1297 states and 3182 transitions. [2024-11-09 04:48:28,382 INFO L78 Accepts]: Start accepts. Automaton has 1297 states and 3182 transitions. Word has length 21 [2024-11-09 04:48:28,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:28,382 INFO L471 AbstractCegarLoop]: Abstraction has 1297 states and 3182 transitions. [2024-11-09 04:48:28,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:28,383 INFO L276 IsEmpty]: Start isEmpty. Operand 1297 states and 3182 transitions. [2024-11-09 04:48:28,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:28,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:28,384 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:28,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-09 04:48:28,384 INFO L396 AbstractCegarLoop]: === Iteration 118 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:28,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:28,384 INFO L85 PathProgramCache]: Analyzing trace with hash 495442689, now seen corresponding path program 13 times [2024-11-09 04:48:28,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:28,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1341423260] [2024-11-09 04:48:28,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:28,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:28,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:28,874 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:28,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1341423260] [2024-11-09 04:48:28,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1341423260] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:28,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:28,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:28,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1642418126] [2024-11-09 04:48:28,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:28,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:28,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:28,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:28,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:28,875 INFO L87 Difference]: Start difference. First operand 1297 states and 3182 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:29,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:29,916 INFO L93 Difference]: Finished difference Result 2327 states and 5482 transitions. [2024-11-09 04:48:29,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:48:29,917 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:29,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:29,923 INFO L225 Difference]: With dead ends: 2327 [2024-11-09 04:48:29,923 INFO L226 Difference]: Without dead ends: 2291 [2024-11-09 04:48:29,923 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:48:29,924 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 179 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 802 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 807 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 802 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:29,924 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 76 Invalid, 807 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 802 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:48:29,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2291 states. [2024-11-09 04:48:29,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2291 to 1258. [2024-11-09 04:48:29,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 1252 states have (on average 2.4584664536741214) internal successors, (3078), 1257 states have internal predecessors, (3078), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:29,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 3078 transitions. [2024-11-09 04:48:29,946 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 3078 transitions. Word has length 21 [2024-11-09 04:48:29,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:29,946 INFO L471 AbstractCegarLoop]: Abstraction has 1258 states and 3078 transitions. [2024-11-09 04:48:29,946 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:29,946 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 3078 transitions. [2024-11-09 04:48:29,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:29,947 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:29,947 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:29,947 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2024-11-09 04:48:29,947 INFO L396 AbstractCegarLoop]: === Iteration 119 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:29,948 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:29,948 INFO L85 PathProgramCache]: Analyzing trace with hash 498068784, now seen corresponding path program 13 times [2024-11-09 04:48:29,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:29,948 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034834466] [2024-11-09 04:48:29,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:29,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:30,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:30,472 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:30,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034834466] [2024-11-09 04:48:30,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2034834466] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:30,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:30,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:30,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761601669] [2024-11-09 04:48:30,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:30,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:30,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:30,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:30,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:30,473 INFO L87 Difference]: Start difference. First operand 1258 states and 3078 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:31,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:31,407 INFO L93 Difference]: Finished difference Result 3055 states and 7140 transitions. [2024-11-09 04:48:31,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:48:31,408 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:31,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:31,415 INFO L225 Difference]: With dead ends: 3055 [2024-11-09 04:48:31,415 INFO L226 Difference]: Without dead ends: 2992 [2024-11-09 04:48:31,416 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:48:31,416 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 216 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 808 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 816 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:31,416 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 75 Invalid, 816 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 808 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:31,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2992 states. [2024-11-09 04:48:31,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2992 to 1289. [2024-11-09 04:48:31,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1289 states, 1283 states have (on average 2.4660950896336713) internal successors, (3164), 1288 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:31,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 1289 states and 3164 transitions. [2024-11-09 04:48:31,443 INFO L78 Accepts]: Start accepts. Automaton has 1289 states and 3164 transitions. Word has length 21 [2024-11-09 04:48:31,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:31,443 INFO L471 AbstractCegarLoop]: Abstraction has 1289 states and 3164 transitions. [2024-11-09 04:48:31,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:31,443 INFO L276 IsEmpty]: Start isEmpty. Operand 1289 states and 3164 transitions. [2024-11-09 04:48:31,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:31,445 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:31,445 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:31,445 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2024-11-09 04:48:31,446 INFO L396 AbstractCegarLoop]: === Iteration 120 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:31,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:31,446 INFO L85 PathProgramCache]: Analyzing trace with hash 498068465, now seen corresponding path program 14 times [2024-11-09 04:48:31,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:31,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1773263914] [2024-11-09 04:48:31,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:31,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:31,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:31,984 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:31,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1773263914] [2024-11-09 04:48:31,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1773263914] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:31,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:31,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:31,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208155289] [2024-11-09 04:48:31,985 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:31,985 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:31,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:31,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:31,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:31,985 INFO L87 Difference]: Start difference. First operand 1289 states and 3164 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:32,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:32,880 INFO L93 Difference]: Finished difference Result 2482 states and 5820 transitions. [2024-11-09 04:48:32,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:48:32,880 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:32,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:32,887 INFO L225 Difference]: With dead ends: 2482 [2024-11-09 04:48:32,887 INFO L226 Difference]: Without dead ends: 2447 [2024-11-09 04:48:32,888 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2024-11-09 04:48:32,889 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 190 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 190 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:32,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [190 Valid, 70 Invalid, 757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:32,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2447 states. [2024-11-09 04:48:32,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2447 to 1230. [2024-11-09 04:48:32,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1230 states, 1224 states have (on average 2.450980392156863) internal successors, (3000), 1229 states have internal predecessors, (3000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:32,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 1230 states and 3000 transitions. [2024-11-09 04:48:32,920 INFO L78 Accepts]: Start accepts. Automaton has 1230 states and 3000 transitions. Word has length 21 [2024-11-09 04:48:32,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:32,920 INFO L471 AbstractCegarLoop]: Abstraction has 1230 states and 3000 transitions. [2024-11-09 04:48:32,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:32,921 INFO L276 IsEmpty]: Start isEmpty. Operand 1230 states and 3000 transitions. [2024-11-09 04:48:32,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:32,922 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:32,922 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:32,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2024-11-09 04:48:32,922 INFO L396 AbstractCegarLoop]: === Iteration 121 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:32,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:32,922 INFO L85 PathProgramCache]: Analyzing trace with hash 1124739332, now seen corresponding path program 14 times [2024-11-09 04:48:32,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:32,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059912730] [2024-11-09 04:48:32,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:32,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:32,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:33,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:33,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059912730] [2024-11-09 04:48:33,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059912730] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:33,471 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:33,471 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:33,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357610881] [2024-11-09 04:48:33,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:33,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:33,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:33,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:33,472 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:33,472 INFO L87 Difference]: Start difference. First operand 1230 states and 3000 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:34,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:34,419 INFO L93 Difference]: Finished difference Result 2378 states and 5564 transitions. [2024-11-09 04:48:34,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:48:34,420 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:34,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:34,427 INFO L225 Difference]: With dead ends: 2378 [2024-11-09 04:48:34,427 INFO L226 Difference]: Without dead ends: 2318 [2024-11-09 04:48:34,428 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=113, Invalid=307, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:48:34,428 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 185 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 798 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 804 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 798 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:34,428 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 76 Invalid, 804 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 798 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:34,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2318 states. [2024-11-09 04:48:34,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2318 to 1248. [2024-11-09 04:48:34,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1248 states, 1242 states have (on average 2.4541062801932365) internal successors, (3048), 1247 states have internal predecessors, (3048), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:34,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1248 states to 1248 states and 3048 transitions. [2024-11-09 04:48:34,456 INFO L78 Accepts]: Start accepts. Automaton has 1248 states and 3048 transitions. Word has length 21 [2024-11-09 04:48:34,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:34,456 INFO L471 AbstractCegarLoop]: Abstraction has 1248 states and 3048 transitions. [2024-11-09 04:48:34,457 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:34,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1248 states and 3048 transitions. [2024-11-09 04:48:34,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:34,459 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:34,459 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:34,459 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2024-11-09 04:48:34,460 INFO L396 AbstractCegarLoop]: === Iteration 122 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:34,460 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:34,460 INFO L85 PathProgramCache]: Analyzing trace with hash 1124739013, now seen corresponding path program 15 times [2024-11-09 04:48:34,460 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:34,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662598957] [2024-11-09 04:48:34,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:34,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:34,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:35,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:35,184 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:35,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662598957] [2024-11-09 04:48:35,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662598957] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:35,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:35,185 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:35,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671097422] [2024-11-09 04:48:35,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:35,185 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:35,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:35,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:35,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:35,186 INFO L87 Difference]: Start difference. First operand 1248 states and 3048 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:36,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:36,072 INFO L93 Difference]: Finished difference Result 2326 states and 5411 transitions. [2024-11-09 04:48:36,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:48:36,072 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:36,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:36,079 INFO L225 Difference]: With dead ends: 2326 [2024-11-09 04:48:36,079 INFO L226 Difference]: Without dead ends: 2291 [2024-11-09 04:48:36,080 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=92, Invalid=250, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:48:36,080 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 178 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 697 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:36,081 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 68 Invalid, 697 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:36,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2291 states. [2024-11-09 04:48:36,099 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2291 to 1212. [2024-11-09 04:48:36,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1212 states, 1206 states have (on average 2.4477611940298507) internal successors, (2952), 1211 states have internal predecessors, (2952), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:36,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1212 states to 1212 states and 2952 transitions. [2024-11-09 04:48:36,108 INFO L78 Accepts]: Start accepts. Automaton has 1212 states and 2952 transitions. Word has length 21 [2024-11-09 04:48:36,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:36,109 INFO L471 AbstractCegarLoop]: Abstraction has 1212 states and 2952 transitions. [2024-11-09 04:48:36,109 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:36,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1212 states and 2952 transitions. [2024-11-09 04:48:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:36,111 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:36,111 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:36,111 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2024-11-09 04:48:36,111 INFO L396 AbstractCegarLoop]: === Iteration 123 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:36,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:36,111 INFO L85 PathProgramCache]: Analyzing trace with hash -1036918154, now seen corresponding path program 15 times [2024-11-09 04:48:36,112 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:36,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [439869232] [2024-11-09 04:48:36,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:36,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:36,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:36,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:36,663 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:36,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [439869232] [2024-11-09 04:48:36,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [439869232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:36,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:36,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:36,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001527463] [2024-11-09 04:48:36,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:36,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:36,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:36,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:36,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:36,664 INFO L87 Difference]: Start difference. First operand 1212 states and 2952 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:37,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:37,477 INFO L93 Difference]: Finished difference Result 2401 states and 5548 transitions. [2024-11-09 04:48:37,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:48:37,477 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:37,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:37,483 INFO L225 Difference]: With dead ends: 2401 [2024-11-09 04:48:37,483 INFO L226 Difference]: Without dead ends: 2338 [2024-11-09 04:48:37,484 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=227, Unknown=0, NotChecked=0, Total=306 [2024-11-09 04:48:37,484 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 186 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 783 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 788 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:37,484 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 71 Invalid, 788 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 783 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:48:37,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2338 states. [2024-11-09 04:48:37,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2338 to 1124. [2024-11-09 04:48:37,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1124 states, 1120 states have (on average 2.4276785714285714) internal successors, (2719), 1123 states have internal predecessors, (2719), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:37,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 2719 transitions. [2024-11-09 04:48:37,507 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 2719 transitions. Word has length 21 [2024-11-09 04:48:37,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:37,507 INFO L471 AbstractCegarLoop]: Abstraction has 1124 states and 2719 transitions. [2024-11-09 04:48:37,507 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:37,507 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 2719 transitions. [2024-11-09 04:48:37,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 04:48:37,508 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:37,508 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:37,508 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2024-11-09 04:48:37,508 INFO L396 AbstractCegarLoop]: === Iteration 124 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:37,509 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:37,509 INFO L85 PathProgramCache]: Analyzing trace with hash -1036918473, now seen corresponding path program 16 times [2024-11-09 04:48:37,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:37,509 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1310590116] [2024-11-09 04:48:37,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:37,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:37,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:38,137 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:38,137 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:38,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1310590116] [2024-11-09 04:48:38,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1310590116] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:38,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:38,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-09 04:48:38,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [607997395] [2024-11-09 04:48:38,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:38,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-09 04:48:38,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:38,138 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-09 04:48:38,138 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:48:38,139 INFO L87 Difference]: Start difference. First operand 1124 states and 2719 transitions. Second operand has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:39,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:39,148 INFO L93 Difference]: Finished difference Result 2635 states and 6029 transitions. [2024-11-09 04:48:39,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:48:39,149 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2024-11-09 04:48:39,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:39,155 INFO L225 Difference]: With dead ends: 2635 [2024-11-09 04:48:39,155 INFO L226 Difference]: Without dead ends: 2600 [2024-11-09 04:48:39,156 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=111, Invalid=309, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:48:39,156 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 205 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 933 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 85 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 933 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:39,156 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 85 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 933 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:48:39,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2600 states. [2024-11-09 04:48:39,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2600 to 1041. [2024-11-09 04:48:39,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1041 states, 1037 states have (on average 2.403085824493732) internal successors, (2492), 1040 states have internal predecessors, (2492), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:39,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 2492 transitions. [2024-11-09 04:48:39,179 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 2492 transitions. Word has length 21 [2024-11-09 04:48:39,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:39,179 INFO L471 AbstractCegarLoop]: Abstraction has 1041 states and 2492 transitions. [2024-11-09 04:48:39,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 2.1) internal successors, (21), 11 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:39,179 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 2492 transitions. [2024-11-09 04:48:39,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 04:48:39,181 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:39,181 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:39,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2024-11-09 04:48:39,181 INFO L396 AbstractCegarLoop]: === Iteration 125 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:39,181 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:39,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1850562122, now seen corresponding path program 1 times [2024-11-09 04:48:39,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:39,181 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [342451917] [2024-11-09 04:48:39,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:39,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:40,264 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:40,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [342451917] [2024-11-09 04:48:40,265 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [342451917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:40,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:40,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:48:40,265 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427395884] [2024-11-09 04:48:40,265 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:40,265 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:48:40,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:40,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:48:40,266 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:48:40,266 INFO L87 Difference]: Start difference. First operand 1041 states and 2492 transitions. Second operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:41,664 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:41,664 INFO L93 Difference]: Finished difference Result 1413 states and 3323 transitions. [2024-11-09 04:48:41,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 04:48:41,665 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2024-11-09 04:48:41,665 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:41,669 INFO L225 Difference]: With dead ends: 1413 [2024-11-09 04:48:41,669 INFO L226 Difference]: Without dead ends: 1385 [2024-11-09 04:48:41,670 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 137 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=196, Invalid=674, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:48:41,670 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 156 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 754 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 754 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:41,670 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 72 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 754 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:48:41,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1385 states. [2024-11-09 04:48:41,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1385 to 1110. [2024-11-09 04:48:41,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1110 states, 1106 states have (on average 2.405967450271248) internal successors, (2661), 1109 states have internal predecessors, (2661), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:41,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 1110 states and 2661 transitions. [2024-11-09 04:48:41,686 INFO L78 Accepts]: Start accepts. Automaton has 1110 states and 2661 transitions. Word has length 22 [2024-11-09 04:48:41,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:41,686 INFO L471 AbstractCegarLoop]: Abstraction has 1110 states and 2661 transitions. [2024-11-09 04:48:41,686 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:41,686 INFO L276 IsEmpty]: Start isEmpty. Operand 1110 states and 2661 transitions. [2024-11-09 04:48:41,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 04:48:41,687 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:41,687 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:41,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2024-11-09 04:48:41,687 INFO L396 AbstractCegarLoop]: === Iteration 126 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:41,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:41,688 INFO L85 PathProgramCache]: Analyzing trace with hash 2122455546, now seen corresponding path program 2 times [2024-11-09 04:48:41,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:41,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [225768798] [2024-11-09 04:48:41,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:41,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:41,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:42,569 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:42,569 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:42,569 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [225768798] [2024-11-09 04:48:42,569 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [225768798] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:42,569 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:42,569 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-09 04:48:42,569 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1055077336] [2024-11-09 04:48:42,569 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:42,570 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 04:48:42,570 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:42,570 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 04:48:42,570 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2024-11-09 04:48:42,571 INFO L87 Difference]: Start difference. First operand 1110 states and 2661 transitions. Second operand has 12 states, 11 states have (on average 2.0) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:43,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:43,935 INFO L93 Difference]: Finished difference Result 1432 states and 3365 transitions. [2024-11-09 04:48:43,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-09 04:48:43,936 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.0) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2024-11-09 04:48:43,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:43,940 INFO L225 Difference]: With dead ends: 1432 [2024-11-09 04:48:43,940 INFO L226 Difference]: Without dead ends: 1404 [2024-11-09 04:48:43,941 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 147 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=197, Invalid=673, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:48:43,941 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 158 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 901 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 901 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:43,941 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 84 Invalid, 928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 901 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:48:43,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1404 states. [2024-11-09 04:48:43,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1404 to 1123. [2024-11-09 04:48:43,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1123 states, 1119 states have (on average 2.409294012511171) internal successors, (2696), 1122 states have internal predecessors, (2696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:43,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 1123 states and 2696 transitions. [2024-11-09 04:48:43,959 INFO L78 Accepts]: Start accepts. Automaton has 1123 states and 2696 transitions. Word has length 22 [2024-11-09 04:48:43,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:43,959 INFO L471 AbstractCegarLoop]: Abstraction has 1123 states and 2696 transitions. [2024-11-09 04:48:43,959 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.0) internal successors, (22), 12 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:43,959 INFO L276 IsEmpty]: Start isEmpty. Operand 1123 states and 2696 transitions. [2024-11-09 04:48:43,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 04:48:43,960 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:43,960 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:43,960 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2024-11-09 04:48:43,961 INFO L396 AbstractCegarLoop]: === Iteration 127 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:43,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:43,961 INFO L85 PathProgramCache]: Analyzing trace with hash -455357336, now seen corresponding path program 3 times [2024-11-09 04:48:43,961 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:43,961 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893211912] [2024-11-09 04:48:43,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:43,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:43,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:44,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:44,788 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:44,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893211912] [2024-11-09 04:48:44,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1893211912] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:44,788 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:44,788 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:48:44,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925910022] [2024-11-09 04:48:44,789 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:44,789 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:48:44,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:44,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:48:44,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:48:44,789 INFO L87 Difference]: Start difference. First operand 1123 states and 2696 transitions. Second operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:46,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:46,383 INFO L93 Difference]: Finished difference Result 1465 states and 3453 transitions. [2024-11-09 04:48:46,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 04:48:46,383 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2024-11-09 04:48:46,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:46,387 INFO L225 Difference]: With dead ends: 1465 [2024-11-09 04:48:46,387 INFO L226 Difference]: Without dead ends: 1437 [2024-11-09 04:48:46,388 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=213, Invalid=843, Unknown=0, NotChecked=0, Total=1056 [2024-11-09 04:48:46,388 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 161 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 937 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:46,388 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 92 Invalid, 937 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:48:46,389 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1437 states. [2024-11-09 04:48:46,397 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1437 to 1126. [2024-11-09 04:48:46,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1126 states, 1122 states have (on average 2.409982174688057) internal successors, (2704), 1125 states have internal predecessors, (2704), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:46,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1126 states to 1126 states and 2704 transitions. [2024-11-09 04:48:46,403 INFO L78 Accepts]: Start accepts. Automaton has 1126 states and 2704 transitions. Word has length 22 [2024-11-09 04:48:46,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:48:46,403 INFO L471 AbstractCegarLoop]: Abstraction has 1126 states and 2704 transitions. [2024-11-09 04:48:46,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:46,403 INFO L276 IsEmpty]: Start isEmpty. Operand 1126 states and 2704 transitions. [2024-11-09 04:48:46,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 04:48:46,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:48:46,404 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:48:46,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2024-11-09 04:48:46,405 INFO L396 AbstractCegarLoop]: === Iteration 128 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:48:46,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:48:46,405 INFO L85 PathProgramCache]: Analyzing trace with hash -1477273428, now seen corresponding path program 4 times [2024-11-09 04:48:46,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:48:46,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1560746352] [2024-11-09 04:48:46,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:48:46,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:48:46,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:48:47,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:48:47,474 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:48:47,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1560746352] [2024-11-09 04:48:47,475 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1560746352] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:48:47,475 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:48:47,475 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:48:47,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382175070] [2024-11-09 04:48:47,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:48:47,476 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:48:47,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:48:47,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:48:47,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:48:47,477 INFO L87 Difference]: Start difference. First operand 1126 states and 2704 transitions. Second operand has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:48:49,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:48:49,303 INFO L93 Difference]: Finished difference Result 1308 states and 3141 transitions. [2024-11-09 04:48:49,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:48:49,304 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 1.8333333333333333) internal successors, (22), 13 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2024-11-09 04:48:49,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:48:49,308 INFO L225 Difference]: With dead ends: 1308 [2024-11-09 04:48:49,308 INFO L226 Difference]: Without dead ends: 1280 [2024-11-09 04:48:49,309 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=134, Invalid=516, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:48:49,309 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 110 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 794 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 110 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 794 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:48:49,309 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [110 Valid, 55 Invalid, 814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 794 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:48:49,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1280 states. WARNING: YOUR LOGFILE WAS TOO LONG, SOME LINES IN THE MIDDLE WERE REMOVED. [2024-11-09 04:54:06,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:07,113 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:07,113 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:07,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091792714] [2024-11-09 04:54:07,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1091792714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:07,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:07,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:54:07,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473008236] [2024-11-09 04:54:07,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:07,114 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:54:07,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:07,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:54:07,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:54:07,114 INFO L87 Difference]: Start difference. First operand 808 states and 1898 transitions. Second operand has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:08,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:08,420 INFO L93 Difference]: Finished difference Result 1004 states and 2280 transitions. [2024-11-09 04:54:08,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:54:08,420 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:08,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:08,426 INFO L225 Difference]: With dead ends: 1004 [2024-11-09 04:54:08,426 INFO L226 Difference]: Without dead ends: 985 [2024-11-09 04:54:08,427 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=113, Invalid=589, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:54:08,427 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 124 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 1021 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 118 SdHoareTripleChecker+Invalid, 1034 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1021 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:08,427 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 118 Invalid, 1034 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1021 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:54:08,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 985 states. [2024-11-09 04:54:08,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 985 to 747. [2024-11-09 04:54:08,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 747 states, 743 states have (on average 2.375504710632571) internal successors, (1765), 746 states have internal predecessors, (1765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:08,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 747 states and 1765 transitions. [2024-11-09 04:54:08,442 INFO L78 Accepts]: Start accepts. Automaton has 747 states and 1765 transitions. Word has length 24 [2024-11-09 04:54:08,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:08,442 INFO L471 AbstractCegarLoop]: Abstraction has 747 states and 1765 transitions. [2024-11-09 04:54:08,442 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:08,442 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1765 transitions. [2024-11-09 04:54:08,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:54:08,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:08,443 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:08,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable265 [2024-11-09 04:54:08,443 INFO L396 AbstractCegarLoop]: === Iteration 267 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:08,443 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:08,443 INFO L85 PathProgramCache]: Analyzing trace with hash -573545990, now seen corresponding path program 14 times [2024-11-09 04:54:08,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:08,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750379043] [2024-11-09 04:54:08,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:08,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:08,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:09,038 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:09,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750379043] [2024-11-09 04:54:09,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750379043] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:09,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:09,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:09,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [33928316] [2024-11-09 04:54:09,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:09,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:09,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:09,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:09,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:09,039 INFO L87 Difference]: Start difference. First operand 747 states and 1765 transitions. Second operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:10,472 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:10,472 INFO L93 Difference]: Finished difference Result 1299 states and 2814 transitions. [2024-11-09 04:54:10,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:54:10,473 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:10,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:10,479 INFO L225 Difference]: With dead ends: 1299 [2024-11-09 04:54:10,479 INFO L226 Difference]: Without dead ends: 1240 [2024-11-09 04:54:10,480 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=227, Invalid=585, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:54:10,480 INFO L432 NwaCegarLoop]: 17 mSDtfsCounter, 197 mSDsluCounter, 108 mSDsCounter, 0 mSdLazyCounter, 1209 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 197 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 1219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 1209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:10,480 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [197 Valid, 125 Invalid, 1219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 1209 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:54:10,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1240 states. [2024-11-09 04:54:10,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1240 to 739. [2024-11-09 04:54:10,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 735 states have (on average 2.379591836734694) internal successors, (1749), 738 states have internal predecessors, (1749), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:10,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1749 transitions. [2024-11-09 04:54:10,494 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1749 transitions. Word has length 24 [2024-11-09 04:54:10,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:10,495 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1749 transitions. [2024-11-09 04:54:10,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:10,495 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1749 transitions. [2024-11-09 04:54:10,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:54:10,496 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:10,496 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:10,496 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable266 [2024-11-09 04:54:10,496 INFO L396 AbstractCegarLoop]: === Iteration 268 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:10,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:10,496 INFO L85 PathProgramCache]: Analyzing trace with hash 562818666, now seen corresponding path program 15 times [2024-11-09 04:54:10,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:10,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1829684395] [2024-11-09 04:54:10,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:10,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:10,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:11,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:11,080 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:11,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1829684395] [2024-11-09 04:54:11,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1829684395] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:11,081 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:11,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:11,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362699610] [2024-11-09 04:54:11,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:11,081 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:11,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:11,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:11,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:11,082 INFO L87 Difference]: Start difference. First operand 739 states and 1749 transitions. Second operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:12,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:12,008 INFO L93 Difference]: Finished difference Result 1275 states and 2872 transitions. [2024-11-09 04:54:12,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:54:12,008 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:12,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:12,015 INFO L225 Difference]: With dead ends: 1275 [2024-11-09 04:54:12,015 INFO L226 Difference]: Without dead ends: 1222 [2024-11-09 04:54:12,016 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=156, Invalid=444, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:54:12,016 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 193 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 710 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 718 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 710 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:12,016 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 76 Invalid, 718 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 710 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:54:12,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1222 states. [2024-11-09 04:54:12,024 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1222 to 739. [2024-11-09 04:54:12,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 735 states have (on average 2.36734693877551) internal successors, (1740), 738 states have internal predecessors, (1740), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:12,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1740 transitions. [2024-11-09 04:54:12,032 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1740 transitions. Word has length 24 [2024-11-09 04:54:12,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:12,032 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1740 transitions. [2024-11-09 04:54:12,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:12,032 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1740 transitions. [2024-11-09 04:54:12,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:54:12,033 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:12,033 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:12,033 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable267 [2024-11-09 04:54:12,034 INFO L396 AbstractCegarLoop]: === Iteration 269 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:12,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:12,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1762049582, now seen corresponding path program 16 times [2024-11-09 04:54:12,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:12,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [690433178] [2024-11-09 04:54:12,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:12,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:12,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:12,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:12,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:12,755 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [690433178] [2024-11-09 04:54:12,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [690433178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:12,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:12,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:12,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [296953284] [2024-11-09 04:54:12,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:12,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:12,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:12,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:12,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:12,756 INFO L87 Difference]: Start difference. First operand 739 states and 1740 transitions. Second operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:14,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:14,130 INFO L93 Difference]: Finished difference Result 1319 states and 2929 transitions. [2024-11-09 04:54:14,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:54:14,130 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:14,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:14,136 INFO L225 Difference]: With dead ends: 1319 [2024-11-09 04:54:14,136 INFO L226 Difference]: Without dead ends: 1275 [2024-11-09 04:54:14,137 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=208, Invalid=604, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:54:14,137 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 218 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 1030 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 1037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1030 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:14,137 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 106 Invalid, 1037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1030 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:54:14,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1275 states. [2024-11-09 04:54:14,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1275 to 739. [2024-11-09 04:54:14,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 739 states, 735 states have (on average 2.363265306122449) internal successors, (1737), 738 states have internal predecessors, (1737), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:14,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 739 states and 1737 transitions. [2024-11-09 04:54:14,151 INFO L78 Accepts]: Start accepts. Automaton has 739 states and 1737 transitions. Word has length 24 [2024-11-09 04:54:14,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:14,152 INFO L471 AbstractCegarLoop]: Abstraction has 739 states and 1737 transitions. [2024-11-09 04:54:14,152 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:14,152 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1737 transitions. [2024-11-09 04:54:14,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:54:14,153 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:14,153 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:14,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable268 [2024-11-09 04:54:14,153 INFO L396 AbstractCegarLoop]: === Iteration 270 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:14,153 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:14,153 INFO L85 PathProgramCache]: Analyzing trace with hash 1773347855, now seen corresponding path program 3 times [2024-11-09 04:54:14,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:14,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [892936166] [2024-11-09 04:54:14,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:14,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:14,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:14,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:14,758 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:14,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [892936166] [2024-11-09 04:54:14,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [892936166] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:14,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:14,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:14,758 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530963361] [2024-11-09 04:54:14,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:14,759 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:14,759 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:14,759 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:14,759 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:14,759 INFO L87 Difference]: Start difference. First operand 739 states and 1737 transitions. Second operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:15,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:15,779 INFO L93 Difference]: Finished difference Result 1204 states and 2729 transitions. [2024-11-09 04:54:15,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:54:15,779 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:15,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:15,785 INFO L225 Difference]: With dead ends: 1204 [2024-11-09 04:54:15,785 INFO L226 Difference]: Without dead ends: 1198 [2024-11-09 04:54:15,786 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=182, Invalid=574, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:54:15,786 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 191 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 191 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 764 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:15,786 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [191 Valid, 75 Invalid, 764 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:54:15,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1198 states. [2024-11-09 04:54:15,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1198 to 700. [2024-11-09 04:54:15,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 700 states, 697 states have (on average 2.3859397417503585) internal successors, (1663), 699 states have internal predecessors, (1663), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:15,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 700 states and 1663 transitions. [2024-11-09 04:54:15,801 INFO L78 Accepts]: Start accepts. Automaton has 700 states and 1663 transitions. Word has length 24 [2024-11-09 04:54:15,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:15,801 INFO L471 AbstractCegarLoop]: Abstraction has 700 states and 1663 transitions. [2024-11-09 04:54:15,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:15,801 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1663 transitions. [2024-11-09 04:54:15,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:54:15,802 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:15,802 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:15,802 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable269 [2024-11-09 04:54:15,802 INFO L396 AbstractCegarLoop]: === Iteration 271 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:15,803 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:15,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1773347856, now seen corresponding path program 17 times [2024-11-09 04:54:15,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:15,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329187500] [2024-11-09 04:54:15,803 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:15,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:16,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:16,437 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:16,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [329187500] [2024-11-09 04:54:16,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [329187500] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:16,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:16,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:16,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346638552] [2024-11-09 04:54:16,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:16,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:16,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:16,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:16,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:16,438 INFO L87 Difference]: Start difference. First operand 700 states and 1663 transitions. Second operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:17,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:17,967 INFO L93 Difference]: Finished difference Result 1484 states and 3274 transitions. [2024-11-09 04:54:17,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 04:54:17,968 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:17,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:17,974 INFO L225 Difference]: With dead ends: 1484 [2024-11-09 04:54:17,974 INFO L226 Difference]: Without dead ends: 1422 [2024-11-09 04:54:17,975 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 164 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=319, Invalid=871, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 04:54:17,975 INFO L432 NwaCegarLoop]: 18 mSDtfsCounter, 226 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 1088 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 124 SdHoareTripleChecker+Invalid, 1097 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 1088 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:17,975 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 124 Invalid, 1097 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 1088 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:54:17,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1422 states. [2024-11-09 04:54:17,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1422 to 676. [2024-11-09 04:54:17,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 676 states, 673 states have (on average 2.3982169390787518) internal successors, (1614), 675 states have internal predecessors, (1614), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:17,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 1614 transitions. [2024-11-09 04:54:17,991 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 1614 transitions. Word has length 24 [2024-11-09 04:54:17,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:17,991 INFO L471 AbstractCegarLoop]: Abstraction has 676 states and 1614 transitions. [2024-11-09 04:54:17,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:17,992 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1614 transitions. [2024-11-09 04:54:17,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:54:17,992 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:17,992 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:17,992 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable270 [2024-11-09 04:54:17,993 INFO L396 AbstractCegarLoop]: === Iteration 272 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:17,993 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:17,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1548010190, now seen corresponding path program 18 times [2024-11-09 04:54:17,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:17,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [265267603] [2024-11-09 04:54:17,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:17,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:18,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:18,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:18,597 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:18,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [265267603] [2024-11-09 04:54:18,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [265267603] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:18,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:18,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:18,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [284865538] [2024-11-09 04:54:18,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:18,597 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:18,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:18,598 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:18,598 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:18,598 INFO L87 Difference]: Start difference. First operand 676 states and 1614 transitions. Second operand has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:19,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:19,536 INFO L93 Difference]: Finished difference Result 1162 states and 2604 transitions. [2024-11-09 04:54:19,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:54:19,536 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:19,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:19,542 INFO L225 Difference]: With dead ends: 1162 [2024-11-09 04:54:19,543 INFO L226 Difference]: Without dead ends: 1109 [2024-11-09 04:54:19,543 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=149, Invalid=403, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:54:19,543 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 212 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 212 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:19,543 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [212 Valid, 82 Invalid, 780 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:54:19,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2024-11-09 04:54:19,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 664. [2024-11-09 04:54:19,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 664 states, 661 states have (on average 2.4024205748865355) internal successors, (1588), 663 states have internal predecessors, (1588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:19,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 664 states and 1588 transitions. [2024-11-09 04:54:19,558 INFO L78 Accepts]: Start accepts. Automaton has 664 states and 1588 transitions. Word has length 24 [2024-11-09 04:54:19,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:19,558 INFO L471 AbstractCegarLoop]: Abstraction has 664 states and 1588 transitions. [2024-11-09 04:54:19,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0) internal successors, (24), 13 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:19,559 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1588 transitions. [2024-11-09 04:54:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:54:19,559 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:19,559 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:19,559 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable271 [2024-11-09 04:54:19,560 INFO L396 AbstractCegarLoop]: === Iteration 273 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:19,560 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:19,560 INFO L85 PathProgramCache]: Analyzing trace with hash -530052206, now seen corresponding path program 19 times [2024-11-09 04:54:19,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:19,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1794982178] [2024-11-09 04:54:19,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:19,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:20,324 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:20,325 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:20,325 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1794982178] [2024-11-09 04:54:20,325 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1794982178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:20,325 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:20,325 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:54:20,325 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063501498] [2024-11-09 04:54:20,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:20,325 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:54:20,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:20,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:54:20,326 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:54:20,326 INFO L87 Difference]: Start difference. First operand 664 states and 1588 transitions. Second operand has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:21,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:21,609 INFO L93 Difference]: Finished difference Result 853 states and 1975 transitions. [2024-11-09 04:54:21,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 04:54:21,609 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:21,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:21,614 INFO L225 Difference]: With dead ends: 853 [2024-11-09 04:54:21,614 INFO L226 Difference]: Without dead ends: 804 [2024-11-09 04:54:21,615 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=215, Invalid=841, Unknown=0, NotChecked=0, Total=1056 [2024-11-09 04:54:21,615 INFO L432 NwaCegarLoop]: 14 mSDtfsCounter, 130 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 860 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 883 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 860 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:21,615 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 89 Invalid, 883 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 860 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:54:21,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2024-11-09 04:54:21,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 656. [2024-11-09 04:54:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 656 states, 653 states have (on average 2.4012251148545176) internal successors, (1568), 655 states have internal predecessors, (1568), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:21,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 656 states and 1568 transitions. [2024-11-09 04:54:21,626 INFO L78 Accepts]: Start accepts. Automaton has 656 states and 1568 transitions. Word has length 24 [2024-11-09 04:54:21,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:21,626 INFO L471 AbstractCegarLoop]: Abstraction has 656 states and 1568 transitions. [2024-11-09 04:54:21,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:21,626 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1568 transitions. [2024-11-09 04:54:21,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 04:54:21,627 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:21,627 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:21,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable272 [2024-11-09 04:54:21,627 INFO L396 AbstractCegarLoop]: === Iteration 274 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:21,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:21,628 INFO L85 PathProgramCache]: Analyzing trace with hash 1766624746, now seen corresponding path program 20 times [2024-11-09 04:54:21,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:21,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114486568] [2024-11-09 04:54:21,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:21,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:21,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:22,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:22,351 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:22,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2114486568] [2024-11-09 04:54:22,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2114486568] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:22,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:22,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:54:22,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400502345] [2024-11-09 04:54:22,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:22,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:54:22,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:22,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:54:22,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:54:22,353 INFO L87 Difference]: Start difference. First operand 656 states and 1568 transitions. Second operand has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:24,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:24,468 INFO L93 Difference]: Finished difference Result 760 states and 1768 transitions. [2024-11-09 04:54:24,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-09 04:54:24,469 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 24 [2024-11-09 04:54:24,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:24,474 INFO L225 Difference]: With dead ends: 760 [2024-11-09 04:54:24,474 INFO L226 Difference]: Without dead ends: 707 [2024-11-09 04:54:24,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 375 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=366, Invalid=1526, Unknown=0, NotChecked=0, Total=1892 [2024-11-09 04:54:24,475 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 148 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 1151 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 1185 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:24,475 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 104 Invalid, 1185 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1151 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:54:24,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 707 states. [2024-11-09 04:54:24,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 707 to 601. [2024-11-09 04:54:24,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 601 states, 599 states have (on average 2.4590984974958263) internal successors, (1473), 600 states have internal predecessors, (1473), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:24,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 601 states and 1473 transitions. [2024-11-09 04:54:24,486 INFO L78 Accepts]: Start accepts. Automaton has 601 states and 1473 transitions. Word has length 24 [2024-11-09 04:54:24,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:24,486 INFO L471 AbstractCegarLoop]: Abstraction has 601 states and 1473 transitions. [2024-11-09 04:54:24,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 1.8461538461538463) internal successors, (24), 14 states have internal predecessors, (24), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:24,486 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1473 transitions. [2024-11-09 04:54:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:24,487 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:24,487 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:24,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable273 [2024-11-09 04:54:24,487 INFO L396 AbstractCegarLoop]: === Iteration 275 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:24,488 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:24,488 INFO L85 PathProgramCache]: Analyzing trace with hash -176500991, now seen corresponding path program 1 times [2024-11-09 04:54:24,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:24,488 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1074163685] [2024-11-09 04:54:24,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:24,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:25,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:25,404 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:25,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1074163685] [2024-11-09 04:54:25,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1074163685] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:25,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:25,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:25,405 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [490339903] [2024-11-09 04:54:25,405 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:25,405 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:25,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:25,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:25,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:25,406 INFO L87 Difference]: Start difference. First operand 601 states and 1473 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:26,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:26,135 INFO L93 Difference]: Finished difference Result 766 states and 1821 transitions. [2024-11-09 04:54:26,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:54:26,135 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:26,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:26,140 INFO L225 Difference]: With dead ends: 766 [2024-11-09 04:54:26,141 INFO L226 Difference]: Without dead ends: 765 [2024-11-09 04:54:26,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=93, Invalid=413, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:54:26,141 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 107 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 681 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 710 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 681 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:26,141 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 54 Invalid, 710 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 681 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:54:26,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2024-11-09 04:54:26,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 691. [2024-11-09 04:54:26,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 689 states have (on average 2.4150943396226414) internal successors, (1664), 690 states have internal predecessors, (1664), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:26,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 1664 transitions. [2024-11-09 04:54:26,154 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 1664 transitions. Word has length 29 [2024-11-09 04:54:26,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:26,155 INFO L471 AbstractCegarLoop]: Abstraction has 691 states and 1664 transitions. [2024-11-09 04:54:26,155 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:26,155 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1664 transitions. [2024-11-09 04:54:26,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:26,156 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:26,156 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:26,156 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274 [2024-11-09 04:54:26,156 INFO L396 AbstractCegarLoop]: === Iteration 276 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:26,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:26,156 INFO L85 PathProgramCache]: Analyzing trace with hash -176500990, now seen corresponding path program 1 times [2024-11-09 04:54:26,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:26,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745561394] [2024-11-09 04:54:26,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:26,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:26,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:26,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:26,595 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:26,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745561394] [2024-11-09 04:54:26,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745561394] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:26,595 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:26,595 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-09 04:54:26,596 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450298333] [2024-11-09 04:54:26,596 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:26,596 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-09 04:54:26,596 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:26,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-09 04:54:26,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-09 04:54:26,596 INFO L87 Difference]: Start difference. First operand 691 states and 1664 transitions. Second operand has 9 states, 8 states have (on average 3.625) internal successors, (29), 9 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:27,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:27,056 INFO L93 Difference]: Finished difference Result 1039 states and 2425 transitions. [2024-11-09 04:54:27,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 04:54:27,056 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 8 states have (on average 3.625) internal successors, (29), 9 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:27,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:27,062 INFO L225 Difference]: With dead ends: 1039 [2024-11-09 04:54:27,062 INFO L226 Difference]: Without dead ends: 797 [2024-11-09 04:54:27,062 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:27,063 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 105 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 433 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:27,063 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 42 Invalid, 433 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:54:27,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 797 states. [2024-11-09 04:54:27,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 797 to 648. [2024-11-09 04:54:27,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 648 states, 646 states have (on average 2.428792569659443) internal successors, (1569), 647 states have internal predecessors, (1569), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:27,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 1569 transitions. [2024-11-09 04:54:27,075 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 1569 transitions. Word has length 29 [2024-11-09 04:54:27,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:27,076 INFO L471 AbstractCegarLoop]: Abstraction has 648 states and 1569 transitions. [2024-11-09 04:54:27,076 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 8 states have (on average 3.625) internal successors, (29), 9 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:27,076 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1569 transitions. [2024-11-09 04:54:27,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:27,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:27,076 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:27,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275 [2024-11-09 04:54:27,077 INFO L396 AbstractCegarLoop]: === Iteration 277 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:27,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:27,077 INFO L85 PathProgramCache]: Analyzing trace with hash -252530303, now seen corresponding path program 2 times [2024-11-09 04:54:27,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:27,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880436860] [2024-11-09 04:54:27,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:27,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:27,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:27,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:27,588 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:27,588 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880436860] [2024-11-09 04:54:27,588 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880436860] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:27,588 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:27,588 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:54:27,588 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219759335] [2024-11-09 04:54:27,588 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:27,588 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:54:27,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:27,589 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:54:27,589 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:54:27,589 INFO L87 Difference]: Start difference. First operand 648 states and 1569 transitions. Second operand has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:28,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:28,021 INFO L93 Difference]: Finished difference Result 956 states and 2217 transitions. [2024-11-09 04:54:28,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-09 04:54:28,021 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:28,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:28,027 INFO L225 Difference]: With dead ends: 956 [2024-11-09 04:54:28,027 INFO L226 Difference]: Without dead ends: 948 [2024-11-09 04:54:28,027 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=178, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:54:28,028 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 111 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 409 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 415 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:28,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 49 Invalid, 415 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:54:28,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 948 states. [2024-11-09 04:54:28,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 948 to 653. [2024-11-09 04:54:28,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 653 states, 651 states have (on average 2.423963133640553) internal successors, (1578), 652 states have internal predecessors, (1578), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:28,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 653 states and 1578 transitions. [2024-11-09 04:54:28,042 INFO L78 Accepts]: Start accepts. Automaton has 653 states and 1578 transitions. Word has length 29 [2024-11-09 04:54:28,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:28,042 INFO L471 AbstractCegarLoop]: Abstraction has 653 states and 1578 transitions. [2024-11-09 04:54:28,043 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:28,043 INFO L276 IsEmpty]: Start isEmpty. Operand 653 states and 1578 transitions. [2024-11-09 04:54:28,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:28,043 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:28,043 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:28,044 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable276 [2024-11-09 04:54:28,044 INFO L396 AbstractCegarLoop]: === Iteration 278 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:28,044 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:28,044 INFO L85 PathProgramCache]: Analyzing trace with hash 606344227, now seen corresponding path program 3 times [2024-11-09 04:54:28,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:28,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611700661] [2024-11-09 04:54:28,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:28,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:28,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:28,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:28,562 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:28,562 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611700661] [2024-11-09 04:54:28,562 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611700661] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:28,562 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:28,562 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:54:28,562 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661545175] [2024-11-09 04:54:28,562 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:28,562 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:54:28,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:28,563 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:54:28,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:54:28,563 INFO L87 Difference]: Start difference. First operand 653 states and 1578 transitions. Second operand has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:29,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:29,033 INFO L93 Difference]: Finished difference Result 957 states and 2218 transitions. [2024-11-09 04:54:29,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-09 04:54:29,034 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:29,034 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:29,040 INFO L225 Difference]: With dead ends: 957 [2024-11-09 04:54:29,040 INFO L226 Difference]: Without dead ends: 888 [2024-11-09 04:54:29,040 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2024-11-09 04:54:29,040 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 113 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:29,040 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 50 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:54:29,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 888 states. [2024-11-09 04:54:29,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 888 to 648. [2024-11-09 04:54:29,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 648 states, 646 states have (on average 2.41640866873065) internal successors, (1561), 647 states have internal predecessors, (1561), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:29,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 648 states and 1561 transitions. [2024-11-09 04:54:29,053 INFO L78 Accepts]: Start accepts. Automaton has 648 states and 1561 transitions. Word has length 29 [2024-11-09 04:54:29,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:29,054 INFO L471 AbstractCegarLoop]: Abstraction has 648 states and 1561 transitions. [2024-11-09 04:54:29,054 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:29,054 INFO L276 IsEmpty]: Start isEmpty. Operand 648 states and 1561 transitions. [2024-11-09 04:54:29,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:29,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:29,054 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:29,055 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable277 [2024-11-09 04:54:29,055 INFO L396 AbstractCegarLoop]: === Iteration 279 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:29,055 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:29,055 INFO L85 PathProgramCache]: Analyzing trace with hash 740633931, now seen corresponding path program 4 times [2024-11-09 04:54:29,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:29,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [167731575] [2024-11-09 04:54:29,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:29,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:29,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:29,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:29,535 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:29,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [167731575] [2024-11-09 04:54:29,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [167731575] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:29,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:29,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-09 04:54:29,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824392538] [2024-11-09 04:54:29,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:29,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-09 04:54:29,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:29,536 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-09 04:54:29,536 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-09 04:54:29,536 INFO L87 Difference]: Start difference. First operand 648 states and 1561 transitions. Second operand has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:29,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:29,912 INFO L93 Difference]: Finished difference Result 872 states and 1999 transitions. [2024-11-09 04:54:29,912 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-09 04:54:29,912 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:29,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:29,918 INFO L225 Difference]: With dead ends: 872 [2024-11-09 04:54:29,918 INFO L226 Difference]: Without dead ends: 708 [2024-11-09 04:54:29,919 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:29,919 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 109 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 351 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 360 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 351 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:29,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 42 Invalid, 360 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 351 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:54:29,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2024-11-09 04:54:29,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 342. [2024-11-09 04:54:29,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 340 states have (on average 2.3117647058823527) internal successors, (786), 341 states have internal predecessors, (786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:29,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 786 transitions. [2024-11-09 04:54:29,929 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 786 transitions. Word has length 29 [2024-11-09 04:54:29,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:29,929 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 786 transitions. [2024-11-09 04:54:29,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 3.2222222222222223) internal successors, (29), 10 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:29,929 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 786 transitions. [2024-11-09 04:54:29,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:29,930 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:29,930 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:29,930 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable278 [2024-11-09 04:54:29,930 INFO L396 AbstractCegarLoop]: === Iteration 280 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:29,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:29,930 INFO L85 PathProgramCache]: Analyzing trace with hash -1243786403, now seen corresponding path program 5 times [2024-11-09 04:54:29,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:29,931 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566536549] [2024-11-09 04:54:29,931 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:29,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:29,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:30,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:30,579 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:30,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566536549] [2024-11-09 04:54:30,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566536549] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:30,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:30,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:30,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936565857] [2024-11-09 04:54:30,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:30,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:30,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:30,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:30,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:30,580 INFO L87 Difference]: Start difference. First operand 342 states and 786 transitions. Second operand has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:31,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:31,246 INFO L93 Difference]: Finished difference Result 423 states and 904 transitions. [2024-11-09 04:54:31,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:54:31,247 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:31,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:31,252 INFO L225 Difference]: With dead ends: 423 [2024-11-09 04:54:31,252 INFO L226 Difference]: Without dead ends: 422 [2024-11-09 04:54:31,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=398, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:54:31,252 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 121 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 494 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:31,253 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 32 Invalid, 494 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:54:31,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2024-11-09 04:54:31,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 371. [2024-11-09 04:54:31,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 369 states have (on average 2.241192411924119) internal successors, (827), 370 states have internal predecessors, (827), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:31,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 827 transitions. [2024-11-09 04:54:31,262 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 827 transitions. Word has length 29 [2024-11-09 04:54:31,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:31,262 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 827 transitions. [2024-11-09 04:54:31,263 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:31,263 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 827 transitions. [2024-11-09 04:54:31,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:31,263 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:31,263 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:31,263 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable279 [2024-11-09 04:54:31,263 INFO L396 AbstractCegarLoop]: === Iteration 281 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:31,264 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:31,264 INFO L85 PathProgramCache]: Analyzing trace with hash -1243786402, now seen corresponding path program 2 times [2024-11-09 04:54:31,264 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:31,264 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [343278235] [2024-11-09 04:54:31,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:31,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:31,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:32,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:32,383 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:32,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [343278235] [2024-11-09 04:54:32,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [343278235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:32,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:32,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:32,383 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [392000131] [2024-11-09 04:54:32,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:32,383 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:32,383 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:32,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:32,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:32,384 INFO L87 Difference]: Start difference. First operand 371 states and 827 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:33,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:33,536 INFO L93 Difference]: Finished difference Result 409 states and 881 transitions. [2024-11-09 04:54:33,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:54:33,536 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:33,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:33,542 INFO L225 Difference]: With dead ends: 409 [2024-11-09 04:54:33,542 INFO L226 Difference]: Without dead ends: 382 [2024-11-09 04:54:33,542 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=111, Invalid=489, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:54:33,542 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 105 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 655 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 666 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:33,543 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 45 Invalid, 666 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 655 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:54:33,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2024-11-09 04:54:33,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 345. [2024-11-09 04:54:33,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 343 states have (on average 2.3002915451895043) internal successors, (789), 344 states have internal predecessors, (789), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:33,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 789 transitions. [2024-11-09 04:54:33,551 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 789 transitions. Word has length 29 [2024-11-09 04:54:33,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:33,552 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 789 transitions. [2024-11-09 04:54:33,552 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:33,552 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 789 transitions. [2024-11-09 04:54:33,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:33,552 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:33,552 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:33,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable280 [2024-11-09 04:54:33,552 INFO L396 AbstractCegarLoop]: === Iteration 282 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:33,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:33,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1373195789, now seen corresponding path program 6 times [2024-11-09 04:54:33,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:33,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [153496185] [2024-11-09 04:54:33,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:33,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:33,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:34,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:34,680 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:34,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [153496185] [2024-11-09 04:54:34,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [153496185] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:34,680 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:34,680 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:34,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315677701] [2024-11-09 04:54:34,681 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:34,681 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:34,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:34,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:34,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:34,681 INFO L87 Difference]: Start difference. First operand 345 states and 789 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:35,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:35,886 INFO L93 Difference]: Finished difference Result 425 states and 902 transitions. [2024-11-09 04:54:35,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:54:35,886 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:35,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:35,891 INFO L225 Difference]: With dead ends: 425 [2024-11-09 04:54:35,891 INFO L226 Difference]: Without dead ends: 424 [2024-11-09 04:54:35,892 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:54:35,892 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 153 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 542 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 153 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:35,892 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [153 Valid, 41 Invalid, 560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 542 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:54:35,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 424 states. [2024-11-09 04:54:35,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 424 to 371. [2024-11-09 04:54:35,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 369 states have (on average 2.2466124661246614) internal successors, (829), 370 states have internal predecessors, (829), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 829 transitions. [2024-11-09 04:54:35,902 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 829 transitions. Word has length 29 [2024-11-09 04:54:35,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:35,903 INFO L471 AbstractCegarLoop]: Abstraction has 371 states and 829 transitions. [2024-11-09 04:54:35,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:35,903 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 829 transitions. [2024-11-09 04:54:35,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:35,903 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:35,903 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:35,903 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable281 [2024-11-09 04:54:35,903 INFO L396 AbstractCegarLoop]: === Iteration 283 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:35,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:35,904 INFO L85 PathProgramCache]: Analyzing trace with hash 1373195790, now seen corresponding path program 3 times [2024-11-09 04:54:35,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:35,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [238418495] [2024-11-09 04:54:35,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:35,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:36,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:36,923 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:36,923 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [238418495] [2024-11-09 04:54:36,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [238418495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:36,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:36,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:36,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829069554] [2024-11-09 04:54:36,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:36,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:36,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:36,924 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:36,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:36,925 INFO L87 Difference]: Start difference. First operand 371 states and 829 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:38,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:38,102 INFO L93 Difference]: Finished difference Result 424 states and 901 transitions. [2024-11-09 04:54:38,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:54:38,102 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:38,102 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:38,108 INFO L225 Difference]: With dead ends: 424 [2024-11-09 04:54:38,108 INFO L226 Difference]: Without dead ends: 402 [2024-11-09 04:54:38,108 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:54:38,108 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 145 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 491 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 36 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 491 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:38,108 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 36 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 491 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:54:38,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 402 states. [2024-11-09 04:54:38,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 402 to 350. [2024-11-09 04:54:38,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 348 states have (on average 2.2873563218390807) internal successors, (796), 349 states have internal predecessors, (796), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:38,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 796 transitions. [2024-11-09 04:54:38,117 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 796 transitions. Word has length 29 [2024-11-09 04:54:38,118 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:38,118 INFO L471 AbstractCegarLoop]: Abstraction has 350 states and 796 transitions. [2024-11-09 04:54:38,118 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:38,118 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 796 transitions. [2024-11-09 04:54:38,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:38,118 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:38,118 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:38,118 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable282 [2024-11-09 04:54:38,119 INFO L396 AbstractCegarLoop]: === Iteration 284 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:38,119 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:38,119 INFO L85 PathProgramCache]: Analyzing trace with hash -64443953, now seen corresponding path program 7 times [2024-11-09 04:54:38,119 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:38,119 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [478218424] [2024-11-09 04:54:38,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:38,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:38,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:39,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:39,181 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:39,181 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [478218424] [2024-11-09 04:54:39,181 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [478218424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:39,181 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:39,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:39,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701532199] [2024-11-09 04:54:39,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:39,181 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:39,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:39,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:39,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:39,182 INFO L87 Difference]: Start difference. First operand 350 states and 796 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:40,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:40,192 INFO L93 Difference]: Finished difference Result 402 states and 868 transitions. [2024-11-09 04:54:40,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:54:40,192 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:40,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:40,197 INFO L225 Difference]: With dead ends: 402 [2024-11-09 04:54:40,197 INFO L226 Difference]: Without dead ends: 401 [2024-11-09 04:54:40,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=107, Invalid=493, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:54:40,198 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 108 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 567 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 581 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 567 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:40,198 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 44 Invalid, 581 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 567 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:54:40,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2024-11-09 04:54:40,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 373. [2024-11-09 04:54:40,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 373 states, 371 states have (on average 2.242587601078167) internal successors, (832), 372 states have internal predecessors, (832), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 832 transitions. [2024-11-09 04:54:40,207 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 832 transitions. Word has length 29 [2024-11-09 04:54:40,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:40,208 INFO L471 AbstractCegarLoop]: Abstraction has 373 states and 832 transitions. [2024-11-09 04:54:40,208 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:40,208 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 832 transitions. [2024-11-09 04:54:40,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:40,209 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:40,209 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:40,209 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable283 [2024-11-09 04:54:40,209 INFO L396 AbstractCegarLoop]: === Iteration 285 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:40,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:40,210 INFO L85 PathProgramCache]: Analyzing trace with hash -64443952, now seen corresponding path program 4 times [2024-11-09 04:54:40,210 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:40,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145092169] [2024-11-09 04:54:40,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:40,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:40,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:40,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:40,966 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:40,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145092169] [2024-11-09 04:54:40,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1145092169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:40,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:40,966 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:40,966 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1087493850] [2024-11-09 04:54:40,966 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:40,966 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:40,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:40,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:40,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:40,967 INFO L87 Difference]: Start difference. First operand 373 states and 832 transitions. Second operand has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:41,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:41,565 INFO L93 Difference]: Finished difference Result 401 states and 867 transitions. [2024-11-09 04:54:41,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:54:41,566 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:41,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:41,571 INFO L225 Difference]: With dead ends: 401 [2024-11-09 04:54:41,571 INFO L226 Difference]: Without dead ends: 374 [2024-11-09 04:54:41,571 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=90, Invalid=330, Unknown=0, NotChecked=0, Total=420 [2024-11-09 04:54:41,571 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 79 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 500 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 509 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:41,571 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 37 Invalid, 509 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 500 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:54:41,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 374 states. [2024-11-09 04:54:41,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 374 to 347. [2024-11-09 04:54:41,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 345 states have (on average 2.2956521739130435) internal successors, (792), 346 states have internal predecessors, (792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:41,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 792 transitions. [2024-11-09 04:54:41,582 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 792 transitions. Word has length 29 [2024-11-09 04:54:41,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:41,582 INFO L471 AbstractCegarLoop]: Abstraction has 347 states and 792 transitions. [2024-11-09 04:54:41,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:41,583 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 792 transitions. [2024-11-09 04:54:41,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:41,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:41,583 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:41,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable284 [2024-11-09 04:54:41,583 INFO L396 AbstractCegarLoop]: === Iteration 286 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:41,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:41,584 INFO L85 PathProgramCache]: Analyzing trace with hash -667555051, now seen corresponding path program 8 times [2024-11-09 04:54:41,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:41,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1703859248] [2024-11-09 04:54:41,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:41,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:42,604 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:42,604 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:42,604 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1703859248] [2024-11-09 04:54:42,604 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1703859248] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:42,604 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:42,604 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:42,605 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1479942226] [2024-11-09 04:54:42,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:42,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:42,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:42,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:42,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:42,605 INFO L87 Difference]: Start difference. First operand 347 states and 792 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:43,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:43,514 INFO L93 Difference]: Finished difference Result 374 states and 827 transitions. [2024-11-09 04:54:43,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:54:43,514 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:43,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:43,519 INFO L225 Difference]: With dead ends: 374 [2024-11-09 04:54:43,520 INFO L226 Difference]: Without dead ends: 373 [2024-11-09 04:54:43,520 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=95, Invalid=411, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:54:43,520 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 89 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 562 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 571 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:43,520 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 42 Invalid, 571 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 562 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:54:43,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2024-11-09 04:54:43,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 370. [2024-11-09 04:54:43,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 368 states have (on average 2.239130434782609) internal successors, (824), 369 states have internal predecessors, (824), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:43,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 824 transitions. [2024-11-09 04:54:43,529 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 824 transitions. Word has length 29 [2024-11-09 04:54:43,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:43,530 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 824 transitions. [2024-11-09 04:54:43,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:43,530 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 824 transitions. [2024-11-09 04:54:43,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:43,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:43,530 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:43,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable285 [2024-11-09 04:54:43,531 INFO L396 AbstractCegarLoop]: === Iteration 287 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:43,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:43,531 INFO L85 PathProgramCache]: Analyzing trace with hash -667555050, now seen corresponding path program 5 times [2024-11-09 04:54:43,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:43,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078460721] [2024-11-09 04:54:43,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:43,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:44,283 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:44,283 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:44,284 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078460721] [2024-11-09 04:54:44,284 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078460721] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:44,284 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:44,284 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:54:44,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377989771] [2024-11-09 04:54:44,284 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:44,284 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:54:44,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:44,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:54:44,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:54:44,285 INFO L87 Difference]: Start difference. First operand 370 states and 824 transitions. Second operand has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:44,809 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:44,809 INFO L93 Difference]: Finished difference Result 373 states and 826 transitions. [2024-11-09 04:54:44,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:54:44,810 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:44,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:44,814 INFO L225 Difference]: With dead ends: 373 [2024-11-09 04:54:44,814 INFO L226 Difference]: Without dead ends: 342 [2024-11-09 04:54:44,814 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=81, Invalid=299, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:54:44,815 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 75 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:44,815 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 32 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:54:44,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 342 states. [2024-11-09 04:54:44,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 342 to 340. [2024-11-09 04:54:44,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 340 states, 338 states have (on average 2.3136094674556213) internal successors, (782), 339 states have internal predecessors, (782), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:44,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 782 transitions. [2024-11-09 04:54:44,822 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 782 transitions. Word has length 29 [2024-11-09 04:54:44,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:44,823 INFO L471 AbstractCegarLoop]: Abstraction has 340 states and 782 transitions. [2024-11-09 04:54:44,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 782 transitions. [2024-11-09 04:54:44,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:44,823 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:44,823 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:44,823 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable286 [2024-11-09 04:54:44,823 INFO L396 AbstractCegarLoop]: === Iteration 288 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:44,824 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:44,824 INFO L85 PathProgramCache]: Analyzing trace with hash 1000537301, now seen corresponding path program 9 times [2024-11-09 04:54:44,824 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:44,824 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741459069] [2024-11-09 04:54:44,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:44,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:45,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:45,906 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:45,907 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741459069] [2024-11-09 04:54:45,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741459069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:45,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:45,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:45,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565564713] [2024-11-09 04:54:45,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:45,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:45,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:45,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:45,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:45,908 INFO L87 Difference]: Start difference. First operand 340 states and 782 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:47,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:47,473 INFO L93 Difference]: Finished difference Result 547 states and 1126 transitions. [2024-11-09 04:54:47,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:54:47,473 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:47,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:47,480 INFO L225 Difference]: With dead ends: 547 [2024-11-09 04:54:47,480 INFO L226 Difference]: Without dead ends: 546 [2024-11-09 04:54:47,481 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=149, Invalid=721, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:54:47,481 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 164 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 758 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 164 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 777 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 758 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:47,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [164 Valid, 73 Invalid, 777 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 758 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:54:47,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 546 states. [2024-11-09 04:54:47,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 546 to 414. [2024-11-09 04:54:47,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 412 states have (on average 2.216019417475728) internal successors, (913), 413 states have internal predecessors, (913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:47,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 913 transitions. [2024-11-09 04:54:47,495 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 913 transitions. Word has length 29 [2024-11-09 04:54:47,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:47,496 INFO L471 AbstractCegarLoop]: Abstraction has 414 states and 913 transitions. [2024-11-09 04:54:47,496 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:47,496 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 913 transitions. [2024-11-09 04:54:47,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:47,497 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:47,497 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:47,497 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable287 [2024-11-09 04:54:47,497 INFO L396 AbstractCegarLoop]: === Iteration 289 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:47,498 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:47,498 INFO L85 PathProgramCache]: Analyzing trace with hash 1000537302, now seen corresponding path program 6 times [2024-11-09 04:54:47,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:47,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [837874482] [2024-11-09 04:54:47,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:47,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:47,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:48,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:48,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:48,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [837874482] [2024-11-09 04:54:48,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [837874482] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:48,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:48,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:48,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026876527] [2024-11-09 04:54:48,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:48,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:48,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:48,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:48,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:48,556 INFO L87 Difference]: Start difference. First operand 414 states and 913 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:50,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:50,524 INFO L93 Difference]: Finished difference Result 734 states and 1532 transitions. [2024-11-09 04:54:50,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-09 04:54:50,525 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:50,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:50,530 INFO L225 Difference]: With dead ends: 734 [2024-11-09 04:54:50,530 INFO L226 Difference]: Without dead ends: 671 [2024-11-09 04:54:50,531 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 240 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=199, Invalid=1061, Unknown=0, NotChecked=0, Total=1260 [2024-11-09 04:54:50,531 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 184 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 935 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 935 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:50,531 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 94 Invalid, 961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 935 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:54:50,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 671 states. [2024-11-09 04:54:50,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 671 to 352. [2024-11-09 04:54:50,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 350 states have (on average 2.3114285714285714) internal successors, (809), 351 states have internal predecessors, (809), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:50,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 809 transitions. [2024-11-09 04:54:50,540 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 809 transitions. Word has length 29 [2024-11-09 04:54:50,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:50,540 INFO L471 AbstractCegarLoop]: Abstraction has 352 states and 809 transitions. [2024-11-09 04:54:50,541 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:50,541 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 809 transitions. [2024-11-09 04:54:50,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:50,541 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:50,541 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:50,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable288 [2024-11-09 04:54:50,541 INFO L396 AbstractCegarLoop]: === Iteration 290 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:50,542 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:50,542 INFO L85 PathProgramCache]: Analyzing trace with hash -677447803, now seen corresponding path program 10 times [2024-11-09 04:54:50,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:50,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [286026876] [2024-11-09 04:54:50,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:50,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:50,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:51,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:51,524 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:51,524 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [286026876] [2024-11-09 04:54:51,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [286026876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:51,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:51,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:51,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141776792] [2024-11-09 04:54:51,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:51,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:51,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:51,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:51,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:51,526 INFO L87 Difference]: Start difference. First operand 352 states and 809 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:53,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:53,152 INFO L93 Difference]: Finished difference Result 581 states and 1164 transitions. [2024-11-09 04:54:53,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:54:53,152 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:53,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:53,157 INFO L225 Difference]: With dead ends: 581 [2024-11-09 04:54:53,157 INFO L226 Difference]: Without dead ends: 580 [2024-11-09 04:54:53,157 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=189, Invalid=867, Unknown=0, NotChecked=0, Total=1056 [2024-11-09 04:54:53,158 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 193 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 632 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 193 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 661 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 632 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:53,158 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [193 Valid, 63 Invalid, 661 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 632 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:54:53,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2024-11-09 04:54:53,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 399. [2024-11-09 04:54:53,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 399 states, 397 states have (on average 2.234256926952141) internal successors, (887), 398 states have internal predecessors, (887), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:53,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 399 states and 887 transitions. [2024-11-09 04:54:53,168 INFO L78 Accepts]: Start accepts. Automaton has 399 states and 887 transitions. Word has length 29 [2024-11-09 04:54:53,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:53,168 INFO L471 AbstractCegarLoop]: Abstraction has 399 states and 887 transitions. [2024-11-09 04:54:53,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:53,168 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 887 transitions. [2024-11-09 04:54:53,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:53,169 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:53,169 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:53,169 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable289 [2024-11-09 04:54:53,169 INFO L396 AbstractCegarLoop]: === Iteration 291 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:53,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:53,170 INFO L85 PathProgramCache]: Analyzing trace with hash -677447802, now seen corresponding path program 7 times [2024-11-09 04:54:53,170 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:53,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1613361107] [2024-11-09 04:54:53,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:53,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:54,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:54,252 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:54,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1613361107] [2024-11-09 04:54:54,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1613361107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:54,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:54,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:54,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102706586] [2024-11-09 04:54:54,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:54,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:54,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:54,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:54,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:54,253 INFO L87 Difference]: Start difference. First operand 399 states and 887 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:56,653 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:56,653 INFO L93 Difference]: Finished difference Result 795 states and 1612 transitions. [2024-11-09 04:54:56,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-09 04:54:56,653 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:56,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:56,658 INFO L225 Difference]: With dead ends: 795 [2024-11-09 04:54:56,658 INFO L226 Difference]: Without dead ends: 750 [2024-11-09 04:54:56,659 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 362 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=278, Invalid=1444, Unknown=0, NotChecked=0, Total=1722 [2024-11-09 04:54:56,659 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 199 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 919 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 919 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:56,659 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 105 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 919 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:54:56,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 750 states. [2024-11-09 04:54:56,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 750 to 362. [2024-11-09 04:54:56,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 362 states, 360 states have (on average 2.286111111111111) internal successors, (823), 361 states have internal predecessors, (823), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:56,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 362 states and 823 transitions. [2024-11-09 04:54:56,668 INFO L78 Accepts]: Start accepts. Automaton has 362 states and 823 transitions. Word has length 29 [2024-11-09 04:54:56,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:56,668 INFO L471 AbstractCegarLoop]: Abstraction has 362 states and 823 transitions. [2024-11-09 04:54:56,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:56,668 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 823 transitions. [2024-11-09 04:54:56,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:56,669 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:56,669 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:56,669 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable290 [2024-11-09 04:54:56,669 INFO L396 AbstractCegarLoop]: === Iteration 292 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:56,669 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:56,669 INFO L85 PathProgramCache]: Analyzing trace with hash -2115087545, now seen corresponding path program 11 times [2024-11-09 04:54:56,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:56,670 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439090015] [2024-11-09 04:54:56,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:56,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:54:57,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:54:57,703 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:54:57,703 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439090015] [2024-11-09 04:54:57,703 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439090015] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:54:57,703 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:54:57,703 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:54:57,703 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159493308] [2024-11-09 04:54:57,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:54:57,704 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:54:57,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:54:57,704 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:54:57,704 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:54:57,704 INFO L87 Difference]: Start difference. First operand 362 states and 823 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:59,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:54:59,065 INFO L93 Difference]: Finished difference Result 534 states and 1091 transitions. [2024-11-09 04:54:59,065 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:54:59,065 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:54:59,065 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:54:59,070 INFO L225 Difference]: With dead ends: 534 [2024-11-09 04:54:59,070 INFO L226 Difference]: Without dead ends: 533 [2024-11-09 04:54:59,071 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=146, Invalid=724, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:54:59,071 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 140 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:54:59,071 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 76 Invalid, 749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:54:59,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 533 states. [2024-11-09 04:54:59,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 533 to 390. [2024-11-09 04:54:59,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 388 states have (on average 2.2371134020618557) internal successors, (868), 389 states have internal predecessors, (868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:59,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 868 transitions. [2024-11-09 04:54:59,081 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 868 transitions. Word has length 29 [2024-11-09 04:54:59,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:54:59,081 INFO L471 AbstractCegarLoop]: Abstraction has 390 states and 868 transitions. [2024-11-09 04:54:59,081 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:54:59,081 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 868 transitions. [2024-11-09 04:54:59,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:54:59,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:54:59,082 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:54:59,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable291 [2024-11-09 04:54:59,082 INFO L396 AbstractCegarLoop]: === Iteration 293 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:54:59,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:54:59,082 INFO L85 PathProgramCache]: Analyzing trace with hash -2115087544, now seen corresponding path program 8 times [2024-11-09 04:54:59,082 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:54:59,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1580659509] [2024-11-09 04:54:59,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:54:59,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:54:59,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:00,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:00,100 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:00,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1580659509] [2024-11-09 04:55:00,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1580659509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:00,100 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:00,100 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:00,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457205992] [2024-11-09 04:55:00,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:00,101 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:00,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:00,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:00,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:00,101 INFO L87 Difference]: Start difference. First operand 390 states and 868 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:02,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:02,179 INFO L93 Difference]: Finished difference Result 749 states and 1540 transitions. [2024-11-09 04:55:02,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-09 04:55:02,179 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:02,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:02,184 INFO L225 Difference]: With dead ends: 749 [2024-11-09 04:55:02,185 INFO L226 Difference]: Without dead ends: 714 [2024-11-09 04:55:02,185 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=232, Invalid=1250, Unknown=0, NotChecked=0, Total=1482 [2024-11-09 04:55:02,185 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 179 mSDsluCounter, 105 mSDsCounter, 0 mSdLazyCounter, 956 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 179 SdHoareTripleChecker+Valid, 116 SdHoareTripleChecker+Invalid, 980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 956 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:02,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [179 Valid, 116 Invalid, 980 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 956 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:55:02,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2024-11-09 04:55:02,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 356. [2024-11-09 04:55:02,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 356 states, 354 states have (on average 2.3022598870056497) internal successors, (815), 355 states have internal predecessors, (815), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:02,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 815 transitions. [2024-11-09 04:55:02,206 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 815 transitions. Word has length 29 [2024-11-09 04:55:02,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:02,206 INFO L471 AbstractCegarLoop]: Abstraction has 356 states and 815 transitions. [2024-11-09 04:55:02,207 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:02,207 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 815 transitions. [2024-11-09 04:55:02,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:02,207 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:02,207 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:02,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable292 [2024-11-09 04:55:02,207 INFO L396 AbstractCegarLoop]: === Iteration 294 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:02,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:02,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1576768653, now seen corresponding path program 12 times [2024-11-09 04:55:02,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:02,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810099880] [2024-11-09 04:55:02,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:02,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:02,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:03,233 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:03,233 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810099880] [2024-11-09 04:55:03,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810099880] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:03,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:03,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:03,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176071524] [2024-11-09 04:55:03,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:03,233 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:03,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:03,234 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:03,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:03,234 INFO L87 Difference]: Start difference. First operand 356 states and 815 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:04,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:04,670 INFO L93 Difference]: Finished difference Result 536 states and 1102 transitions. [2024-11-09 04:55:04,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:55:04,670 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:04,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:04,675 INFO L225 Difference]: With dead ends: 536 [2024-11-09 04:55:04,675 INFO L226 Difference]: Without dead ends: 535 [2024-11-09 04:55:04,675 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=138, Invalid=674, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:55:04,676 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 151 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 665 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 677 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 665 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:04,676 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 60 Invalid, 677 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 665 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:55:04,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 535 states. [2024-11-09 04:55:04,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 535 to 403. [2024-11-09 04:55:04,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 403 states, 401 states have (on average 2.2169576059850375) internal successors, (889), 402 states have internal predecessors, (889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:04,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 889 transitions. [2024-11-09 04:55:04,685 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 889 transitions. Word has length 29 [2024-11-09 04:55:04,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:04,685 INFO L471 AbstractCegarLoop]: Abstraction has 403 states and 889 transitions. [2024-11-09 04:55:04,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:04,686 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 889 transitions. [2024-11-09 04:55:04,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:04,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:04,686 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:04,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable293 [2024-11-09 04:55:04,686 INFO L396 AbstractCegarLoop]: === Iteration 295 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:04,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:04,687 INFO L85 PathProgramCache]: Analyzing trace with hash 1576768654, now seen corresponding path program 9 times [2024-11-09 04:55:04,687 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:04,687 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670323424] [2024-11-09 04:55:04,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:04,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:04,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:05,726 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:05,726 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:05,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670323424] [2024-11-09 04:55:05,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670323424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:05,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:05,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:05,727 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376672406] [2024-11-09 04:55:05,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:05,727 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:05,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:05,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:05,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:05,727 INFO L87 Difference]: Start difference. First operand 403 states and 889 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:07,658 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:07,659 INFO L93 Difference]: Finished difference Result 748 states and 1548 transitions. [2024-11-09 04:55:07,659 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-09 04:55:07,659 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:07,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:07,664 INFO L225 Difference]: With dead ends: 748 [2024-11-09 04:55:07,665 INFO L226 Difference]: Without dead ends: 690 [2024-11-09 04:55:07,665 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=210, Invalid=1122, Unknown=0, NotChecked=0, Total=1332 [2024-11-09 04:55:07,665 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 178 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 840 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 88 SdHoareTripleChecker+Invalid, 862 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 840 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:07,665 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 88 Invalid, 862 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 840 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:55:07,666 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2024-11-09 04:55:07,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 346. [2024-11-09 04:55:07,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 344 states have (on average 2.316860465116279) internal successors, (797), 345 states have internal predecessors, (797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:07,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 797 transitions. [2024-11-09 04:55:07,676 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 797 transitions. Word has length 29 [2024-11-09 04:55:07,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:07,676 INFO L471 AbstractCegarLoop]: Abstraction has 346 states and 797 transitions. [2024-11-09 04:55:07,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:07,677 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 797 transitions. [2024-11-09 04:55:07,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:07,677 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:07,677 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:07,677 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable294 [2024-11-09 04:55:07,677 INFO L396 AbstractCegarLoop]: === Iteration 296 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:07,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:07,678 INFO L85 PathProgramCache]: Analyzing trace with hash -889500013, now seen corresponding path program 13 times [2024-11-09 04:55:07,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:07,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1599997402] [2024-11-09 04:55:07,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:07,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:08,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:08,630 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:08,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1599997402] [2024-11-09 04:55:08,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1599997402] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:08,630 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:08,630 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:08,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34307690] [2024-11-09 04:55:08,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:08,631 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:08,631 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:08,631 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:08,631 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:08,631 INFO L87 Difference]: Start difference. First operand 346 states and 797 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:10,162 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:10,162 INFO L93 Difference]: Finished difference Result 468 states and 992 transitions. [2024-11-09 04:55:10,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 04:55:10,162 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:10,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:10,168 INFO L225 Difference]: With dead ends: 468 [2024-11-09 04:55:10,168 INFO L226 Difference]: Without dead ends: 467 [2024-11-09 04:55:10,168 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 183 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=168, Invalid=888, Unknown=0, NotChecked=0, Total=1056 [2024-11-09 04:55:10,169 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 140 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 730 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:10,169 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 82 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 730 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:55:10,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2024-11-09 04:55:10,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 405. [2024-11-09 04:55:10,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 403 states have (on average 2.2133995037220844) internal successors, (892), 404 states have internal predecessors, (892), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:10,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 892 transitions. [2024-11-09 04:55:10,178 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 892 transitions. Word has length 29 [2024-11-09 04:55:10,178 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:10,178 INFO L471 AbstractCegarLoop]: Abstraction has 405 states and 892 transitions. [2024-11-09 04:55:10,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:10,179 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 892 transitions. [2024-11-09 04:55:10,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:10,179 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:10,179 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:10,179 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable295 [2024-11-09 04:55:10,180 INFO L396 AbstractCegarLoop]: === Iteration 297 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:10,180 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:10,180 INFO L85 PathProgramCache]: Analyzing trace with hash -889500012, now seen corresponding path program 10 times [2024-11-09 04:55:10,180 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:10,180 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1914037235] [2024-11-09 04:55:10,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:10,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:10,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:11,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:11,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:11,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1914037235] [2024-11-09 04:55:11,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1914037235] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:11,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:11,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:11,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230768581] [2024-11-09 04:55:11,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:11,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:11,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:11,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:11,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:11,156 INFO L87 Difference]: Start difference. First operand 405 states and 892 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:13,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:13,949 INFO L93 Difference]: Finished difference Result 699 states and 1469 transitions. [2024-11-09 04:55:13,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-09 04:55:13,949 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:13,949 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:13,954 INFO L225 Difference]: With dead ends: 699 [2024-11-09 04:55:13,954 INFO L226 Difference]: Without dead ends: 594 [2024-11-09 04:55:13,955 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 557 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=348, Invalid=1908, Unknown=0, NotChecked=0, Total=2256 [2024-11-09 04:55:13,955 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 188 mSDsluCounter, 101 mSDsCounter, 0 mSdLazyCounter, 911 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 113 SdHoareTripleChecker+Invalid, 961 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 911 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:13,955 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 113 Invalid, 961 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 911 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:55:13,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2024-11-09 04:55:13,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 438. [2024-11-09 04:55:13,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 438 states, 436 states have (on average 2.2110091743119265) internal successors, (964), 437 states have internal predecessors, (964), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:13,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 438 states and 964 transitions. [2024-11-09 04:55:13,965 INFO L78 Accepts]: Start accepts. Automaton has 438 states and 964 transitions. Word has length 29 [2024-11-09 04:55:13,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:13,966 INFO L471 AbstractCegarLoop]: Abstraction has 438 states and 964 transitions. [2024-11-09 04:55:13,966 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:13,966 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 964 transitions. [2024-11-09 04:55:13,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:13,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:13,967 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:13,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable296 [2024-11-09 04:55:13,967 INFO L396 AbstractCegarLoop]: === Iteration 298 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:13,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:13,967 INFO L85 PathProgramCache]: Analyzing trace with hash -195165093, now seen corresponding path program 14 times [2024-11-09 04:55:13,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:13,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1706710627] [2024-11-09 04:55:13,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:13,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:14,738 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:14,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1706710627] [2024-11-09 04:55:14,739 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1706710627] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:14,739 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:14,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:14,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482863624] [2024-11-09 04:55:14,739 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:14,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:14,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:14,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:14,740 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:14,740 INFO L87 Difference]: Start difference. First operand 438 states and 964 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:15,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:15,589 INFO L93 Difference]: Finished difference Result 691 states and 1458 transitions. [2024-11-09 04:55:15,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:55:15,589 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:15,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:15,594 INFO L225 Difference]: With dead ends: 691 [2024-11-09 04:55:15,594 INFO L226 Difference]: Without dead ends: 690 [2024-11-09 04:55:15,595 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:55:15,595 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 161 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 664 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 674 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 664 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:15,595 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 72 Invalid, 674 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 664 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:55:15,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 690 states. [2024-11-09 04:55:15,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 690 to 551. [2024-11-09 04:55:15,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 549 states have (on average 2.225865209471767) internal successors, (1222), 550 states have internal predecessors, (1222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:15,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 1222 transitions. [2024-11-09 04:55:15,606 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 1222 transitions. Word has length 29 [2024-11-09 04:55:15,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:15,607 INFO L471 AbstractCegarLoop]: Abstraction has 551 states and 1222 transitions. [2024-11-09 04:55:15,607 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:15,607 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1222 transitions. [2024-11-09 04:55:15,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:15,607 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:15,607 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:15,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable297 [2024-11-09 04:55:15,608 INFO L396 AbstractCegarLoop]: === Iteration 299 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:15,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:15,608 INFO L85 PathProgramCache]: Analyzing trace with hash -195165092, now seen corresponding path program 11 times [2024-11-09 04:55:15,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:15,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192034461] [2024-11-09 04:55:15,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:15,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:15,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:16,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:16,536 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:16,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192034461] [2024-11-09 04:55:16,536 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192034461] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:16,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:16,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:16,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60679346] [2024-11-09 04:55:16,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:16,536 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:16,537 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:16,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:16,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:16,537 INFO L87 Difference]: Start difference. First operand 551 states and 1222 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:17,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:17,487 INFO L93 Difference]: Finished difference Result 690 states and 1457 transitions. [2024-11-09 04:55:17,487 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:55:17,487 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:17,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:17,492 INFO L225 Difference]: With dead ends: 690 [2024-11-09 04:55:17,492 INFO L226 Difference]: Without dead ends: 652 [2024-11-09 04:55:17,493 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=142, Invalid=508, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:55:17,493 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 154 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 750 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:17,493 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 90 Invalid, 750 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:55:17,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 652 states. [2024-11-09 04:55:17,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 652 to 514. [2024-11-09 04:55:17,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 512 states have (on average 2.25390625) internal successors, (1154), 513 states have internal predecessors, (1154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:17,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 1154 transitions. [2024-11-09 04:55:17,503 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 1154 transitions. Word has length 29 [2024-11-09 04:55:17,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:17,504 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 1154 transitions. [2024-11-09 04:55:17,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:17,504 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1154 transitions. [2024-11-09 04:55:17,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:17,504 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:17,505 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:17,505 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable298 [2024-11-09 04:55:17,505 INFO L396 AbstractCegarLoop]: === Iteration 300 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:17,505 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:17,505 INFO L85 PathProgramCache]: Analyzing trace with hash 573500355, now seen corresponding path program 15 times [2024-11-09 04:55:17,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:17,505 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178094683] [2024-11-09 04:55:17,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:17,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:17,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:18,196 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:18,196 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:18,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178094683] [2024-11-09 04:55:18,196 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178094683] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:18,196 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:18,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:18,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1491164604] [2024-11-09 04:55:18,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:18,197 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:18,197 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:18,197 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:18,197 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:18,197 INFO L87 Difference]: Start difference. First operand 514 states and 1154 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:19,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:19,027 INFO L93 Difference]: Finished difference Result 676 states and 1424 transitions. [2024-11-09 04:55:19,027 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:55:19,027 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:19,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:19,033 INFO L225 Difference]: With dead ends: 676 [2024-11-09 04:55:19,033 INFO L226 Difference]: Without dead ends: 675 [2024-11-09 04:55:19,033 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=121, Invalid=479, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:55:19,033 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 152 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 648 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 660 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 648 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:19,033 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 80 Invalid, 660 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 648 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:55:19,034 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states. [2024-11-09 04:55:19,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 560. [2024-11-09 04:55:19,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 560 states, 558 states have (on average 2.1989247311827955) internal successors, (1227), 559 states have internal predecessors, (1227), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:19,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 1227 transitions. [2024-11-09 04:55:19,046 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 1227 transitions. Word has length 29 [2024-11-09 04:55:19,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:19,046 INFO L471 AbstractCegarLoop]: Abstraction has 560 states and 1227 transitions. [2024-11-09 04:55:19,046 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:19,046 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1227 transitions. [2024-11-09 04:55:19,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:19,047 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:19,047 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:19,047 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable299 [2024-11-09 04:55:19,047 INFO L396 AbstractCegarLoop]: === Iteration 301 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:19,047 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:19,047 INFO L85 PathProgramCache]: Analyzing trace with hash 573500356, now seen corresponding path program 12 times [2024-11-09 04:55:19,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:19,048 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412619367] [2024-11-09 04:55:19,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:19,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:19,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:19,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:19,943 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:19,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412619367] [2024-11-09 04:55:19,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412619367] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:19,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:19,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:19,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663454175] [2024-11-09 04:55:19,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:19,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:19,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:19,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:19,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:19,944 INFO L87 Difference]: Start difference. First operand 560 states and 1227 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:20,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:20,696 INFO L93 Difference]: Finished difference Result 675 states and 1423 transitions. [2024-11-09 04:55:20,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:55:20,697 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:20,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:20,702 INFO L225 Difference]: With dead ends: 675 [2024-11-09 04:55:20,702 INFO L226 Difference]: Without dead ends: 590 [2024-11-09 04:55:20,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=131, Invalid=469, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:55:20,702 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 157 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:20,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 56 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 517 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:55:20,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 590 states. [2024-11-09 04:55:20,706 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 590 to 476. [2024-11-09 04:55:20,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 474 states have (on average 2.2046413502109705) internal successors, (1045), 475 states have internal predecessors, (1045), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:20,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 1045 transitions. [2024-11-09 04:55:20,713 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 1045 transitions. Word has length 29 [2024-11-09 04:55:20,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:20,713 INFO L471 AbstractCegarLoop]: Abstraction has 476 states and 1045 transitions. [2024-11-09 04:55:20,713 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:20,714 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1045 transitions. [2024-11-09 04:55:20,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:20,714 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:20,714 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:20,714 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable300 [2024-11-09 04:55:20,714 INFO L396 AbstractCegarLoop]: === Iteration 302 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:20,715 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:20,715 INFO L85 PathProgramCache]: Analyzing trace with hash -567621393, now seen corresponding path program 16 times [2024-11-09 04:55:20,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:20,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1018489330] [2024-11-09 04:55:20,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:20,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:20,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:21,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:21,278 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:21,278 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1018489330] [2024-11-09 04:55:21,278 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1018489330] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:21,278 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:21,278 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:21,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058171340] [2024-11-09 04:55:21,278 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:21,279 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:21,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:21,279 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:21,279 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:21,279 INFO L87 Difference]: Start difference. First operand 476 states and 1045 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:21,961 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:21,962 INFO L93 Difference]: Finished difference Result 631 states and 1303 transitions. [2024-11-09 04:55:21,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:55:21,962 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:21,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:21,967 INFO L225 Difference]: With dead ends: 631 [2024-11-09 04:55:21,968 INFO L226 Difference]: Without dead ends: 579 [2024-11-09 04:55:21,968 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=116, Invalid=436, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:55:21,968 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 124 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:21,968 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 69 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:55:21,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2024-11-09 04:55:21,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 476. [2024-11-09 04:55:21,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 474 states have (on average 2.1940928270042193) internal successors, (1040), 475 states have internal predecessors, (1040), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:21,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 1040 transitions. [2024-11-09 04:55:21,979 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 1040 transitions. Word has length 29 [2024-11-09 04:55:21,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:21,979 INFO L471 AbstractCegarLoop]: Abstraction has 476 states and 1040 transitions. [2024-11-09 04:55:21,979 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:21,980 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 1040 transitions. [2024-11-09 04:55:21,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:21,980 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:21,980 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:21,980 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable301 [2024-11-09 04:55:21,981 INFO L396 AbstractCegarLoop]: === Iteration 303 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:21,981 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:21,981 INFO L85 PathProgramCache]: Analyzing trace with hash -567621392, now seen corresponding path program 13 times [2024-11-09 04:55:21,981 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:21,981 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884060740] [2024-11-09 04:55:21,981 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:21,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:22,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:23,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:23,296 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:23,296 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884060740] [2024-11-09 04:55:23,296 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884060740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:23,296 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:23,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:55:23,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56384506] [2024-11-09 04:55:23,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:23,297 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:55:23,297 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:23,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:55:23,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:55:23,297 INFO L87 Difference]: Start difference. First operand 476 states and 1040 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:24,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:24,952 INFO L93 Difference]: Finished difference Result 509 states and 1097 transitions. [2024-11-09 04:55:24,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:55:24,952 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:24,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:24,957 INFO L225 Difference]: With dead ends: 509 [2024-11-09 04:55:24,957 INFO L226 Difference]: Without dead ends: 294 [2024-11-09 04:55:24,958 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=154, Invalid=716, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:55:24,958 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 104 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 795 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 104 SdHoareTripleChecker+Valid, 100 SdHoareTripleChecker+Invalid, 839 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 795 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:24,958 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [104 Valid, 100 Invalid, 839 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 795 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:55:24,958 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2024-11-09 04:55:24,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 286. [2024-11-09 04:55:24,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 286 states, 284 states have (on average 2.193661971830986) internal successors, (623), 285 states have internal predecessors, (623), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:24,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 623 transitions. [2024-11-09 04:55:24,965 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 623 transitions. Word has length 29 [2024-11-09 04:55:24,965 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:24,965 INFO L471 AbstractCegarLoop]: Abstraction has 286 states and 623 transitions. [2024-11-09 04:55:24,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:24,965 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 623 transitions. [2024-11-09 04:55:24,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:24,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:24,966 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:24,966 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable302 [2024-11-09 04:55:24,966 INFO L396 AbstractCegarLoop]: === Iteration 304 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:24,966 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:24,966 INFO L85 PathProgramCache]: Analyzing trace with hash -1063549409, now seen corresponding path program 17 times [2024-11-09 04:55:24,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:24,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964139187] [2024-11-09 04:55:24,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:24,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:24,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:25,682 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:25,682 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964139187] [2024-11-09 04:55:25,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964139187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:25,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:25,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:25,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361957245] [2024-11-09 04:55:25,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:25,683 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:25,683 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:25,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:25,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:25,684 INFO L87 Difference]: Start difference. First operand 286 states and 623 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:26,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:26,462 INFO L93 Difference]: Finished difference Result 464 states and 918 transitions. [2024-11-09 04:55:26,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:55:26,463 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:26,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:26,467 INFO L225 Difference]: With dead ends: 464 [2024-11-09 04:55:26,467 INFO L226 Difference]: Without dead ends: 463 [2024-11-09 04:55:26,468 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=134, Invalid=466, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:55:26,468 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 152 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 568 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 568 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:26,468 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 58 Invalid, 576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 568 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:55:26,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2024-11-09 04:55:26,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 331. [2024-11-09 04:55:26,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 331 states, 329 states have (on average 2.1671732522796354) internal successors, (713), 330 states have internal predecessors, (713), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:26,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 331 states and 713 transitions. [2024-11-09 04:55:26,476 INFO L78 Accepts]: Start accepts. Automaton has 331 states and 713 transitions. Word has length 29 [2024-11-09 04:55:26,476 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:26,476 INFO L471 AbstractCegarLoop]: Abstraction has 331 states and 713 transitions. [2024-11-09 04:55:26,476 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:26,476 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 713 transitions. [2024-11-09 04:55:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:26,477 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:26,477 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:26,477 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable303 [2024-11-09 04:55:26,477 INFO L396 AbstractCegarLoop]: === Iteration 305 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:26,477 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:26,477 INFO L85 PathProgramCache]: Analyzing trace with hash -1063549408, now seen corresponding path program 14 times [2024-11-09 04:55:26,478 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:26,478 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1951788462] [2024-11-09 04:55:26,478 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:26,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:27,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:27,461 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:27,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1951788462] [2024-11-09 04:55:27,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1951788462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:27,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:27,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:27,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963397520] [2024-11-09 04:55:27,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:27,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:27,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:27,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:27,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:27,462 INFO L87 Difference]: Start difference. First operand 331 states and 713 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:28,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:28,806 INFO L93 Difference]: Finished difference Result 571 states and 1108 transitions. [2024-11-09 04:55:28,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:55:28,807 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:28,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:28,812 INFO L225 Difference]: With dead ends: 571 [2024-11-09 04:55:28,812 INFO L226 Difference]: Without dead ends: 543 [2024-11-09 04:55:28,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=190, Invalid=802, Unknown=0, NotChecked=0, Total=992 [2024-11-09 04:55:28,812 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 165 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 629 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 629 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:28,812 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 71 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 629 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:55:28,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2024-11-09 04:55:28,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 341. [2024-11-09 04:55:28,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 339 states have (on average 2.168141592920354) internal successors, (735), 340 states have internal predecessors, (735), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:28,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 735 transitions. [2024-11-09 04:55:28,821 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 735 transitions. Word has length 29 [2024-11-09 04:55:28,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:28,821 INFO L471 AbstractCegarLoop]: Abstraction has 341 states and 735 transitions. [2024-11-09 04:55:28,821 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:28,822 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 735 transitions. [2024-11-09 04:55:28,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:28,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:28,822 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:28,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable304 [2024-11-09 04:55:28,822 INFO L396 AbstractCegarLoop]: === Iteration 306 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:28,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:28,823 INFO L85 PathProgramCache]: Analyzing trace with hash 1793778145, now seen corresponding path program 18 times [2024-11-09 04:55:28,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:28,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [197752413] [2024-11-09 04:55:28,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:28,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:28,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:29,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:29,564 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:29,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [197752413] [2024-11-09 04:55:29,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [197752413] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:29,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:29,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:29,564 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825673550] [2024-11-09 04:55:29,564 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:29,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:29,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:29,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:29,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:29,565 INFO L87 Difference]: Start difference. First operand 341 states and 735 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:30,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:30,303 INFO L93 Difference]: Finished difference Result 486 states and 952 transitions. [2024-11-09 04:55:30,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:55:30,303 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:30,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:30,308 INFO L225 Difference]: With dead ends: 486 [2024-11-09 04:55:30,309 INFO L226 Difference]: Without dead ends: 485 [2024-11-09 04:55:30,309 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 68 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=134, Invalid=466, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:55:30,309 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 139 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:30,309 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 54 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:55:30,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 485 states. [2024-11-09 04:55:30,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 485 to 347. [2024-11-09 04:55:30,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 347 states, 345 states have (on average 2.1623188405797102) internal successors, (746), 346 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:30,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 347 states and 746 transitions. [2024-11-09 04:55:30,317 INFO L78 Accepts]: Start accepts. Automaton has 347 states and 746 transitions. Word has length 29 [2024-11-09 04:55:30,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:30,317 INFO L471 AbstractCegarLoop]: Abstraction has 347 states and 746 transitions. [2024-11-09 04:55:30,318 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:30,318 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 746 transitions. [2024-11-09 04:55:30,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:30,318 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:30,318 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:30,318 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable305 [2024-11-09 04:55:30,318 INFO L396 AbstractCegarLoop]: === Iteration 307 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:30,318 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:30,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1793778146, now seen corresponding path program 15 times [2024-11-09 04:55:30,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:30,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612231170] [2024-11-09 04:55:30,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:30,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:30,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:31,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:31,257 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:31,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612231170] [2024-11-09 04:55:31,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612231170] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:31,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:31,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:31,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773278710] [2024-11-09 04:55:31,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:31,257 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:31,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:31,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:31,258 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:31,258 INFO L87 Difference]: Start difference. First operand 347 states and 746 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:33,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:33,111 INFO L93 Difference]: Finished difference Result 687 states and 1345 transitions. [2024-11-09 04:55:33,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2024-11-09 04:55:33,112 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:33,112 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:33,117 INFO L225 Difference]: With dead ends: 687 [2024-11-09 04:55:33,117 INFO L226 Difference]: Without dead ends: 656 [2024-11-09 04:55:33,117 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 217 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=256, Invalid=934, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 04:55:33,118 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 158 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 774 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:33,118 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 87 Invalid, 774 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:55:33,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2024-11-09 04:55:33,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 345. [2024-11-09 04:55:33,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 343 states have (on average 2.163265306122449) internal successors, (742), 344 states have internal predecessors, (742), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:33,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 742 transitions. [2024-11-09 04:55:33,127 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 742 transitions. Word has length 29 [2024-11-09 04:55:33,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:33,128 INFO L471 AbstractCegarLoop]: Abstraction has 345 states and 742 transitions. [2024-11-09 04:55:33,128 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:33,128 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 742 transitions. [2024-11-09 04:55:33,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:33,128 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:33,128 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:33,128 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable306 [2024-11-09 04:55:33,128 INFO L396 AbstractCegarLoop]: === Iteration 308 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:33,129 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:33,129 INFO L85 PathProgramCache]: Analyzing trace with hash 1902720467, now seen corresponding path program 19 times [2024-11-09 04:55:33,129 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:33,129 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98607792] [2024-11-09 04:55:33,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:33,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:33,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:33,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:33,900 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:33,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98607792] [2024-11-09 04:55:33,900 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98607792] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:33,900 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:33,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:33,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606634467] [2024-11-09 04:55:33,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:33,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:33,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:33,901 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:33,901 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:33,901 INFO L87 Difference]: Start difference. First operand 345 states and 742 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:34,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:34,693 INFO L93 Difference]: Finished difference Result 466 states and 935 transitions. [2024-11-09 04:55:34,693 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:55:34,693 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:34,693 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:34,699 INFO L225 Difference]: With dead ends: 466 [2024-11-09 04:55:34,699 INFO L226 Difference]: Without dead ends: 465 [2024-11-09 04:55:34,699 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=107, Invalid=399, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:55:34,699 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 105 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 628 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 639 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 628 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:34,699 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 63 Invalid, 639 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 628 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:55:34,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2024-11-09 04:55:34,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 353. [2024-11-09 04:55:34,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 351 states have (on average 2.1538461538461537) internal successors, (756), 352 states have internal predecessors, (756), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:34,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 756 transitions. [2024-11-09 04:55:34,709 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 756 transitions. Word has length 29 [2024-11-09 04:55:34,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:34,709 INFO L471 AbstractCegarLoop]: Abstraction has 353 states and 756 transitions. [2024-11-09 04:55:34,709 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:34,709 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 756 transitions. [2024-11-09 04:55:34,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:34,710 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:34,710 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:34,710 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable307 [2024-11-09 04:55:34,710 INFO L396 AbstractCegarLoop]: === Iteration 309 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:34,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:34,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1902720468, now seen corresponding path program 16 times [2024-11-09 04:55:34,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:34,711 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [182490981] [2024-11-09 04:55:34,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:34,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:34,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:35,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:35,715 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:35,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [182490981] [2024-11-09 04:55:35,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [182490981] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:35,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:35,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:35,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482447954] [2024-11-09 04:55:35,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:35,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:35,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:35,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:35,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:35,716 INFO L87 Difference]: Start difference. First operand 353 states and 756 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:36,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:36,840 INFO L93 Difference]: Finished difference Result 542 states and 1065 transitions. [2024-11-09 04:55:36,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:55:36,840 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:36,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:36,846 INFO L225 Difference]: With dead ends: 542 [2024-11-09 04:55:36,846 INFO L226 Difference]: Without dead ends: 504 [2024-11-09 04:55:36,846 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=155, Invalid=601, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:55:36,847 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 122 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 636 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 73 SdHoareTripleChecker+Invalid, 656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:36,847 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 73 Invalid, 656 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 636 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:55:36,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2024-11-09 04:55:36,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 357. [2024-11-09 04:55:36,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 355 states have (on average 2.140845070422535) internal successors, (760), 356 states have internal predecessors, (760), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:36,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 760 transitions. [2024-11-09 04:55:36,856 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 760 transitions. Word has length 29 [2024-11-09 04:55:36,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:36,857 INFO L471 AbstractCegarLoop]: Abstraction has 357 states and 760 transitions. [2024-11-09 04:55:36,857 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:36,857 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 760 transitions. [2024-11-09 04:55:36,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:36,857 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:36,857 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:36,857 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable308 [2024-11-09 04:55:36,858 INFO L396 AbstractCegarLoop]: === Iteration 310 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:36,858 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:36,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1290242999, now seen corresponding path program 20 times [2024-11-09 04:55:36,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:36,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [44659552] [2024-11-09 04:55:36,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:36,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:37,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:37,577 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:37,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [44659552] [2024-11-09 04:55:37,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [44659552] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:37,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:37,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:37,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [201936900] [2024-11-09 04:55:37,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:37,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:37,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:37,578 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:37,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:37,579 INFO L87 Difference]: Start difference. First operand 357 states and 760 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:38,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:38,352 INFO L93 Difference]: Finished difference Result 552 states and 1059 transitions. [2024-11-09 04:55:38,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:55:38,353 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:38,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:38,358 INFO L225 Difference]: With dead ends: 552 [2024-11-09 04:55:38,358 INFO L226 Difference]: Without dead ends: 551 [2024-11-09 04:55:38,358 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=143, Invalid=559, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:55:38,358 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 171 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 472 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 484 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 472 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:38,358 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 53 Invalid, 484 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 472 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:55:38,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 551 states. [2024-11-09 04:55:38,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 551 to 364. [2024-11-09 04:55:38,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 364 states, 362 states have (on average 2.132596685082873) internal successors, (772), 363 states have internal predecessors, (772), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:38,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 364 states and 772 transitions. [2024-11-09 04:55:38,368 INFO L78 Accepts]: Start accepts. Automaton has 364 states and 772 transitions. Word has length 29 [2024-11-09 04:55:38,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:38,368 INFO L471 AbstractCegarLoop]: Abstraction has 364 states and 772 transitions. [2024-11-09 04:55:38,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 772 transitions. [2024-11-09 04:55:38,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:38,369 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:38,369 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:38,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable309 [2024-11-09 04:55:38,369 INFO L396 AbstractCegarLoop]: === Iteration 311 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:38,369 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:38,369 INFO L85 PathProgramCache]: Analyzing trace with hash 1290243000, now seen corresponding path program 17 times [2024-11-09 04:55:38,369 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:38,369 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289613315] [2024-11-09 04:55:38,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:38,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:39,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:39,086 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:39,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289613315] [2024-11-09 04:55:39,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289613315] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:39,086 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:39,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:39,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163988865] [2024-11-09 04:55:39,086 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:39,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:39,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:39,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:39,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:39,087 INFO L87 Difference]: Start difference. First operand 364 states and 772 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:39,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:39,925 INFO L93 Difference]: Finished difference Result 634 states and 1230 transitions. [2024-11-09 04:55:39,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:55:39,926 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:39,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:39,932 INFO L225 Difference]: With dead ends: 634 [2024-11-09 04:55:39,932 INFO L226 Difference]: Without dead ends: 588 [2024-11-09 04:55:39,932 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=158, Invalid=598, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:55:39,932 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 170 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 497 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 497 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:39,932 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 56 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 497 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:55:39,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states. [2024-11-09 04:55:39,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 435. [2024-11-09 04:55:39,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 435 states, 433 states have (on average 2.113163972286374) internal successors, (915), 434 states have internal predecessors, (915), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:39,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 915 transitions. [2024-11-09 04:55:39,943 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 915 transitions. Word has length 29 [2024-11-09 04:55:39,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:39,943 INFO L471 AbstractCegarLoop]: Abstraction has 435 states and 915 transitions. [2024-11-09 04:55:39,943 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:39,944 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 915 transitions. [2024-11-09 04:55:39,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:39,944 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:39,944 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:39,944 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable310 [2024-11-09 04:55:39,944 INFO L396 AbstractCegarLoop]: === Iteration 312 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:39,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:39,945 INFO L85 PathProgramCache]: Analyzing trace with hash -147396743, now seen corresponding path program 21 times [2024-11-09 04:55:39,945 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:39,945 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344861966] [2024-11-09 04:55:39,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:39,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:39,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:41,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:41,020 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:41,020 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344861966] [2024-11-09 04:55:41,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344861966] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:41,021 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:41,021 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:41,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [66019762] [2024-11-09 04:55:41,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:41,021 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:41,021 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:41,021 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:41,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:41,022 INFO L87 Difference]: Start difference. First operand 435 states and 915 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:42,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:42,021 INFO L93 Difference]: Finished difference Result 601 states and 1153 transitions. [2024-11-09 04:55:42,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:55:42,021 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:42,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:42,027 INFO L225 Difference]: With dead ends: 601 [2024-11-09 04:55:42,027 INFO L226 Difference]: Without dead ends: 600 [2024-11-09 04:55:42,027 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:55:42,028 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 136 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 700 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:42,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 84 Invalid, 700 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:55:42,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2024-11-09 04:55:42,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 433. [2024-11-09 04:55:42,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 433 states, 431 states have (on average 2.1183294663573085) internal successors, (913), 432 states have internal predecessors, (913), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:42,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 913 transitions. [2024-11-09 04:55:42,039 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 913 transitions. Word has length 29 [2024-11-09 04:55:42,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:42,039 INFO L471 AbstractCegarLoop]: Abstraction has 433 states and 913 transitions. [2024-11-09 04:55:42,039 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:42,039 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 913 transitions. [2024-11-09 04:55:42,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:42,040 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:42,040 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:42,040 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable311 [2024-11-09 04:55:42,040 INFO L396 AbstractCegarLoop]: === Iteration 313 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:42,040 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:42,040 INFO L85 PathProgramCache]: Analyzing trace with hash -147396742, now seen corresponding path program 18 times [2024-11-09 04:55:42,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:42,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931061329] [2024-11-09 04:55:42,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:42,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:42,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:42,896 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:42,897 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:42,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931061329] [2024-11-09 04:55:42,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931061329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:42,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:42,897 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:42,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608289031] [2024-11-09 04:55:42,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:42,897 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:42,897 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:42,898 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:42,898 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:42,898 INFO L87 Difference]: Start difference. First operand 433 states and 913 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:43,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:43,706 INFO L93 Difference]: Finished difference Result 557 states and 1101 transitions. [2024-11-09 04:55:43,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:55:43,706 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:43,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:43,712 INFO L225 Difference]: With dead ends: 557 [2024-11-09 04:55:43,712 INFO L226 Difference]: Without dead ends: 522 [2024-11-09 04:55:43,712 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=154, Invalid=548, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:55:43,713 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 165 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 501 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 501 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:43,713 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 55 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 501 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:55:43,713 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2024-11-09 04:55:43,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 395. [2024-11-09 04:55:43,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 395 states, 393 states have (on average 2.157760814249364) internal successors, (848), 394 states have internal predecessors, (848), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:43,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 848 transitions. [2024-11-09 04:55:43,728 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 848 transitions. Word has length 29 [2024-11-09 04:55:43,728 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:43,728 INFO L471 AbstractCegarLoop]: Abstraction has 395 states and 848 transitions. [2024-11-09 04:55:43,729 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:43,729 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 848 transitions. [2024-11-09 04:55:43,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:43,729 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:43,730 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:43,730 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable312 [2024-11-09 04:55:43,730 INFO L396 AbstractCegarLoop]: === Iteration 314 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:43,730 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:43,730 INFO L85 PathProgramCache]: Analyzing trace with hash 95569683, now seen corresponding path program 22 times [2024-11-09 04:55:43,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:43,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566971983] [2024-11-09 04:55:43,731 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:43,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:44,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:44,491 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:44,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566971983] [2024-11-09 04:55:44,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566971983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:44,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:44,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:44,492 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222329873] [2024-11-09 04:55:44,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:44,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:44,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:44,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:44,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:44,493 INFO L87 Difference]: Start difference. First operand 395 states and 848 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:45,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:45,272 INFO L93 Difference]: Finished difference Result 476 states and 974 transitions. [2024-11-09 04:55:45,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:55:45,273 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:45,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:45,278 INFO L225 Difference]: With dead ends: 476 [2024-11-09 04:55:45,278 INFO L226 Difference]: Without dead ends: 360 [2024-11-09 04:55:45,278 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=97, Invalid=409, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:55:45,278 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 98 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 649 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:45,278 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 82 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 649 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:55:45,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2024-11-09 04:55:45,281 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 280. [2024-11-09 04:55:45,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 280 states, 278 states have (on average 2.1654676258992804) internal successors, (602), 279 states have internal predecessors, (602), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:45,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 602 transitions. [2024-11-09 04:55:45,287 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 602 transitions. Word has length 29 [2024-11-09 04:55:45,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:45,287 INFO L471 AbstractCegarLoop]: Abstraction has 280 states and 602 transitions. [2024-11-09 04:55:45,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:45,287 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 602 transitions. [2024-11-09 04:55:45,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:45,288 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:45,288 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:45,288 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable313 [2024-11-09 04:55:45,288 INFO L396 AbstractCegarLoop]: === Iteration 315 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:45,288 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:45,288 INFO L85 PathProgramCache]: Analyzing trace with hash 275207179, now seen corresponding path program 23 times [2024-11-09 04:55:45,288 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:45,288 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [376433525] [2024-11-09 04:55:45,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:45,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:45,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:46,385 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:46,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [376433525] [2024-11-09 04:55:46,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [376433525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:46,385 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:46,385 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:55:46,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1183488026] [2024-11-09 04:55:46,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:46,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:55:46,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:46,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:55:46,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:55:46,386 INFO L87 Difference]: Start difference. First operand 280 states and 602 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:47,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:47,650 INFO L93 Difference]: Finished difference Result 421 states and 808 transitions. [2024-11-09 04:55:47,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:55:47,650 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:47,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:47,656 INFO L225 Difference]: With dead ends: 421 [2024-11-09 04:55:47,656 INFO L226 Difference]: Without dead ends: 420 [2024-11-09 04:55:47,656 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=144, Invalid=726, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:55:47,656 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 131 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 723 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:47,656 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 69 Invalid, 723 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 696 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:55:47,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 420 states. [2024-11-09 04:55:47,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 420 to 322. [2024-11-09 04:55:47,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 320 states have (on average 2.09375) internal successors, (670), 321 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:47,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 670 transitions. [2024-11-09 04:55:47,665 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 670 transitions. Word has length 29 [2024-11-09 04:55:47,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:47,665 INFO L471 AbstractCegarLoop]: Abstraction has 322 states and 670 transitions. [2024-11-09 04:55:47,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:47,666 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 670 transitions. [2024-11-09 04:55:47,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:47,666 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:47,666 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:47,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable314 [2024-11-09 04:55:47,666 INFO L396 AbstractCegarLoop]: === Iteration 316 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:47,666 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:47,666 INFO L85 PathProgramCache]: Analyzing trace with hash 275207180, now seen corresponding path program 19 times [2024-11-09 04:55:47,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:47,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071181663] [2024-11-09 04:55:47,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:47,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:47,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:48,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:48,578 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:48,579 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071181663] [2024-11-09 04:55:48,579 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071181663] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:48,579 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:48,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:48,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477447783] [2024-11-09 04:55:48,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:48,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:48,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:48,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:48,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:48,580 INFO L87 Difference]: Start difference. First operand 322 states and 670 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:49,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:49,385 INFO L93 Difference]: Finished difference Result 398 states and 787 transitions. [2024-11-09 04:55:49,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:55:49,386 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:49,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:49,391 INFO L225 Difference]: With dead ends: 398 [2024-11-09 04:55:49,391 INFO L226 Difference]: Without dead ends: 360 [2024-11-09 04:55:49,391 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:55:49,392 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 99 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 649 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 649 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:49,392 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 61 Invalid, 667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 649 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:55:49,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 360 states. [2024-11-09 04:55:49,394 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 360 to 330. [2024-11-09 04:55:49,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 330 states, 328 states have (on average 2.067073170731707) internal successors, (678), 329 states have internal predecessors, (678), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:49,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 330 states and 678 transitions. [2024-11-09 04:55:49,401 INFO L78 Accepts]: Start accepts. Automaton has 330 states and 678 transitions. Word has length 29 [2024-11-09 04:55:49,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:49,401 INFO L471 AbstractCegarLoop]: Abstraction has 330 states and 678 transitions. [2024-11-09 04:55:49,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:49,401 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 678 transitions. [2024-11-09 04:55:49,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:49,402 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:49,402 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:49,402 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable315 [2024-11-09 04:55:49,402 INFO L396 AbstractCegarLoop]: === Iteration 317 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:49,402 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:49,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1162432563, now seen corresponding path program 24 times [2024-11-09 04:55:49,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:49,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [710487333] [2024-11-09 04:55:49,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:49,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:49,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:50,587 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:50,587 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:50,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [710487333] [2024-11-09 04:55:50,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [710487333] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:50,587 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:50,587 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:55:50,587 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856654647] [2024-11-09 04:55:50,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:50,587 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:55:50,588 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:50,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:55:50,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:55:50,588 INFO L87 Difference]: Start difference. First operand 330 states and 678 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:51,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:51,696 INFO L93 Difference]: Finished difference Result 411 states and 802 transitions. [2024-11-09 04:55:51,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:55:51,696 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:51,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:51,701 INFO L225 Difference]: With dead ends: 411 [2024-11-09 04:55:51,702 INFO L226 Difference]: Without dead ends: 410 [2024-11-09 04:55:51,702 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=96, Invalid=504, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:55:51,702 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 93 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 780 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 799 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 780 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:51,702 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 92 Invalid, 799 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 780 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:55:51,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2024-11-09 04:55:51,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 357. [2024-11-09 04:55:51,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 355 states have (on average 2.0309859154929577) internal successors, (721), 356 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:51,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 721 transitions. [2024-11-09 04:55:51,711 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 721 transitions. Word has length 29 [2024-11-09 04:55:51,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:51,712 INFO L471 AbstractCegarLoop]: Abstraction has 357 states and 721 transitions. [2024-11-09 04:55:51,712 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:51,712 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 721 transitions. [2024-11-09 04:55:51,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:51,712 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:51,712 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:51,712 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable316 [2024-11-09 04:55:51,712 INFO L396 AbstractCegarLoop]: === Iteration 318 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:51,713 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:51,713 INFO L85 PathProgramCache]: Analyzing trace with hash -1162432562, now seen corresponding path program 20 times [2024-11-09 04:55:51,713 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:51,713 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931574381] [2024-11-09 04:55:51,713 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:51,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:51,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:52,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:52,960 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:52,960 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931574381] [2024-11-09 04:55:52,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931574381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:52,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:52,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:55:52,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1425311850] [2024-11-09 04:55:52,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:52,961 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:55:52,961 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:52,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:55:52,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:55:52,961 INFO L87 Difference]: Start difference. First operand 357 states and 721 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:54,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:54,077 INFO L93 Difference]: Finished difference Result 410 states and 801 transitions. [2024-11-09 04:55:54,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:55:54,077 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:54,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:54,083 INFO L225 Difference]: With dead ends: 410 [2024-11-09 04:55:54,083 INFO L226 Difference]: Without dead ends: 375 [2024-11-09 04:55:54,083 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=110, Invalid=592, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:55:54,083 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 113 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 659 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 659 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:54,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 79 Invalid, 684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 659 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:55:54,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 375 states. [2024-11-09 04:55:54,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 375 to 323. [2024-11-09 04:55:54,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 323 states, 321 states have (on average 2.0809968847352023) internal successors, (668), 322 states have internal predecessors, (668), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:54,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 668 transitions. [2024-11-09 04:55:54,092 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 668 transitions. Word has length 29 [2024-11-09 04:55:54,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:54,093 INFO L471 AbstractCegarLoop]: Abstraction has 323 states and 668 transitions. [2024-11-09 04:55:54,093 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:54,093 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 668 transitions. [2024-11-09 04:55:54,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:54,093 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:54,093 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:54,093 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable317 [2024-11-09 04:55:54,094 INFO L396 AbstractCegarLoop]: === Iteration 319 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:54,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:54,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1765543661, now seen corresponding path program 25 times [2024-11-09 04:55:54,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:54,094 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [937366525] [2024-11-09 04:55:54,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:54,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:54,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:55,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:55,028 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:55,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [937366525] [2024-11-09 04:55:55,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [937366525] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:55,028 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:55,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:55:55,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46026169] [2024-11-09 04:55:55,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:55,029 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:55:55,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:55,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:55:55,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:55:55,029 INFO L87 Difference]: Start difference. First operand 323 states and 668 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:55,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:55,683 INFO L93 Difference]: Finished difference Result 383 states and 753 transitions. [2024-11-09 04:55:55,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:55:55,683 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:55,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:55,689 INFO L225 Difference]: With dead ends: 383 [2024-11-09 04:55:55,689 INFO L226 Difference]: Without dead ends: 331 [2024-11-09 04:55:55,689 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=86, Invalid=376, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:55:55,689 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 107 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 578 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 593 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 578 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:55,689 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 53 Invalid, 593 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 578 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:55:55,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 331 states. [2024-11-09 04:55:55,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 331 to 319. [2024-11-09 04:55:55,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 319 states, 317 states have (on average 2.0757097791798107) internal successors, (658), 318 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:55,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 658 transitions. [2024-11-09 04:55:55,698 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 658 transitions. Word has length 29 [2024-11-09 04:55:55,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:55,699 INFO L471 AbstractCegarLoop]: Abstraction has 319 states and 658 transitions. [2024-11-09 04:55:55,699 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:55,699 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 658 transitions. [2024-11-09 04:55:55,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:55,699 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:55,699 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:55,700 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable318 [2024-11-09 04:55:55,700 INFO L396 AbstractCegarLoop]: === Iteration 320 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:55,700 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:55,700 INFO L85 PathProgramCache]: Analyzing trace with hash 488137635, now seen corresponding path program 26 times [2024-11-09 04:55:55,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:55,700 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [794780756] [2024-11-09 04:55:55,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:55,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:55,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:56,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:56,459 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:56,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [794780756] [2024-11-09 04:55:56,459 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [794780756] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:56,459 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:56,459 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:56,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893870939] [2024-11-09 04:55:56,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:56,460 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:56,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:56,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:56,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:56,461 INFO L87 Difference]: Start difference. First operand 319 states and 658 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:57,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:57,314 INFO L93 Difference]: Finished difference Result 380 states and 747 transitions. [2024-11-09 04:55:57,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:55:57,315 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:57,315 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:57,322 INFO L225 Difference]: With dead ends: 380 [2024-11-09 04:55:57,322 INFO L226 Difference]: Without dead ends: 379 [2024-11-09 04:55:57,322 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=109, Invalid=397, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:55:57,323 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 127 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 616 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 616 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:57,323 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 71 Invalid, 626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 616 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:55:57,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2024-11-09 04:55:57,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 354. [2024-11-09 04:55:57,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 354 states, 352 states have (on average 2.028409090909091) internal successors, (714), 353 states have internal predecessors, (714), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:57,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 354 states and 714 transitions. [2024-11-09 04:55:57,336 INFO L78 Accepts]: Start accepts. Automaton has 354 states and 714 transitions. Word has length 29 [2024-11-09 04:55:57,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:57,336 INFO L471 AbstractCegarLoop]: Abstraction has 354 states and 714 transitions. [2024-11-09 04:55:57,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:57,336 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 714 transitions. [2024-11-09 04:55:57,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:57,337 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:57,337 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:57,337 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable319 [2024-11-09 04:55:57,337 INFO L396 AbstractCegarLoop]: === Iteration 321 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:57,338 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:57,338 INFO L85 PathProgramCache]: Analyzing trace with hash 488137636, now seen corresponding path program 21 times [2024-11-09 04:55:57,338 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:57,338 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [108337889] [2024-11-09 04:55:57,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:57,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:57,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:58,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:58,178 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:58,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [108337889] [2024-11-09 04:55:58,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [108337889] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:58,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:58,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:58,179 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709147766] [2024-11-09 04:55:58,179 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:58,179 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:58,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:58,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:58,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:58,179 INFO L87 Difference]: Start difference. First operand 354 states and 714 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:58,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:55:58,980 INFO L93 Difference]: Finished difference Result 379 states and 746 transitions. [2024-11-09 04:55:58,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:55:58,980 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:55:58,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:55:58,986 INFO L225 Difference]: With dead ends: 379 [2024-11-09 04:55:58,986 INFO L226 Difference]: Without dead ends: 341 [2024-11-09 04:55:58,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=428, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:55:58,986 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 128 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 636 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 651 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 636 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:55:58,986 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 84 Invalid, 651 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 636 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:55:58,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2024-11-09 04:55:58,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 317. [2024-11-09 04:55:58,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 315 states have (on average 2.0507936507936506) internal successors, (646), 316 states have internal predecessors, (646), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:58,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 646 transitions. [2024-11-09 04:55:58,995 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 646 transitions. Word has length 29 [2024-11-09 04:55:58,995 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:55:58,995 INFO L471 AbstractCegarLoop]: Abstraction has 317 states and 646 transitions. [2024-11-09 04:55:58,995 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:55:58,995 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 646 transitions. [2024-11-09 04:55:58,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:55:58,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:55:58,996 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:55:58,996 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable320 [2024-11-09 04:55:58,996 INFO L396 AbstractCegarLoop]: === Iteration 322 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:55:58,996 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:55:58,996 INFO L85 PathProgramCache]: Analyzing trace with hash 1256803083, now seen corresponding path program 27 times [2024-11-09 04:55:58,997 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:55:58,997 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [594034442] [2024-11-09 04:55:58,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:55:58,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:55:59,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:55:59,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:55:59,742 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:55:59,742 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [594034442] [2024-11-09 04:55:59,742 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [594034442] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:55:59,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:55:59,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:55:59,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1839371295] [2024-11-09 04:55:59,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:55:59,743 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:55:59,743 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:55:59,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:55:59,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:55:59,744 INFO L87 Difference]: Start difference. First operand 317 states and 646 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:00,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:00,411 INFO L93 Difference]: Finished difference Result 342 states and 678 transitions. [2024-11-09 04:56:00,411 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:56:00,411 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:00,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:00,416 INFO L225 Difference]: With dead ends: 342 [2024-11-09 04:56:00,417 INFO L226 Difference]: Without dead ends: 341 [2024-11-09 04:56:00,417 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=368, Unknown=0, NotChecked=0, Total=462 [2024-11-09 04:56:00,417 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 120 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 559 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 568 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:00,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 72 Invalid, 568 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 559 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:00,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2024-11-09 04:56:00,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 339. [2024-11-09 04:56:00,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 339 states, 337 states have (on average 2.0089020771513355) internal successors, (677), 338 states have internal predecessors, (677), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:00,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 339 states and 677 transitions. [2024-11-09 04:56:00,426 INFO L78 Accepts]: Start accepts. Automaton has 339 states and 677 transitions. Word has length 29 [2024-11-09 04:56:00,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:00,426 INFO L471 AbstractCegarLoop]: Abstraction has 339 states and 677 transitions. [2024-11-09 04:56:00,427 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 677 transitions. [2024-11-09 04:56:00,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:00,427 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:00,427 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:00,427 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable321 [2024-11-09 04:56:00,427 INFO L396 AbstractCegarLoop]: === Iteration 323 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:00,428 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:00,428 INFO L85 PathProgramCache]: Analyzing trace with hash 1256803084, now seen corresponding path program 22 times [2024-11-09 04:56:00,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:00,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019523779] [2024-11-09 04:56:00,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:00,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:00,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:01,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:01,311 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:01,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019523779] [2024-11-09 04:56:01,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019523779] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:01,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:01,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:01,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459336740] [2024-11-09 04:56:01,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:01,311 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:01,311 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:01,312 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:01,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:01,312 INFO L87 Difference]: Start difference. First operand 339 states and 677 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:02,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:02,003 INFO L93 Difference]: Finished difference Result 341 states and 677 transitions. [2024-11-09 04:56:02,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:56:02,003 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:02,003 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:02,008 INFO L225 Difference]: With dead ends: 341 [2024-11-09 04:56:02,008 INFO L226 Difference]: Without dead ends: 256 [2024-11-09 04:56:02,009 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=113, Invalid=393, Unknown=0, NotChecked=0, Total=506 [2024-11-09 04:56:02,009 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 118 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 537 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 537 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:02,009 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 62 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 537 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:02,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 256 states. [2024-11-09 04:56:02,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 256 to 255. [2024-11-09 04:56:02,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 253 states have (on average 1.9565217391304348) internal successors, (495), 254 states have internal predecessors, (495), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:02,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 495 transitions. [2024-11-09 04:56:02,017 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 495 transitions. Word has length 29 [2024-11-09 04:56:02,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:02,017 INFO L471 AbstractCegarLoop]: Abstraction has 255 states and 495 transitions. [2024-11-09 04:56:02,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:02,017 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 495 transitions. [2024-11-09 04:56:02,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:02,017 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:02,018 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:02,018 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable322 [2024-11-09 04:56:02,018 INFO L396 AbstractCegarLoop]: === Iteration 324 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:02,018 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:02,018 INFO L85 PathProgramCache]: Analyzing trace with hash 115681335, now seen corresponding path program 28 times [2024-11-09 04:56:02,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:02,018 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268842553] [2024-11-09 04:56:02,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:02,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:02,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:03,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:03,220 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:03,220 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268842553] [2024-11-09 04:56:03,220 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268842553] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:03,220 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:03,220 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:56:03,220 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267777899] [2024-11-09 04:56:03,221 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:03,221 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:56:03,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:03,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:56:03,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:56:03,221 INFO L87 Difference]: Start difference. First operand 255 states and 495 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:04,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:04,218 INFO L93 Difference]: Finished difference Result 327 states and 605 transitions. [2024-11-09 04:56:04,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:56:04,218 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:04,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:04,223 INFO L225 Difference]: With dead ends: 327 [2024-11-09 04:56:04,223 INFO L226 Difference]: Without dead ends: 248 [2024-11-09 04:56:04,223 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=100, Invalid=500, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:56:04,224 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 86 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 618 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 618 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:04,224 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 76 Invalid, 642 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 618 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:56:04,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2024-11-09 04:56:04,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 243. [2024-11-09 04:56:04,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 241 states have (on average 1.9211618257261411) internal successors, (463), 242 states have internal predecessors, (463), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:04,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 463 transitions. [2024-11-09 04:56:04,231 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 463 transitions. Word has length 29 [2024-11-09 04:56:04,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:04,231 INFO L471 AbstractCegarLoop]: Abstraction has 243 states and 463 transitions. [2024-11-09 04:56:04,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:04,231 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 463 transitions. [2024-11-09 04:56:04,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:04,231 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:04,231 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:04,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable323 [2024-11-09 04:56:04,232 INFO L396 AbstractCegarLoop]: === Iteration 325 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:04,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:04,232 INFO L85 PathProgramCache]: Analyzing trace with hash -1126018679, now seen corresponding path program 29 times [2024-11-09 04:56:04,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:04,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [507822389] [2024-11-09 04:56:04,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:04,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:05,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:05,403 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:05,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [507822389] [2024-11-09 04:56:05,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [507822389] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:05,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:05,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:56:05,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337661716] [2024-11-09 04:56:05,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:05,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:56:05,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:05,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:56:05,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:56:05,404 INFO L87 Difference]: Start difference. First operand 243 states and 463 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:06,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:06,353 INFO L93 Difference]: Finished difference Result 244 states and 463 transitions. [2024-11-09 04:56:06,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:56:06,353 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:06,353 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:06,358 INFO L225 Difference]: With dead ends: 244 [2024-11-09 04:56:06,358 INFO L226 Difference]: Without dead ends: 127 [2024-11-09 04:56:06,358 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:56:06,358 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 62 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 639 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 80 SdHoareTripleChecker+Invalid, 658 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 639 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:06,359 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 80 Invalid, 658 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 639 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:56:06,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-09 04:56:06,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 127. [2024-11-09 04:56:06,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 125 states have (on average 2.056) internal successors, (257), 126 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:06,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 257 transitions. [2024-11-09 04:56:06,365 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 257 transitions. Word has length 29 [2024-11-09 04:56:06,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:06,365 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 257 transitions. [2024-11-09 04:56:06,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:06,365 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 257 transitions. [2024-11-09 04:56:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:06,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:06,366 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:06,366 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable324 [2024-11-09 04:56:06,366 INFO L396 AbstractCegarLoop]: === Iteration 326 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:06,366 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:06,366 INFO L85 PathProgramCache]: Analyzing trace with hash -1600154027, now seen corresponding path program 30 times [2024-11-09 04:56:06,366 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:06,366 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005736253] [2024-11-09 04:56:06,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:06,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:06,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:07,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:07,299 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:07,299 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2005736253] [2024-11-09 04:56:07,299 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2005736253] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:07,299 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:07,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:07,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345164712] [2024-11-09 04:56:07,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:07,300 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:07,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:07,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:07,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:07,300 INFO L87 Difference]: Start difference. First operand 127 states and 257 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:08,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:08,377 INFO L93 Difference]: Finished difference Result 213 states and 375 transitions. [2024-11-09 04:56:08,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:56:08,378 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:08,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:08,382 INFO L225 Difference]: With dead ends: 213 [2024-11-09 04:56:08,383 INFO L226 Difference]: Without dead ends: 212 [2024-11-09 04:56:08,383 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:56:08,383 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 114 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 525 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 114 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 525 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:08,383 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [114 Valid, 22 Invalid, 540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 525 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:08,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-09 04:56:08,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 153. [2024-11-09 04:56:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 151 states have (on average 1.9337748344370862) internal successors, (292), 152 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:08,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 292 transitions. [2024-11-09 04:56:08,390 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 292 transitions. Word has length 29 [2024-11-09 04:56:08,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:08,390 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 292 transitions. [2024-11-09 04:56:08,390 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:08,390 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 292 transitions. [2024-11-09 04:56:08,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:08,390 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:08,390 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:08,391 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable325 [2024-11-09 04:56:08,391 INFO L396 AbstractCegarLoop]: === Iteration 327 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:08,391 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:08,391 INFO L85 PathProgramCache]: Analyzing trace with hash -1600154026, now seen corresponding path program 23 times [2024-11-09 04:56:08,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:08,391 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571505729] [2024-11-09 04:56:08,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:08,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:08,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:09,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:09,611 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:09,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571505729] [2024-11-09 04:56:09,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571505729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:09,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:09,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:09,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1735032494] [2024-11-09 04:56:09,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:09,611 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:09,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:09,612 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:09,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:09,612 INFO L87 Difference]: Start difference. First operand 153 states and 292 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:11,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:11,257 INFO L93 Difference]: Finished difference Result 248 states and 429 transitions. [2024-11-09 04:56:11,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-09 04:56:11,257 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:11,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:11,262 INFO L225 Difference]: With dead ends: 248 [2024-11-09 04:56:11,262 INFO L226 Difference]: Without dead ends: 221 [2024-11-09 04:56:11,262 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=183, Invalid=1007, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 04:56:11,263 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 123 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 889 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 910 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 889 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:11,263 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 38 Invalid, 910 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 889 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-09 04:56:11,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2024-11-09 04:56:11,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 127. [2024-11-09 04:56:11,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 127 states, 125 states have (on average 2.032) internal successors, (254), 126 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:11,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 254 transitions. [2024-11-09 04:56:11,269 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 254 transitions. Word has length 29 [2024-11-09 04:56:11,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:11,270 INFO L471 AbstractCegarLoop]: Abstraction has 127 states and 254 transitions. [2024-11-09 04:56:11,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:11,270 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 254 transitions. [2024-11-09 04:56:11,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:11,270 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:11,270 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:11,270 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable326 [2024-11-09 04:56:11,270 INFO L396 AbstractCegarLoop]: === Iteration 328 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:11,270 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:11,271 INFO L85 PathProgramCache]: Analyzing trace with hash 1016828165, now seen corresponding path program 31 times [2024-11-09 04:56:11,271 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:11,271 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1384649190] [2024-11-09 04:56:11,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:11,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:11,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:12,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:12,261 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:12,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1384649190] [2024-11-09 04:56:12,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1384649190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:12,261 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:12,261 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:12,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062306795] [2024-11-09 04:56:12,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:12,262 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:12,262 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:12,262 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:12,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:12,262 INFO L87 Difference]: Start difference. First operand 127 states and 254 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:13,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:13,614 INFO L93 Difference]: Finished difference Result 238 states and 414 transitions. [2024-11-09 04:56:13,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-09 04:56:13,614 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:13,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:13,618 INFO L225 Difference]: With dead ends: 238 [2024-11-09 04:56:13,618 INFO L226 Difference]: Without dead ends: 237 [2024-11-09 04:56:13,619 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=149, Invalid=721, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:56:13,619 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 141 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 548 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 27 SdHoareTripleChecker+Invalid, 570 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 548 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:13,619 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 27 Invalid, 570 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 548 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:56:13,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-09 04:56:13,620 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 153. [2024-11-09 04:56:13,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 151 states have (on average 1.9470198675496688) internal successors, (294), 152 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 294 transitions. [2024-11-09 04:56:13,626 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 294 transitions. Word has length 29 [2024-11-09 04:56:13,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:13,626 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 294 transitions. [2024-11-09 04:56:13,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:13,626 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 294 transitions. [2024-11-09 04:56:13,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:13,627 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:13,627 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:13,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable327 [2024-11-09 04:56:13,627 INFO L396 AbstractCegarLoop]: === Iteration 329 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:13,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:13,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1016828166, now seen corresponding path program 24 times [2024-11-09 04:56:13,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:13,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631369929] [2024-11-09 04:56:13,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:13,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:13,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:14,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:14,294 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:14,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631369929] [2024-11-09 04:56:14,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [631369929] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:14,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:14,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:56:14,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [208834862] [2024-11-09 04:56:14,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:14,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:56:14,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:14,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:56:14,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:56:14,295 INFO L87 Difference]: Start difference. First operand 153 states and 294 transitions. Second operand has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:15,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:15,370 INFO L93 Difference]: Finished difference Result 261 states and 446 transitions. [2024-11-09 04:56:15,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-09 04:56:15,371 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:15,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:15,375 INFO L225 Difference]: With dead ends: 261 [2024-11-09 04:56:15,376 INFO L226 Difference]: Without dead ends: 239 [2024-11-09 04:56:15,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=220, Invalid=902, Unknown=0, NotChecked=0, Total=1122 [2024-11-09 04:56:15,376 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 140 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 592 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:15,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 29 Invalid, 592 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:56:15,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2024-11-09 04:56:15,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 155. [2024-11-09 04:56:15,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 153 states have (on average 1.9150326797385622) internal successors, (293), 154 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:15,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 293 transitions. [2024-11-09 04:56:15,383 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 293 transitions. Word has length 29 [2024-11-09 04:56:15,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:15,383 INFO L471 AbstractCegarLoop]: Abstraction has 155 states and 293 transitions. [2024-11-09 04:56:15,383 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:15,384 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 293 transitions. [2024-11-09 04:56:15,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:15,384 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:15,384 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:15,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable328 [2024-11-09 04:56:15,384 INFO L396 AbstractCegarLoop]: === Iteration 330 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:15,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:15,384 INFO L85 PathProgramCache]: Analyzing trace with hash -420811577, now seen corresponding path program 32 times [2024-11-09 04:56:15,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:15,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1851742059] [2024-11-09 04:56:15,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:15,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:15,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:16,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:16,059 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:16,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1851742059] [2024-11-09 04:56:16,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1851742059] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:16,060 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:16,060 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-09 04:56:16,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323032684] [2024-11-09 04:56:16,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:16,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-09 04:56:16,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:16,060 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-09 04:56:16,060 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-09 04:56:16,061 INFO L87 Difference]: Start difference. First operand 155 states and 293 transitions. Second operand has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:16,723 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:16,723 INFO L93 Difference]: Finished difference Result 238 states and 412 transitions. [2024-11-09 04:56:16,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:56:16,723 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:16,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:16,728 INFO L225 Difference]: With dead ends: 238 [2024-11-09 04:56:16,728 INFO L226 Difference]: Without dead ends: 237 [2024-11-09 04:56:16,728 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:56:16,729 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 105 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 459 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:16,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 24 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 459 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:56:16,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-09 04:56:16,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 178. [2024-11-09 04:56:16,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 178 states, 176 states have (on average 1.8693181818181819) internal successors, (329), 177 states have internal predecessors, (329), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:16,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 178 states and 329 transitions. [2024-11-09 04:56:16,736 INFO L78 Accepts]: Start accepts. Automaton has 178 states and 329 transitions. Word has length 29 [2024-11-09 04:56:16,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:16,736 INFO L471 AbstractCegarLoop]: Abstraction has 178 states and 329 transitions. [2024-11-09 04:56:16,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.4166666666666665) internal successors, (29), 13 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:16,736 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 329 transitions. [2024-11-09 04:56:16,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:16,736 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:16,736 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:16,736 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable329 [2024-11-09 04:56:16,737 INFO L396 AbstractCegarLoop]: === Iteration 331 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:16,737 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:16,737 INFO L85 PathProgramCache]: Analyzing trace with hash -420811576, now seen corresponding path program 25 times [2024-11-09 04:56:16,737 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:16,737 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [15049433] [2024-11-09 04:56:16,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:16,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:17,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:17,697 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:17,698 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [15049433] [2024-11-09 04:56:17,698 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [15049433] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:17,698 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:17,698 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:17,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [827121828] [2024-11-09 04:56:17,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:17,698 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:17,698 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:17,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:17,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:17,699 INFO L87 Difference]: Start difference. First operand 178 states and 329 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:19,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:19,298 INFO L93 Difference]: Finished difference Result 278 states and 471 transitions. [2024-11-09 04:56:19,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-09 04:56:19,299 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:19,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:19,304 INFO L225 Difference]: With dead ends: 278 [2024-11-09 04:56:19,304 INFO L226 Difference]: Without dead ends: 251 [2024-11-09 04:56:19,304 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 279 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=214, Invalid=1192, Unknown=0, NotChecked=0, Total=1406 [2024-11-09 04:56:19,304 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 136 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 653 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 678 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 653 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:19,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 33 Invalid, 678 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 653 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:56:19,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2024-11-09 04:56:19,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 152. [2024-11-09 04:56:19,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 150 states have (on average 1.9266666666666667) internal successors, (289), 151 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 289 transitions. [2024-11-09 04:56:19,312 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 289 transitions. Word has length 29 [2024-11-09 04:56:19,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:19,312 INFO L471 AbstractCegarLoop]: Abstraction has 152 states and 289 transitions. [2024-11-09 04:56:19,312 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:19,312 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 289 transitions. [2024-11-09 04:56:19,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:19,312 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:19,313 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:19,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable330 [2024-11-09 04:56:19,313 INFO L396 AbstractCegarLoop]: === Iteration 332 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:19,313 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:19,313 INFO L85 PathProgramCache]: Analyzing trace with hash -1023922675, now seen corresponding path program 33 times [2024-11-09 04:56:19,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:19,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121483252] [2024-11-09 04:56:19,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:19,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:19,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:20,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:20,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:20,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121483252] [2024-11-09 04:56:20,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121483252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:20,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:20,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:20,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035093508] [2024-11-09 04:56:20,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:20,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:20,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:20,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:20,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:20,277 INFO L87 Difference]: Start difference. First operand 152 states and 289 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:21,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:21,433 INFO L93 Difference]: Finished difference Result 211 states and 371 transitions. [2024-11-09 04:56:21,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:56:21,433 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:21,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:21,438 INFO L225 Difference]: With dead ends: 211 [2024-11-09 04:56:21,438 INFO L226 Difference]: Without dead ends: 182 [2024-11-09 04:56:21,439 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=131, Invalid=625, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:56:21,439 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 103 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 609 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 103 SdHoareTripleChecker+Valid, 25 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 609 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:21,439 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [103 Valid, 25 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 609 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:56:21,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2024-11-09 04:56:21,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 124. [2024-11-09 04:56:21,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 122 states have (on average 2.0327868852459017) internal successors, (248), 123 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:21,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 248 transitions. [2024-11-09 04:56:21,446 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 248 transitions. Word has length 29 [2024-11-09 04:56:21,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:21,446 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 248 transitions. [2024-11-09 04:56:21,446 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:21,446 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 248 transitions. [2024-11-09 04:56:21,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:21,447 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:21,447 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:21,447 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable331 [2024-11-09 04:56:21,447 INFO L396 AbstractCegarLoop]: === Iteration 333 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:21,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:21,447 INFO L85 PathProgramCache]: Analyzing trace with hash 804775955, now seen corresponding path program 34 times [2024-11-09 04:56:21,447 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:21,447 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904203457] [2024-11-09 04:56:21,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:21,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:21,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:22,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:22,375 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:22,375 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904203457] [2024-11-09 04:56:22,375 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904203457] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:22,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:22,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:22,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [444539776] [2024-11-09 04:56:22,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:22,375 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:22,375 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:22,376 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:22,376 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:22,376 INFO L87 Difference]: Start difference. First operand 124 states and 248 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:23,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:23,489 INFO L93 Difference]: Finished difference Result 194 states and 350 transitions. [2024-11-09 04:56:23,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:56:23,490 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:23,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:23,494 INFO L225 Difference]: With dead ends: 194 [2024-11-09 04:56:23,494 INFO L226 Difference]: Without dead ends: 193 [2024-11-09 04:56:23,495 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=128, Invalid=628, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:56:23,495 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 99 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 505 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:23,495 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 30 Invalid, 505 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 489 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:56:23,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 193 states. [2024-11-09 04:56:23,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 193 to 162. [2024-11-09 04:56:23,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 160 states have (on average 1.91875) internal successors, (307), 161 states have internal predecessors, (307), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:23,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 307 transitions. [2024-11-09 04:56:23,502 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 307 transitions. Word has length 29 [2024-11-09 04:56:23,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:23,502 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 307 transitions. [2024-11-09 04:56:23,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:23,502 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 307 transitions. [2024-11-09 04:56:23,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:23,503 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:23,503 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:23,503 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable332 [2024-11-09 04:56:23,503 INFO L396 AbstractCegarLoop]: === Iteration 334 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:23,503 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:23,503 INFO L85 PathProgramCache]: Analyzing trace with hash 804775956, now seen corresponding path program 26 times [2024-11-09 04:56:23,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:23,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786823088] [2024-11-09 04:56:23,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:23,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:23,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:24,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:24,496 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:24,496 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786823088] [2024-11-09 04:56:24,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786823088] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:24,497 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:24,497 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:24,497 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88091599] [2024-11-09 04:56:24,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:24,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:24,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:24,497 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:24,497 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:24,498 INFO L87 Difference]: Start difference. First operand 162 states and 307 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:26,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:26,602 INFO L93 Difference]: Finished difference Result 295 states and 504 transitions. [2024-11-09 04:56:26,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-11-09 04:56:26,603 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:26,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:26,608 INFO L225 Difference]: With dead ends: 295 [2024-11-09 04:56:26,608 INFO L226 Difference]: Without dead ends: 260 [2024-11-09 04:56:26,608 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 407 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=290, Invalid=1516, Unknown=0, NotChecked=0, Total=1806 [2024-11-09 04:56:26,608 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 143 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 848 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 891 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 848 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:26,608 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 50 Invalid, 891 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 848 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:56:26,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2024-11-09 04:56:26,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 166. [2024-11-09 04:56:26,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 164 states have (on average 1.9024390243902438) internal successors, (312), 165 states have internal predecessors, (312), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:26,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 312 transitions. [2024-11-09 04:56:26,616 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 312 transitions. Word has length 29 [2024-11-09 04:56:26,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:26,616 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 312 transitions. [2024-11-09 04:56:26,616 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:26,616 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 312 transitions. [2024-11-09 04:56:26,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:26,617 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:26,617 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:26,617 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable333 [2024-11-09 04:56:26,617 INFO L396 AbstractCegarLoop]: === Iteration 335 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:26,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:26,617 INFO L85 PathProgramCache]: Analyzing trace with hash 1499110875, now seen corresponding path program 35 times [2024-11-09 04:56:26,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:26,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229660867] [2024-11-09 04:56:26,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:26,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:26,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:27,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:27,430 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:27,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229660867] [2024-11-09 04:56:27,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229660867] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:27,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:27,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:27,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1269322964] [2024-11-09 04:56:27,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:27,430 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:27,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:27,431 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:27,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:27,431 INFO L87 Difference]: Start difference. First operand 166 states and 312 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:28,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:28,337 INFO L93 Difference]: Finished difference Result 277 states and 476 transitions. [2024-11-09 04:56:28,337 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:56:28,338 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:28,338 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:28,343 INFO L225 Difference]: With dead ends: 277 [2024-11-09 04:56:28,343 INFO L226 Difference]: Without dead ends: 276 [2024-11-09 04:56:28,343 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=157, Invalid=545, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:56:28,343 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 198 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 541 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 554 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 541 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:28,343 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 37 Invalid, 554 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 541 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:28,344 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2024-11-09 04:56:28,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 200. [2024-11-09 04:56:28,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 198 states have (on average 1.8585858585858586) internal successors, (368), 199 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:28,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 368 transitions. [2024-11-09 04:56:28,353 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 368 transitions. Word has length 29 [2024-11-09 04:56:28,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:28,353 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 368 transitions. [2024-11-09 04:56:28,353 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:28,354 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 368 transitions. [2024-11-09 04:56:28,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:28,354 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:28,354 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:28,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable334 [2024-11-09 04:56:28,354 INFO L396 AbstractCegarLoop]: === Iteration 336 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:28,354 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:28,355 INFO L85 PathProgramCache]: Analyzing trace with hash 1499110876, now seen corresponding path program 27 times [2024-11-09 04:56:28,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:28,355 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372969073] [2024-11-09 04:56:28,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:28,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:28,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:29,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:29,124 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:29,124 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372969073] [2024-11-09 04:56:29,124 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372969073] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:29,124 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:29,124 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:29,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885711961] [2024-11-09 04:56:29,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:29,125 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:29,125 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:29,125 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:29,125 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:29,125 INFO L87 Difference]: Start difference. First operand 200 states and 368 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:30,127 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:30,128 INFO L93 Difference]: Finished difference Result 276 states and 475 transitions. [2024-11-09 04:56:30,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:56:30,128 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:30,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:30,133 INFO L225 Difference]: With dead ends: 276 [2024-11-09 04:56:30,133 INFO L226 Difference]: Without dead ends: 254 [2024-11-09 04:56:30,133 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=174, Invalid=582, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:56:30,133 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 192 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 192 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 620 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:30,133 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [192 Valid, 47 Invalid, 620 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:30,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2024-11-09 04:56:30,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 179. [2024-11-09 04:56:30,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 177 states have (on average 1.8983050847457628) internal successors, (336), 178 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:30,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 336 transitions. [2024-11-09 04:56:30,141 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 336 transitions. Word has length 29 [2024-11-09 04:56:30,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:30,142 INFO L471 AbstractCegarLoop]: Abstraction has 179 states and 336 transitions. [2024-11-09 04:56:30,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:30,142 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 336 transitions. [2024-11-09 04:56:30,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:30,142 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:30,142 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:30,142 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable335 [2024-11-09 04:56:30,142 INFO L396 AbstractCegarLoop]: === Iteration 337 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:30,143 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:30,143 INFO L85 PathProgramCache]: Analyzing trace with hash -2027190973, now seen corresponding path program 36 times [2024-11-09 04:56:30,143 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:30,143 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365878132] [2024-11-09 04:56:30,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:30,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:30,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:30,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:30,892 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:30,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365878132] [2024-11-09 04:56:30,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365878132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:30,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:30,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:30,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1739575219] [2024-11-09 04:56:30,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:30,893 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:30,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:30,893 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:30,893 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:30,893 INFO L87 Difference]: Start difference. First operand 179 states and 336 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:31,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:31,787 INFO L93 Difference]: Finished difference Result 274 states and 471 transitions. [2024-11-09 04:56:31,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:56:31,787 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:31,787 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:31,792 INFO L225 Difference]: With dead ends: 274 [2024-11-09 04:56:31,792 INFO L226 Difference]: Without dead ends: 273 [2024-11-09 04:56:31,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=151, Invalid=551, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:56:31,793 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 198 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:31,793 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 34 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:31,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2024-11-09 04:56:31,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 202. [2024-11-09 04:56:31,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 200 states have (on average 1.84) internal successors, (368), 201 states have internal predecessors, (368), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 368 transitions. [2024-11-09 04:56:31,800 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 368 transitions. Word has length 29 [2024-11-09 04:56:31,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:31,801 INFO L471 AbstractCegarLoop]: Abstraction has 202 states and 368 transitions. [2024-11-09 04:56:31,801 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:31,801 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 368 transitions. [2024-11-09 04:56:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:31,801 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:31,801 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:31,801 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable336 [2024-11-09 04:56:31,801 INFO L396 AbstractCegarLoop]: === Iteration 338 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:31,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:31,802 INFO L85 PathProgramCache]: Analyzing trace with hash -2027190972, now seen corresponding path program 28 times [2024-11-09 04:56:31,802 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:31,802 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365575329] [2024-11-09 04:56:31,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:31,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:32,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:32,544 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:32,545 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365575329] [2024-11-09 04:56:32,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365575329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:32,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:32,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:32,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557887340] [2024-11-09 04:56:32,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:32,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:32,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:32,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:32,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:32,546 INFO L87 Difference]: Start difference. First operand 202 states and 368 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:33,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:33,447 INFO L93 Difference]: Finished difference Result 273 states and 470 transitions. [2024-11-09 04:56:33,447 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:56:33,447 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:33,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:33,452 INFO L225 Difference]: With dead ends: 273 [2024-11-09 04:56:33,452 INFO L226 Difference]: Without dead ends: 241 [2024-11-09 04:56:33,453 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=161, Invalid=541, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:56:33,453 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 182 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 539 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:33,453 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 42 Invalid, 539 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:33,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2024-11-09 04:56:33,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 171. [2024-11-09 04:56:33,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 169 states have (on average 1.8816568047337279) internal successors, (318), 170 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:33,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 318 transitions. [2024-11-09 04:56:33,460 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 318 transitions. Word has length 29 [2024-11-09 04:56:33,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:33,460 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 318 transitions. [2024-11-09 04:56:33,460 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:33,460 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 318 transitions. [2024-11-09 04:56:33,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:33,461 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:33,461 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:33,461 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable337 [2024-11-09 04:56:33,461 INFO L396 AbstractCegarLoop]: === Iteration 339 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:33,461 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:33,461 INFO L85 PathProgramCache]: Analyzing trace with hash 1126654575, now seen corresponding path program 37 times [2024-11-09 04:56:33,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:33,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241688423] [2024-11-09 04:56:33,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:33,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:33,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:34,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:34,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:34,570 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241688423] [2024-11-09 04:56:34,571 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241688423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:34,571 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:34,571 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:56:34,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82851312] [2024-11-09 04:56:34,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:34,571 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:56:34,571 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:34,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:56:34,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:56:34,572 INFO L87 Difference]: Start difference. First operand 171 states and 318 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:35,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:35,704 INFO L93 Difference]: Finished difference Result 201 states and 360 transitions. [2024-11-09 04:56:35,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:56:35,705 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:35,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:35,710 INFO L225 Difference]: With dead ends: 201 [2024-11-09 04:56:35,710 INFO L226 Difference]: Without dead ends: 177 [2024-11-09 04:56:35,710 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=121, Invalid=581, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:56:35,711 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 50 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 631 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 652 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 631 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:35,711 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 48 Invalid, 652 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 631 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:56:35,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177 states. [2024-11-09 04:56:35,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 177 to 171. [2024-11-09 04:56:35,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 169 states have (on average 1.8757396449704142) internal successors, (317), 170 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:35,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 317 transitions. [2024-11-09 04:56:35,718 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 317 transitions. Word has length 29 [2024-11-09 04:56:35,718 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:35,718 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 317 transitions. [2024-11-09 04:56:35,718 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:35,718 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 317 transitions. [2024-11-09 04:56:35,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:35,719 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:35,719 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:35,719 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable338 [2024-11-09 04:56:35,719 INFO L396 AbstractCegarLoop]: === Iteration 340 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:35,719 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:35,719 INFO L85 PathProgramCache]: Analyzing trace with hash 1126654576, now seen corresponding path program 29 times [2024-11-09 04:56:35,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:35,720 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615545582] [2024-11-09 04:56:35,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:35,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:35,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:36,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:36,634 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:36,634 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615545582] [2024-11-09 04:56:36,634 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615545582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:36,635 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:36,635 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:36,635 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459849608] [2024-11-09 04:56:36,635 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:36,635 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:36,635 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:36,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:36,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:36,636 INFO L87 Difference]: Start difference. First operand 171 states and 317 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:37,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:37,569 INFO L93 Difference]: Finished difference Result 177 states and 326 transitions. [2024-11-09 04:56:37,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:56:37,570 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:37,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:37,575 INFO L225 Difference]: With dead ends: 177 [2024-11-09 04:56:37,575 INFO L226 Difference]: Without dead ends: 129 [2024-11-09 04:56:37,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=162, Invalid=594, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:56:37,575 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 65 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 582 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 65 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 582 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:37,575 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [65 Valid, 40 Invalid, 603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 582 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:37,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2024-11-09 04:56:37,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 124. [2024-11-09 04:56:37,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 124 states, 122 states have (on average 1.9344262295081966) internal successors, (236), 123 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:37,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 124 states and 236 transitions. [2024-11-09 04:56:37,582 INFO L78 Accepts]: Start accepts. Automaton has 124 states and 236 transitions. Word has length 29 [2024-11-09 04:56:37,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:37,583 INFO L471 AbstractCegarLoop]: Abstraction has 124 states and 236 transitions. [2024-11-09 04:56:37,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:37,583 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 236 transitions. [2024-11-09 04:56:37,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:37,583 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:37,583 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:37,583 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable339 [2024-11-09 04:56:37,583 INFO L396 AbstractCegarLoop]: === Iteration 341 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:37,584 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:37,584 INFO L85 PathProgramCache]: Analyzing trace with hash 630726559, now seen corresponding path program 38 times [2024-11-09 04:56:37,584 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:37,584 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1506031222] [2024-11-09 04:56:37,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:37,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:38,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:38,351 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:38,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1506031222] [2024-11-09 04:56:38,351 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1506031222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:38,351 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:38,351 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:38,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139552465] [2024-11-09 04:56:38,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:38,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:38,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:38,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:38,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:38,352 INFO L87 Difference]: Start difference. First operand 124 states and 236 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:39,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:39,227 INFO L93 Difference]: Finished difference Result 275 states and 488 transitions. [2024-11-09 04:56:39,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:56:39,228 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:39,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:39,232 INFO L225 Difference]: With dead ends: 275 [2024-11-09 04:56:39,233 INFO L226 Difference]: Without dead ends: 274 [2024-11-09 04:56:39,233 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=166, Invalid=536, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:56:39,233 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 245 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 463 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 245 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 463 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:39,233 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [245 Valid, 29 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 463 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:56:39,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2024-11-09 04:56:39,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 162. [2024-11-09 04:56:39,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 160 states have (on average 1.9875) internal successors, (318), 161 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:39,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 318 transitions. [2024-11-09 04:56:39,240 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 318 transitions. Word has length 29 [2024-11-09 04:56:39,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:39,240 INFO L471 AbstractCegarLoop]: Abstraction has 162 states and 318 transitions. [2024-11-09 04:56:39,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:39,241 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 318 transitions. [2024-11-09 04:56:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:39,241 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:39,241 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:39,241 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable340 [2024-11-09 04:56:39,241 INFO L396 AbstractCegarLoop]: === Iteration 342 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:39,241 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:39,241 INFO L85 PathProgramCache]: Analyzing trace with hash 630726560, now seen corresponding path program 30 times [2024-11-09 04:56:39,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:39,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87743622] [2024-11-09 04:56:39,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:39,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:39,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:39,976 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:39,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87743622] [2024-11-09 04:56:39,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87743622] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:39,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:39,976 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:39,976 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865180370] [2024-11-09 04:56:39,976 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:39,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:39,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:39,977 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:39,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:39,977 INFO L87 Difference]: Start difference. First operand 162 states and 318 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:40,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:40,801 INFO L93 Difference]: Finished difference Result 274 states and 487 transitions. [2024-11-09 04:56:40,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:56:40,801 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:40,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:40,807 INFO L225 Difference]: With dead ends: 274 [2024-11-09 04:56:40,807 INFO L226 Difference]: Without dead ends: 254 [2024-11-09 04:56:40,807 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=166, Invalid=536, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:56:40,807 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 239 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 414 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 414 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:40,807 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 26 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 414 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:56:40,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2024-11-09 04:56:40,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 143. [2024-11-09 04:56:40,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 141 states have (on average 2.049645390070922) internal successors, (289), 142 states have internal predecessors, (289), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:40,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 289 transitions. [2024-11-09 04:56:40,814 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 289 transitions. Word has length 29 [2024-11-09 04:56:40,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:40,815 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 289 transitions. [2024-11-09 04:56:40,815 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:40,815 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 289 transitions. [2024-11-09 04:56:40,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:40,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:40,815 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:40,815 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable341 [2024-11-09 04:56:40,815 INFO L396 AbstractCegarLoop]: === Iteration 343 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:40,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:40,816 INFO L85 PathProgramCache]: Analyzing trace with hash -806913183, now seen corresponding path program 39 times [2024-11-09 04:56:40,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:40,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1514748504] [2024-11-09 04:56:40,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:40,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:40,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:41,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:41,558 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:41,558 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1514748504] [2024-11-09 04:56:41,558 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1514748504] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:41,558 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:41,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:41,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1886280654] [2024-11-09 04:56:41,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:41,559 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:41,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:41,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:41,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:41,560 INFO L87 Difference]: Start difference. First operand 143 states and 289 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:42,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:42,348 INFO L93 Difference]: Finished difference Result 254 states and 458 transitions. [2024-11-09 04:56:42,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:56:42,348 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:42,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:42,353 INFO L225 Difference]: With dead ends: 254 [2024-11-09 04:56:42,353 INFO L226 Difference]: Without dead ends: 253 [2024-11-09 04:56:42,353 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=148, Invalid=502, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:56:42,354 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 219 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 219 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 426 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:42,354 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [219 Valid, 26 Invalid, 426 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:56:42,354 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-09 04:56:42,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 166. [2024-11-09 04:56:42,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 164 states have (on average 1.9817073170731707) internal successors, (325), 165 states have internal predecessors, (325), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:42,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 325 transitions. [2024-11-09 04:56:42,361 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 325 transitions. Word has length 29 [2024-11-09 04:56:42,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:42,361 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 325 transitions. [2024-11-09 04:56:42,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:42,361 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 325 transitions. [2024-11-09 04:56:42,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:42,362 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:42,362 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:42,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable342 [2024-11-09 04:56:42,362 INFO L396 AbstractCegarLoop]: === Iteration 344 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:42,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:42,362 INFO L85 PathProgramCache]: Analyzing trace with hash -806913182, now seen corresponding path program 31 times [2024-11-09 04:56:42,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:42,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1812528909] [2024-11-09 04:56:42,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:42,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:42,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:43,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:43,276 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:43,277 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1812528909] [2024-11-09 04:56:43,277 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1812528909] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:43,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:43,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:43,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033331732] [2024-11-09 04:56:43,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:43,277 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:43,277 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:43,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:43,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:43,278 INFO L87 Difference]: Start difference. First operand 166 states and 325 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:44,316 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:44,316 INFO L93 Difference]: Finished difference Result 291 states and 512 transitions. [2024-11-09 04:56:44,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:56:44,316 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:44,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:44,321 INFO L225 Difference]: With dead ends: 291 [2024-11-09 04:56:44,322 INFO L226 Difference]: Without dead ends: 266 [2024-11-09 04:56:44,322 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 80 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=195, Invalid=617, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:56:44,322 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 204 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 542 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 564 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 542 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:44,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 45 Invalid, 564 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 542 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:44,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2024-11-09 04:56:44,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 171. [2024-11-09 04:56:44,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 169 states have (on average 1.970414201183432) internal successors, (333), 170 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:44,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 333 transitions. [2024-11-09 04:56:44,329 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 333 transitions. Word has length 29 [2024-11-09 04:56:44,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:44,330 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 333 transitions. [2024-11-09 04:56:44,330 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 333 transitions. [2024-11-09 04:56:44,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:44,330 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:44,330 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:44,330 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable343 [2024-11-09 04:56:44,330 INFO L396 AbstractCegarLoop]: === Iteration 345 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:44,331 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:44,331 INFO L85 PathProgramCache]: Analyzing trace with hash -697970861, now seen corresponding path program 40 times [2024-11-09 04:56:44,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:44,331 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498220709] [2024-11-09 04:56:44,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:44,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:44,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:45,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:45,186 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:45,186 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498220709] [2024-11-09 04:56:45,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498220709] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:45,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:45,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:45,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483738314] [2024-11-09 04:56:45,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:45,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:45,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:45,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:45,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:45,187 INFO L87 Difference]: Start difference. First operand 171 states and 333 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:45,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:45,971 INFO L93 Difference]: Finished difference Result 261 states and 469 transitions. [2024-11-09 04:56:45,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:56:45,971 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:45,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:45,976 INFO L225 Difference]: With dead ends: 261 [2024-11-09 04:56:45,976 INFO L226 Difference]: Without dead ends: 237 [2024-11-09 04:56:45,976 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=133, Invalid=467, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:56:45,977 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 159 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 433 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 433 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:45,977 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 26 Invalid, 445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 433 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:56:45,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-09 04:56:45,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 169. [2024-11-09 04:56:45,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 167 states have (on average 1.964071856287425) internal successors, (328), 168 states have internal predecessors, (328), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:45,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 328 transitions. [2024-11-09 04:56:45,984 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 328 transitions. Word has length 29 [2024-11-09 04:56:45,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:45,984 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 328 transitions. [2024-11-09 04:56:45,985 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:45,985 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 328 transitions. [2024-11-09 04:56:45,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:45,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:45,985 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:45,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable344 [2024-11-09 04:56:45,985 INFO L396 AbstractCegarLoop]: === Iteration 346 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:45,985 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:45,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1310448329, now seen corresponding path program 41 times [2024-11-09 04:56:45,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:45,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [639604222] [2024-11-09 04:56:45,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:45,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:46,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:46,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:46,716 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:46,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [639604222] [2024-11-09 04:56:46,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [639604222] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:46,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:46,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:46,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493772399] [2024-11-09 04:56:46,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:46,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:46,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:46,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:46,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:46,718 INFO L87 Difference]: Start difference. First operand 169 states and 328 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:47,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:47,691 INFO L93 Difference]: Finished difference Result 298 states and 523 transitions. [2024-11-09 04:56:47,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:56:47,691 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:47,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:47,696 INFO L225 Difference]: With dead ends: 298 [2024-11-09 04:56:47,696 INFO L226 Difference]: Without dead ends: 297 [2024-11-09 04:56:47,697 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=179, Invalid=633, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:56:47,697 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 234 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 482 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 492 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 482 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:47,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 37 Invalid, 492 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 482 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:47,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2024-11-09 04:56:47,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 193. [2024-11-09 04:56:47,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 191 states have (on average 1.9162303664921465) internal successors, (366), 192 states have internal predecessors, (366), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:47,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 366 transitions. [2024-11-09 04:56:47,705 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 366 transitions. Word has length 29 [2024-11-09 04:56:47,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:47,705 INFO L471 AbstractCegarLoop]: Abstraction has 193 states and 366 transitions. [2024-11-09 04:56:47,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:47,705 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 366 transitions. [2024-11-09 04:56:47,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:47,705 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:47,705 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:47,706 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable345 [2024-11-09 04:56:47,706 INFO L396 AbstractCegarLoop]: === Iteration 347 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:47,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:47,706 INFO L85 PathProgramCache]: Analyzing trace with hash -1310448328, now seen corresponding path program 32 times [2024-11-09 04:56:47,706 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:47,706 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [685061842] [2024-11-09 04:56:47,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:47,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:47,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:48,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:48,594 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:48,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [685061842] [2024-11-09 04:56:48,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [685061842] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:48,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:48,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:48,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696722089] [2024-11-09 04:56:48,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:48,595 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:48,595 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:48,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:48,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=178, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:48,595 INFO L87 Difference]: Start difference. First operand 193 states and 366 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:50,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:50,260 INFO L93 Difference]: Finished difference Result 372 states and 639 transitions. [2024-11-09 04:56:50,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-09 04:56:50,260 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:50,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:50,267 INFO L225 Difference]: With dead ends: 372 [2024-11-09 04:56:50,268 INFO L226 Difference]: Without dead ends: 352 [2024-11-09 04:56:50,268 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 226 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=299, Invalid=1033, Unknown=0, NotChecked=0, Total=1332 [2024-11-09 04:56:50,268 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 261 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 261 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 498 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:50,268 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [261 Valid, 37 Invalid, 498 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:50,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2024-11-09 04:56:50,271 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 195. [2024-11-09 04:56:50,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 193 states have (on average 1.9119170984455958) internal successors, (369), 194 states have internal predecessors, (369), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:50,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 369 transitions. [2024-11-09 04:56:50,280 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 369 transitions. Word has length 29 [2024-11-09 04:56:50,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:50,280 INFO L471 AbstractCegarLoop]: Abstraction has 195 states and 369 transitions. [2024-11-09 04:56:50,281 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:50,281 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 369 transitions. [2024-11-09 04:56:50,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:50,281 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:50,281 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:50,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable346 [2024-11-09 04:56:50,282 INFO L396 AbstractCegarLoop]: === Iteration 348 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:50,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:50,282 INFO L85 PathProgramCache]: Analyzing trace with hash 1546879225, now seen corresponding path program 42 times [2024-11-09 04:56:50,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:50,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934007169] [2024-11-09 04:56:50,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:50,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:50,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:50,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:50,986 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:50,987 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934007169] [2024-11-09 04:56:50,987 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934007169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:50,987 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:50,987 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:50,987 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116612826] [2024-11-09 04:56:50,987 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:50,987 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:50,987 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:50,988 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:50,988 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:50,988 INFO L87 Difference]: Start difference. First operand 195 states and 369 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:51,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:51,807 INFO L93 Difference]: Finished difference Result 298 states and 525 transitions. [2024-11-09 04:56:51,807 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:56:51,807 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:51,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:51,812 INFO L225 Difference]: With dead ends: 298 [2024-11-09 04:56:51,812 INFO L226 Difference]: Without dead ends: 297 [2024-11-09 04:56:51,812 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=149, Invalid=553, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:56:51,812 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 205 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 427 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 205 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 440 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 427 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:51,812 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [205 Valid, 33 Invalid, 440 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 427 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:56:51,813 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 297 states. [2024-11-09 04:56:51,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 297 to 200. [2024-11-09 04:56:51,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 200 states, 198 states have (on average 1.9090909090909092) internal successors, (378), 199 states have internal predecessors, (378), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:51,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 378 transitions. [2024-11-09 04:56:51,820 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 378 transitions. Word has length 29 [2024-11-09 04:56:51,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:51,820 INFO L471 AbstractCegarLoop]: Abstraction has 200 states and 378 transitions. [2024-11-09 04:56:51,820 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:51,820 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 378 transitions. [2024-11-09 04:56:51,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:51,821 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:51,821 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:51,821 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable347 [2024-11-09 04:56:51,821 INFO L396 AbstractCegarLoop]: === Iteration 349 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:51,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:51,821 INFO L85 PathProgramCache]: Analyzing trace with hash 1546879226, now seen corresponding path program 33 times [2024-11-09 04:56:51,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:51,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526211763] [2024-11-09 04:56:51,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:51,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:51,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:52,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:52,824 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:52,824 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526211763] [2024-11-09 04:56:52,824 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [526211763] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:52,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:52,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:52,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1526755865] [2024-11-09 04:56:52,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:52,825 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:52,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:52,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:52,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:52,826 INFO L87 Difference]: Start difference. First operand 200 states and 378 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:53,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:53,731 INFO L93 Difference]: Finished difference Result 306 states and 533 transitions. [2024-11-09 04:56:53,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:56:53,732 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:53,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:53,738 INFO L225 Difference]: With dead ends: 306 [2024-11-09 04:56:53,738 INFO L226 Difference]: Without dead ends: 279 [2024-11-09 04:56:53,738 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=173, Invalid=583, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:56:53,738 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 198 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 198 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 486 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:53,739 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [198 Valid, 41 Invalid, 486 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:53,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2024-11-09 04:56:53,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 177. [2024-11-09 04:56:53,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 175 states have (on average 1.937142857142857) internal successors, (339), 176 states have internal predecessors, (339), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:53,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 339 transitions. [2024-11-09 04:56:53,747 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 339 transitions. Word has length 29 [2024-11-09 04:56:53,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:53,747 INFO L471 AbstractCegarLoop]: Abstraction has 177 states and 339 transitions. [2024-11-09 04:56:53,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:53,747 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 339 transitions. [2024-11-09 04:56:53,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:53,747 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:53,748 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:53,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable348 [2024-11-09 04:56:53,748 INFO L396 AbstractCegarLoop]: === Iteration 350 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:53,748 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:53,748 INFO L85 PathProgramCache]: Analyzing trace with hash 1789845651, now seen corresponding path program 43 times [2024-11-09 04:56:53,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:53,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [904918872] [2024-11-09 04:56:53,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:53,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:53,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:54,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:54,474 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:54,474 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [904918872] [2024-11-09 04:56:54,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [904918872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:54,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:54,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:56:54,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [575999092] [2024-11-09 04:56:54,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:54,474 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:56:54,474 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:54,475 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:56:54,475 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:56:54,475 INFO L87 Difference]: Start difference. First operand 177 states and 339 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:55,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:55,270 INFO L93 Difference]: Finished difference Result 236 states and 430 transitions. [2024-11-09 04:56:55,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:56:55,270 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:55,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:55,276 INFO L225 Difference]: With dead ends: 236 [2024-11-09 04:56:55,276 INFO L226 Difference]: Without dead ends: 190 [2024-11-09 04:56:55,276 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=123, Invalid=477, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:56:55,276 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 149 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:55,276 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 44 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 498 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:55,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190 states. [2024-11-09 04:56:55,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190 to 132. [2024-11-09 04:56:55,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 130 states have (on average 1.9692307692307693) internal successors, (256), 131 states have internal predecessors, (256), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:55,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 256 transitions. [2024-11-09 04:56:55,284 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 256 transitions. Word has length 29 [2024-11-09 04:56:55,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:55,284 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 256 transitions. [2024-11-09 04:56:55,284 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 256 transitions. [2024-11-09 04:56:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:55,285 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:55,285 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:55,285 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable349 [2024-11-09 04:56:55,285 INFO L396 AbstractCegarLoop]: === Iteration 351 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:55,285 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:55,285 INFO L85 PathProgramCache]: Analyzing trace with hash 1969483147, now seen corresponding path program 44 times [2024-11-09 04:56:55,285 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:55,285 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858892995] [2024-11-09 04:56:55,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:55,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:55,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:56,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:56,263 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:56,263 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858892995] [2024-11-09 04:56:56,263 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858892995] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:56,264 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:56,264 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:56:56,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400638306] [2024-11-09 04:56:56,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:56,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:56:56,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:56,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:56:56,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:56:56,265 INFO L87 Difference]: Start difference. First operand 132 states and 256 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:57,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:56:57,067 INFO L93 Difference]: Finished difference Result 225 states and 390 transitions. [2024-11-09 04:56:57,067 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:56:57,067 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:56:57,067 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:56:57,073 INFO L225 Difference]: With dead ends: 225 [2024-11-09 04:56:57,073 INFO L226 Difference]: Without dead ends: 224 [2024-11-09 04:56:57,073 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=120, Invalid=530, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:56:57,073 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 118 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 563 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 580 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 563 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:56:57,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 33 Invalid, 580 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 563 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:56:57,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2024-11-09 04:56:57,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 160. [2024-11-09 04:56:57,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 158 states have (on average 1.8860759493670887) internal successors, (298), 159 states have internal predecessors, (298), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:57,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 298 transitions. [2024-11-09 04:56:57,081 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 298 transitions. Word has length 29 [2024-11-09 04:56:57,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:56:57,081 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 298 transitions. [2024-11-09 04:56:57,082 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:56:57,082 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 298 transitions. [2024-11-09 04:56:57,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:56:57,082 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:56:57,082 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:56:57,082 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable350 [2024-11-09 04:56:57,082 INFO L396 AbstractCegarLoop]: === Iteration 352 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:56:57,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:56:57,083 INFO L85 PathProgramCache]: Analyzing trace with hash 1969483148, now seen corresponding path program 34 times [2024-11-09 04:56:57,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:56:57,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1699624396] [2024-11-09 04:56:57,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:56:57,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:56:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:56:58,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:56:58,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:56:58,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1699624396] [2024-11-09 04:56:58,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1699624396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:56:58,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:56:58,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:56:58,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704304772] [2024-11-09 04:56:58,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:56:58,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:56:58,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:56:58,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:56:58,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:56:58,227 INFO L87 Difference]: Start difference. First operand 160 states and 298 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:00,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:00,234 INFO L93 Difference]: Finished difference Result 303 states and 511 transitions. [2024-11-09 04:57:00,234 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-09 04:57:00,234 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:00,234 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:00,239 INFO L225 Difference]: With dead ends: 303 [2024-11-09 04:57:00,240 INFO L226 Difference]: Without dead ends: 281 [2024-11-09 04:57:00,240 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 368 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=255, Invalid=1467, Unknown=0, NotChecked=0, Total=1722 [2024-11-09 04:57:00,240 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 133 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 881 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 60 SdHoareTripleChecker+Invalid, 921 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 881 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:00,240 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 60 Invalid, 921 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 881 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:57:00,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2024-11-09 04:57:00,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 160. [2024-11-09 04:57:00,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 158 states have (on average 1.8670886075949367) internal successors, (295), 159 states have internal predecessors, (295), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:00,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 295 transitions. [2024-11-09 04:57:00,248 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 295 transitions. Word has length 29 [2024-11-09 04:57:00,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:00,249 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 295 transitions. [2024-11-09 04:57:00,249 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:00,249 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 295 transitions. [2024-11-09 04:57:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:00,249 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:00,249 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:00,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable351 [2024-11-09 04:57:00,249 INFO L396 AbstractCegarLoop]: === Iteration 353 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:00,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:00,250 INFO L85 PathProgramCache]: Analyzing trace with hash 531843405, now seen corresponding path program 45 times [2024-11-09 04:57:00,250 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:00,250 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348557495] [2024-11-09 04:57:00,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:00,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:00,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:01,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:01,541 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:01,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348557495] [2024-11-09 04:57:01,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348557495] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:01,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:01,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:01,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861688219] [2024-11-09 04:57:01,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:01,542 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:01,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:01,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:01,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:01,543 INFO L87 Difference]: Start difference. First operand 160 states and 295 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:02,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:02,506 INFO L93 Difference]: Finished difference Result 235 states and 406 transitions. [2024-11-09 04:57:02,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:57:02,506 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:02,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:02,515 INFO L225 Difference]: With dead ends: 235 [2024-11-09 04:57:02,515 INFO L226 Difference]: Without dead ends: 234 [2024-11-09 04:57:02,515 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=109, Invalid=593, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:02,516 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 97 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 572 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 572 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:02,516 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 44 Invalid, 595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 572 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:57:02,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2024-11-09 04:57:02,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 165. [2024-11-09 04:57:02,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 163 states have (on average 1.8650306748466257) internal successors, (304), 164 states have internal predecessors, (304), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:02,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 304 transitions. [2024-11-09 04:57:02,528 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 304 transitions. Word has length 29 [2024-11-09 04:57:02,528 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:02,528 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 304 transitions. [2024-11-09 04:57:02,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:02,528 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 304 transitions. [2024-11-09 04:57:02,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:02,529 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:02,529 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:02,529 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable352 [2024-11-09 04:57:02,529 INFO L396 AbstractCegarLoop]: === Iteration 354 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:02,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:02,530 INFO L85 PathProgramCache]: Analyzing trace with hash 531843406, now seen corresponding path program 35 times [2024-11-09 04:57:02,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:02,530 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906284144] [2024-11-09 04:57:02,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:02,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:02,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:03,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:03,932 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:03,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [906284144] [2024-11-09 04:57:03,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [906284144] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:03,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:03,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:03,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [198536693] [2024-11-09 04:57:03,932 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:03,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:03,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:03,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:03,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:03,933 INFO L87 Difference]: Start difference. First operand 165 states and 304 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:05,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:05,868 INFO L93 Difference]: Finished difference Result 307 states and 516 transitions. [2024-11-09 04:57:05,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-09 04:57:05,868 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:05,868 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:05,875 INFO L225 Difference]: With dead ends: 307 [2024-11-09 04:57:05,875 INFO L226 Difference]: Without dead ends: 280 [2024-11-09 04:57:05,875 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 365 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=256, Invalid=1466, Unknown=0, NotChecked=0, Total=1722 [2024-11-09 04:57:05,875 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 134 mSDsluCounter, 58 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:05,876 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 64 Invalid, 875 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 833 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-09 04:57:05,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 280 states. [2024-11-09 04:57:05,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 280 to 157. [2024-11-09 04:57:05,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 155 states have (on average 1.8774193548387097) internal successors, (291), 156 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:05,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 291 transitions. [2024-11-09 04:57:05,884 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 291 transitions. Word has length 29 [2024-11-09 04:57:05,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:05,884 INFO L471 AbstractCegarLoop]: Abstraction has 157 states and 291 transitions. [2024-11-09 04:57:05,884 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:05,884 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 291 transitions. [2024-11-09 04:57:05,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:05,884 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:05,885 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:05,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable353 [2024-11-09 04:57:05,885 INFO L396 AbstractCegarLoop]: === Iteration 355 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:05,885 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:05,885 INFO L85 PathProgramCache]: Analyzing trace with hash -71267692, now seen corresponding path program 36 times [2024-11-09 04:57:05,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:05,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198767266] [2024-11-09 04:57:05,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:05,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:05,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:07,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:07,053 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:07,053 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198767266] [2024-11-09 04:57:07,053 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198767266] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:07,053 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:07,053 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:07,054 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38478942] [2024-11-09 04:57:07,054 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:07,054 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:07,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:07,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:07,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:07,054 INFO L87 Difference]: Start difference. First operand 157 states and 291 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:09,100 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:09,100 INFO L93 Difference]: Finished difference Result 254 states and 437 transitions. [2024-11-09 04:57:09,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-11-09 04:57:09,100 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:09,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:09,105 INFO L225 Difference]: With dead ends: 254 [2024-11-09 04:57:09,105 INFO L226 Difference]: Without dead ends: 228 [2024-11-09 04:57:09,106 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 317 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=244, Invalid=1316, Unknown=0, NotChecked=0, Total=1560 [2024-11-09 04:57:09,106 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 97 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 1047 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 1047 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:09,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 75 Invalid, 1078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 1047 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-09 04:57:09,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2024-11-09 04:57:09,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 132. [2024-11-09 04:57:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 130 states have (on average 1.9538461538461538) internal successors, (254), 131 states have internal predecessors, (254), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 254 transitions. [2024-11-09 04:57:09,112 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 254 transitions. Word has length 29 [2024-11-09 04:57:09,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:09,113 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 254 transitions. [2024-11-09 04:57:09,113 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:09,113 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 254 transitions. [2024-11-09 04:57:09,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:09,113 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:09,113 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:09,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable354 [2024-11-09 04:57:09,113 INFO L396 AbstractCegarLoop]: === Iteration 356 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:09,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:09,114 INFO L85 PathProgramCache]: Analyzing trace with hash -2112553693, now seen corresponding path program 46 times [2024-11-09 04:57:09,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:09,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140685899] [2024-11-09 04:57:09,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:09,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:09,902 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:09,902 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:09,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140685899] [2024-11-09 04:57:09,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140685899] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:09,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:09,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:57:09,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1750855891] [2024-11-09 04:57:09,903 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:09,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:57:09,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:09,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:57:09,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:57:09,903 INFO L87 Difference]: Start difference. First operand 132 states and 254 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:10,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:10,749 INFO L93 Difference]: Finished difference Result 246 states and 424 transitions. [2024-11-09 04:57:10,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:57:10,749 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:10,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:10,755 INFO L225 Difference]: With dead ends: 246 [2024-11-09 04:57:10,755 INFO L226 Difference]: Without dead ends: 245 [2024-11-09 04:57:10,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:10,755 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 194 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 462 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 462 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:10,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 33 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 462 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:10,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2024-11-09 04:57:10,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 169. [2024-11-09 04:57:10,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 167 states have (on average 1.8922155688622755) internal successors, (316), 168 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:10,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 316 transitions. [2024-11-09 04:57:10,763 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 316 transitions. Word has length 29 [2024-11-09 04:57:10,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:10,763 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 316 transitions. [2024-11-09 04:57:10,763 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:10,763 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 316 transitions. [2024-11-09 04:57:10,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:10,764 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:10,764 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:10,764 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable355 [2024-11-09 04:57:10,764 INFO L396 AbstractCegarLoop]: === Iteration 357 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:10,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:10,764 INFO L85 PathProgramCache]: Analyzing trace with hash -2112553692, now seen corresponding path program 37 times [2024-11-09 04:57:10,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:10,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1202101676] [2024-11-09 04:57:10,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:10,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:10,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:11,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:11,516 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:11,516 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1202101676] [2024-11-09 04:57:11,516 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1202101676] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:11,516 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:11,516 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:57:11,516 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1546526453] [2024-11-09 04:57:11,516 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:11,517 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:57:11,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:11,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:57:11,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:57:11,517 INFO L87 Difference]: Start difference. First operand 169 states and 316 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:12,470 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:12,470 INFO L93 Difference]: Finished difference Result 245 states and 423 transitions. [2024-11-09 04:57:12,471 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:57:12,471 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:12,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:12,476 INFO L225 Difference]: With dead ends: 245 [2024-11-09 04:57:12,476 INFO L226 Difference]: Without dead ends: 223 [2024-11-09 04:57:12,477 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=163, Invalid=539, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:12,477 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 194 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 544 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:12,477 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 43 Invalid, 544 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:12,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-09 04:57:12,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 148. [2024-11-09 04:57:12,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 148 states, 146 states have (on average 1.9452054794520548) internal successors, (284), 147 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:12,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 284 transitions. [2024-11-09 04:57:12,485 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 284 transitions. Word has length 29 [2024-11-09 04:57:12,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:12,485 INFO L471 AbstractCegarLoop]: Abstraction has 148 states and 284 transitions. [2024-11-09 04:57:12,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:12,485 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 284 transitions. [2024-11-09 04:57:12,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:12,486 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:12,486 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:12,486 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable356 [2024-11-09 04:57:12,486 INFO L396 AbstractCegarLoop]: === Iteration 358 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:12,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:12,486 INFO L85 PathProgramCache]: Analyzing trace with hash -1343888245, now seen corresponding path program 47 times [2024-11-09 04:57:12,486 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:12,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315067488] [2024-11-09 04:57:12,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:12,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:12,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:13,298 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:13,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315067488] [2024-11-09 04:57:13,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315067488] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:13,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:13,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:57:13,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1776622586] [2024-11-09 04:57:13,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:13,298 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:57:13,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:13,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:57:13,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:57:13,299 INFO L87 Difference]: Start difference. First operand 148 states and 284 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:14,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:14,178 INFO L93 Difference]: Finished difference Result 243 states and 419 transitions. [2024-11-09 04:57:14,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:57:14,179 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:14,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:14,185 INFO L225 Difference]: With dead ends: 243 [2024-11-09 04:57:14,185 INFO L226 Difference]: Without dead ends: 242 [2024-11-09 04:57:14,186 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=140, Invalid=510, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:14,186 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 188 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 466 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:14,186 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 39 Invalid, 466 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:14,187 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2024-11-09 04:57:14,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 171. [2024-11-09 04:57:14,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 169 states have (on average 1.8698224852071006) internal successors, (316), 170 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:14,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 316 transitions. [2024-11-09 04:57:14,195 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 316 transitions. Word has length 29 [2024-11-09 04:57:14,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:14,195 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 316 transitions. [2024-11-09 04:57:14,196 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:14,196 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 316 transitions. [2024-11-09 04:57:14,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:14,196 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:14,196 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:14,196 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable357 [2024-11-09 04:57:14,196 INFO L396 AbstractCegarLoop]: === Iteration 359 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:14,197 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:14,197 INFO L85 PathProgramCache]: Analyzing trace with hash -1343888244, now seen corresponding path program 38 times [2024-11-09 04:57:14,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:14,197 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [227429490] [2024-11-09 04:57:14,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:14,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:14,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:14,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:14,985 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:14,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [227429490] [2024-11-09 04:57:14,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [227429490] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:14,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:14,985 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:57:14,985 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175258318] [2024-11-09 04:57:14,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:14,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:57:14,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:14,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:57:14,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:57:14,986 INFO L87 Difference]: Start difference. First operand 171 states and 316 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:15,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:15,801 INFO L93 Difference]: Finished difference Result 242 states and 418 transitions. [2024-11-09 04:57:15,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:57:15,802 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:15,802 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:15,807 INFO L225 Difference]: With dead ends: 242 [2024-11-09 04:57:15,807 INFO L226 Difference]: Without dead ends: 210 [2024-11-09 04:57:15,808 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=150, Invalid=500, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:15,808 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 181 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 460 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 181 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:15,808 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [181 Valid, 39 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 460 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:15,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-09 04:57:15,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 140. [2024-11-09 04:57:15,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 138 states have (on average 1.9275362318840579) internal successors, (266), 139 states have internal predecessors, (266), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:15,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 266 transitions. [2024-11-09 04:57:15,815 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 266 transitions. Word has length 29 [2024-11-09 04:57:15,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:15,816 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 266 transitions. [2024-11-09 04:57:15,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:15,816 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 266 transitions. [2024-11-09 04:57:15,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:15,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:15,816 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:15,816 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable358 [2024-11-09 04:57:15,816 INFO L396 AbstractCegarLoop]: === Iteration 360 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:15,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:15,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1809957303, now seen corresponding path program 48 times [2024-11-09 04:57:15,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:15,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234987075] [2024-11-09 04:57:15,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:15,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:16,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:16,970 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:16,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234987075] [2024-11-09 04:57:16,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234987075] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:16,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:16,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:16,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512518140] [2024-11-09 04:57:16,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:16,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:16,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:16,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:16,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:16,972 INFO L87 Difference]: Start difference. First operand 140 states and 266 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:17,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:17,994 INFO L93 Difference]: Finished difference Result 180 states and 322 transitions. [2024-11-09 04:57:17,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:57:17,994 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:17,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:17,999 INFO L225 Difference]: With dead ends: 180 [2024-11-09 04:57:17,999 INFO L226 Difference]: Without dead ends: 179 [2024-11-09 04:57:18,000 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=119, Invalid=583, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:18,000 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 62 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 522 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 62 SdHoareTripleChecker+Valid, 39 SdHoareTripleChecker+Invalid, 543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 522 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:18,000 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [62 Valid, 39 Invalid, 543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 522 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:57:18,000 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 179 states. [2024-11-09 04:57:18,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 179 to 167. [2024-11-09 04:57:18,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 165 states have (on average 1.8303030303030303) internal successors, (302), 166 states have internal predecessors, (302), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:18,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 302 transitions. [2024-11-09 04:57:18,007 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 302 transitions. Word has length 29 [2024-11-09 04:57:18,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:18,007 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 302 transitions. [2024-11-09 04:57:18,007 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:18,007 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 302 transitions. [2024-11-09 04:57:18,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:18,008 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:18,008 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:18,008 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable359 [2024-11-09 04:57:18,008 INFO L396 AbstractCegarLoop]: === Iteration 361 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:18,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:18,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1809957304, now seen corresponding path program 39 times [2024-11-09 04:57:18,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:18,008 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200934155] [2024-11-09 04:57:18,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:18,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:18,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:18,906 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:18,906 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200934155] [2024-11-09 04:57:18,907 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200934155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:18,907 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:18,907 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:18,907 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627295827] [2024-11-09 04:57:18,907 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:18,907 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:18,907 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:18,907 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:18,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:18,908 INFO L87 Difference]: Start difference. First operand 167 states and 302 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:19,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:19,864 INFO L93 Difference]: Finished difference Result 201 states and 352 transitions. [2024-11-09 04:57:19,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:57:19,865 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:19,865 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:19,870 INFO L225 Difference]: With dead ends: 201 [2024-11-09 04:57:19,870 INFO L226 Difference]: Without dead ends: 169 [2024-11-09 04:57:19,870 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=153, Invalid=603, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:57:19,871 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 79 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:19,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [79 Valid, 49 Invalid, 626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:57:19,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2024-11-09 04:57:19,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 158. [2024-11-09 04:57:19,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 156 states have (on average 1.8269230769230769) internal successors, (285), 157 states have internal predecessors, (285), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:19,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 285 transitions. [2024-11-09 04:57:19,878 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 285 transitions. Word has length 29 [2024-11-09 04:57:19,878 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:19,878 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 285 transitions. [2024-11-09 04:57:19,878 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:19,878 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 285 transitions. [2024-11-09 04:57:19,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:19,878 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:19,878 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:19,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable360 [2024-11-09 04:57:19,879 INFO L396 AbstractCegarLoop]: === Iteration 362 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:19,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:19,879 INFO L85 PathProgramCache]: Analyzing trace with hash 568257289, now seen corresponding path program 49 times [2024-11-09 04:57:19,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:19,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1953413069] [2024-11-09 04:57:19,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:19,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:19,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:20,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:20,938 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:20,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1953413069] [2024-11-09 04:57:20,939 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1953413069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:20,939 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:20,939 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:20,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201640114] [2024-11-09 04:57:20,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:20,939 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:20,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:20,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:20,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:20,940 INFO L87 Difference]: Start difference. First operand 158 states and 285 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:21,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:21,920 INFO L93 Difference]: Finished difference Result 169 states and 303 transitions. [2024-11-09 04:57:21,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:57:21,920 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:21,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:21,925 INFO L225 Difference]: With dead ends: 169 [2024-11-09 04:57:21,926 INFO L226 Difference]: Without dead ends: 122 [2024-11-09 04:57:21,926 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:21,926 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 51 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 588 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:21,926 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 45 Invalid, 588 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:57:21,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-09 04:57:21,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 112. [2024-11-09 04:57:21,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 110 states have (on average 1.9272727272727272) internal successors, (212), 111 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:21,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 212 transitions. [2024-11-09 04:57:21,933 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 212 transitions. Word has length 29 [2024-11-09 04:57:21,933 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:21,934 INFO L471 AbstractCegarLoop]: Abstraction has 112 states and 212 transitions. [2024-11-09 04:57:21,934 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:21,934 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 212 transitions. [2024-11-09 04:57:21,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:21,934 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:21,934 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:21,934 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable361 [2024-11-09 04:57:21,934 INFO L396 AbstractCegarLoop]: === Iteration 363 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:21,935 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:21,935 INFO L85 PathProgramCache]: Analyzing trace with hash -197283821, now seen corresponding path program 50 times [2024-11-09 04:57:21,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:21,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1107498646] [2024-11-09 04:57:21,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:21,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:23,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:23,173 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:23,173 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1107498646] [2024-11-09 04:57:23,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1107498646] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:23,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:23,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:23,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934332798] [2024-11-09 04:57:23,174 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:23,174 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:23,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:23,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:23,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:23,175 INFO L87 Difference]: Start difference. First operand 112 states and 212 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:24,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:24,020 INFO L93 Difference]: Finished difference Result 166 states and 286 transitions. [2024-11-09 04:57:24,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-09 04:57:24,020 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:24,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:24,026 INFO L225 Difference]: With dead ends: 166 [2024-11-09 04:57:24,026 INFO L226 Difference]: Without dead ends: 165 [2024-11-09 04:57:24,026 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=118, Invalid=584, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:24,026 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 94 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 94 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:24,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [94 Valid, 24 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:24,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2024-11-09 04:57:24,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 135. [2024-11-09 04:57:24,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 133 states have (on average 1.8345864661654134) internal successors, (244), 134 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:24,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 244 transitions. [2024-11-09 04:57:24,034 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 244 transitions. Word has length 29 [2024-11-09 04:57:24,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:24,034 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 244 transitions. [2024-11-09 04:57:24,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:24,034 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 244 transitions. [2024-11-09 04:57:24,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:24,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:24,034 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:24,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable362 [2024-11-09 04:57:24,035 INFO L396 AbstractCegarLoop]: === Iteration 364 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:24,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:24,035 INFO L85 PathProgramCache]: Analyzing trace with hash -197283820, now seen corresponding path program 40 times [2024-11-09 04:57:24,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:24,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1192530534] [2024-11-09 04:57:24,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:24,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:24,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:25,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:25,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:25,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1192530534] [2024-11-09 04:57:25,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1192530534] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:25,151 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:25,151 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:25,151 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620095562] [2024-11-09 04:57:25,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:25,152 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:25,152 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:25,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:25,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:25,152 INFO L87 Difference]: Start difference. First operand 135 states and 244 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:26,475 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:26,475 INFO L93 Difference]: Finished difference Result 244 states and 409 transitions. [2024-11-09 04:57:26,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-09 04:57:26,475 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:26,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:26,480 INFO L225 Difference]: With dead ends: 244 [2024-11-09 04:57:26,481 INFO L226 Difference]: Without dead ends: 217 [2024-11-09 04:57:26,481 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=194, Invalid=928, Unknown=0, NotChecked=0, Total=1122 [2024-11-09 04:57:26,481 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 131 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 691 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 721 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 691 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:26,481 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 43 Invalid, 721 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 691 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-09 04:57:26,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2024-11-09 04:57:26,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 137. [2024-11-09 04:57:26,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 135 states have (on average 1.837037037037037) internal successors, (248), 136 states have internal predecessors, (248), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:26,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 248 transitions. [2024-11-09 04:57:26,488 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 248 transitions. Word has length 29 [2024-11-09 04:57:26,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:26,489 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 248 transitions. [2024-11-09 04:57:26,489 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:26,489 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 248 transitions. [2024-11-09 04:57:26,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:26,489 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:26,489 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:26,489 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable363 [2024-11-09 04:57:26,490 INFO L396 AbstractCegarLoop]: === Iteration 365 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:26,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:26,490 INFO L85 PathProgramCache]: Analyzing trace with hash 497051099, now seen corresponding path program 51 times [2024-11-09 04:57:26,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:26,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875379232] [2024-11-09 04:57:26,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:26,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:26,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:27,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:27,217 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:27,217 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875379232] [2024-11-09 04:57:27,217 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875379232] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:27,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:27,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:57:27,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069703255] [2024-11-09 04:57:27,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:27,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:57:27,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:27,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:57:27,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:57:27,219 INFO L87 Difference]: Start difference. First operand 137 states and 248 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:28,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:28,136 INFO L93 Difference]: Finished difference Result 273 states and 449 transitions. [2024-11-09 04:57:28,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:57:28,136 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:28,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:28,141 INFO L225 Difference]: With dead ends: 273 [2024-11-09 04:57:28,141 INFO L226 Difference]: Without dead ends: 272 [2024-11-09 04:57:28,141 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=157, Invalid=545, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:28,142 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 218 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 584 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:28,142 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 33 Invalid, 595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 584 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:28,142 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2024-11-09 04:57:28,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 174. [2024-11-09 04:57:28,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 174 states, 172 states have (on average 1.802325581395349) internal successors, (310), 173 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:28,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 174 states and 310 transitions. [2024-11-09 04:57:28,149 INFO L78 Accepts]: Start accepts. Automaton has 174 states and 310 transitions. Word has length 29 [2024-11-09 04:57:28,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:28,149 INFO L471 AbstractCegarLoop]: Abstraction has 174 states and 310 transitions. [2024-11-09 04:57:28,149 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:28,149 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 310 transitions. [2024-11-09 04:57:28,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:28,149 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:28,149 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:28,150 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable364 [2024-11-09 04:57:28,150 INFO L396 AbstractCegarLoop]: === Iteration 366 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:28,150 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:28,150 INFO L85 PathProgramCache]: Analyzing trace with hash 497051100, now seen corresponding path program 41 times [2024-11-09 04:57:28,150 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:28,150 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368567345] [2024-11-09 04:57:28,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:28,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:28,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:28,874 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:28,874 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368567345] [2024-11-09 04:57:28,874 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368567345] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:28,874 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:28,874 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:57:28,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305232863] [2024-11-09 04:57:28,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:28,874 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:57:28,874 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:28,875 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:57:28,875 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:57:28,875 INFO L87 Difference]: Start difference. First operand 174 states and 310 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:29,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:29,795 INFO L93 Difference]: Finished difference Result 272 states and 448 transitions. [2024-11-09 04:57:29,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:57:29,796 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:29,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:29,801 INFO L225 Difference]: With dead ends: 272 [2024-11-09 04:57:29,801 INFO L226 Difference]: Without dead ends: 250 [2024-11-09 04:57:29,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=174, Invalid=582, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:57:29,801 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 220 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 490 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 220 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 506 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 490 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:29,801 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [220 Valid, 33 Invalid, 506 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 490 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:29,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2024-11-09 04:57:29,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 153. [2024-11-09 04:57:29,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 153 states, 151 states have (on average 1.8410596026490067) internal successors, (278), 152 states have internal predecessors, (278), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:29,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 153 states and 278 transitions. [2024-11-09 04:57:29,808 INFO L78 Accepts]: Start accepts. Automaton has 153 states and 278 transitions. Word has length 29 [2024-11-09 04:57:29,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:29,808 INFO L471 AbstractCegarLoop]: Abstraction has 153 states and 278 transitions. [2024-11-09 04:57:29,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:29,808 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 278 transitions. [2024-11-09 04:57:29,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:29,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:29,809 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:29,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable365 [2024-11-09 04:57:29,809 INFO L396 AbstractCegarLoop]: === Iteration 367 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:29,809 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:29,809 INFO L85 PathProgramCache]: Analyzing trace with hash 1265716547, now seen corresponding path program 52 times [2024-11-09 04:57:29,809 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:29,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [771130219] [2024-11-09 04:57:29,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:29,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:29,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:30,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:30,527 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:30,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [771130219] [2024-11-09 04:57:30,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [771130219] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:30,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:30,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:57:30,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308514923] [2024-11-09 04:57:30,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:30,528 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:57:30,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:30,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:57:30,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:57:30,529 INFO L87 Difference]: Start difference. First operand 153 states and 278 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:31,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:31,358 INFO L93 Difference]: Finished difference Result 270 states and 444 transitions. [2024-11-09 04:57:31,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:57:31,359 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:31,359 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:31,363 INFO L225 Difference]: With dead ends: 270 [2024-11-09 04:57:31,363 INFO L226 Difference]: Without dead ends: 269 [2024-11-09 04:57:31,364 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=151, Invalid=551, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:31,364 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 213 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 481 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:31,364 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 33 Invalid, 481 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:31,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2024-11-09 04:57:31,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 176. [2024-11-09 04:57:31,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 176 states, 174 states have (on average 1.7816091954022988) internal successors, (310), 175 states have internal predecessors, (310), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:31,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 176 states and 310 transitions. [2024-11-09 04:57:31,371 INFO L78 Accepts]: Start accepts. Automaton has 176 states and 310 transitions. Word has length 29 [2024-11-09 04:57:31,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:31,372 INFO L471 AbstractCegarLoop]: Abstraction has 176 states and 310 transitions. [2024-11-09 04:57:31,372 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:31,372 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 310 transitions. [2024-11-09 04:57:31,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:31,372 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:31,372 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:31,372 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable366 [2024-11-09 04:57:31,372 INFO L396 AbstractCegarLoop]: === Iteration 368 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:31,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:31,373 INFO L85 PathProgramCache]: Analyzing trace with hash 1265716548, now seen corresponding path program 42 times [2024-11-09 04:57:31,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:31,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [300682536] [2024-11-09 04:57:31,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:31,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:31,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:32,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:32,109 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:32,109 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [300682536] [2024-11-09 04:57:32,109 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [300682536] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:32,109 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:32,109 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-09 04:57:32,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611551921] [2024-11-09 04:57:32,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:32,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-09 04:57:32,110 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:32,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-09 04:57:32,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-09 04:57:32,110 INFO L87 Difference]: Start difference. First operand 176 states and 310 transitions. Second operand has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:33,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:33,024 INFO L93 Difference]: Finished difference Result 269 states and 443 transitions. [2024-11-09 04:57:33,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:57:33,025 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:33,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:33,030 INFO L225 Difference]: With dead ends: 269 [2024-11-09 04:57:33,030 INFO L226 Difference]: Without dead ends: 237 [2024-11-09 04:57:33,030 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=161, Invalid=541, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:33,030 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 203 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:33,030 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 32 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:33,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237 states. [2024-11-09 04:57:33,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237 to 145. [2024-11-09 04:57:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 145 states, 143 states have (on average 1.8181818181818181) internal successors, (260), 144 states have internal predecessors, (260), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:33,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 260 transitions. [2024-11-09 04:57:33,038 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 260 transitions. Word has length 29 [2024-11-09 04:57:33,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:33,038 INFO L471 AbstractCegarLoop]: Abstraction has 145 states and 260 transitions. [2024-11-09 04:57:33,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.230769230769231) internal successors, (29), 14 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:33,038 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 260 transitions. [2024-11-09 04:57:33,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:33,038 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:33,039 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:33,039 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable367 [2024-11-09 04:57:33,039 INFO L396 AbstractCegarLoop]: === Iteration 369 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:33,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:33,039 INFO L85 PathProgramCache]: Analyzing trace with hash 124594799, now seen corresponding path program 53 times [2024-11-09 04:57:33,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:33,039 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908398184] [2024-11-09 04:57:33,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:33,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:33,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:34,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:34,164 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:34,164 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908398184] [2024-11-09 04:57:34,164 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908398184] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:34,164 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:34,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:34,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048104666] [2024-11-09 04:57:34,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:34,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:34,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:34,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:34,165 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:34,165 INFO L87 Difference]: Start difference. First operand 145 states and 260 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:34,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:34,995 INFO L93 Difference]: Finished difference Result 197 states and 333 transitions. [2024-11-09 04:57:34,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-09 04:57:34,995 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:34,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:35,000 INFO L225 Difference]: With dead ends: 197 [2024-11-09 04:57:35,000 INFO L226 Difference]: Without dead ends: 173 [2024-11-09 04:57:35,001 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=110, Invalid=540, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:35,001 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 63 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 63 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 540 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:35,001 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [63 Valid, 32 Invalid, 540 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:35,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 173 states. [2024-11-09 04:57:35,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 173 to 167. [2024-11-09 04:57:35,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 167 states, 165 states have (on average 1.7575757575757576) internal successors, (290), 166 states have internal predecessors, (290), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:35,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 167 states and 290 transitions. [2024-11-09 04:57:35,008 INFO L78 Accepts]: Start accepts. Automaton has 167 states and 290 transitions. Word has length 29 [2024-11-09 04:57:35,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:35,009 INFO L471 AbstractCegarLoop]: Abstraction has 167 states and 290 transitions. [2024-11-09 04:57:35,009 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 290 transitions. [2024-11-09 04:57:35,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:35,009 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:35,009 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:35,009 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable368 [2024-11-09 04:57:35,010 INFO L396 AbstractCegarLoop]: === Iteration 370 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:35,010 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:35,010 INFO L85 PathProgramCache]: Analyzing trace with hash 124594800, now seen corresponding path program 43 times [2024-11-09 04:57:35,010 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:35,010 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871406685] [2024-11-09 04:57:35,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:35,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:36,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:36,189 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:36,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871406685] [2024-11-09 04:57:36,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871406685] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:36,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:36,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:36,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033343159] [2024-11-09 04:57:36,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:36,190 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:36,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:36,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:36,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:36,191 INFO L87 Difference]: Start difference. First operand 167 states and 290 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:37,245 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:37,245 INFO L93 Difference]: Finished difference Result 223 states and 380 transitions. [2024-11-09 04:57:37,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:57:37,246 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:37,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:37,251 INFO L225 Difference]: With dead ends: 223 [2024-11-09 04:57:37,251 INFO L226 Difference]: Without dead ends: 180 [2024-11-09 04:57:37,252 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=160, Invalid=710, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:57:37,252 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 86 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 645 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:37,252 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [86 Valid, 41 Invalid, 682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 645 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:57:37,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2024-11-09 04:57:37,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 125. [2024-11-09 04:57:37,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 123 states have (on average 1.8211382113821137) internal successors, (224), 124 states have internal predecessors, (224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:37,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 224 transitions. [2024-11-09 04:57:37,260 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 224 transitions. Word has length 29 [2024-11-09 04:57:37,260 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:37,260 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 224 transitions. [2024-11-09 04:57:37,260 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:37,260 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 224 transitions. [2024-11-09 04:57:37,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:37,260 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:37,261 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:37,261 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable369 [2024-11-09 04:57:37,261 INFO L396 AbstractCegarLoop]: === Iteration 371 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:37,261 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:37,261 INFO L85 PathProgramCache]: Analyzing trace with hash 140624603, now seen corresponding path program 54 times [2024-11-09 04:57:37,261 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:37,261 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1768481618] [2024-11-09 04:57:37,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:37,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:37,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:37,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:37,989 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:37,989 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1768481618] [2024-11-09 04:57:37,989 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1768481618] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:37,989 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:37,989 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:37,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188622422] [2024-11-09 04:57:37,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:37,989 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:37,989 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:37,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:37,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:37,990 INFO L87 Difference]: Start difference. First operand 125 states and 224 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:38,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:38,878 INFO L93 Difference]: Finished difference Result 220 states and 365 transitions. [2024-11-09 04:57:38,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:57:38,879 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:38,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:38,884 INFO L225 Difference]: With dead ends: 220 [2024-11-09 04:57:38,884 INFO L226 Difference]: Without dead ends: 188 [2024-11-09 04:57:38,885 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=167, Invalid=535, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:38,885 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 204 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 204 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:38,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [204 Valid, 35 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:38,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-09 04:57:38,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 133. [2024-11-09 04:57:38,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 131 states have (on average 1.816793893129771) internal successors, (238), 132 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:38,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 238 transitions. [2024-11-09 04:57:38,896 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 238 transitions. Word has length 29 [2024-11-09 04:57:38,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:38,896 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 238 transitions. [2024-11-09 04:57:38,896 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:38,897 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 238 transitions. [2024-11-09 04:57:38,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:38,897 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:38,897 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:38,897 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable370 [2024-11-09 04:57:38,898 INFO L396 AbstractCegarLoop]: === Iteration 372 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:38,898 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:38,898 INFO L85 PathProgramCache]: Analyzing trace with hash -1666526181, now seen corresponding path program 55 times [2024-11-09 04:57:38,898 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:38,898 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1732175462] [2024-11-09 04:57:38,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:38,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:38,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:39,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:39,821 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:39,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1732175462] [2024-11-09 04:57:39,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1732175462] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:39,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:39,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:39,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [528071908] [2024-11-09 04:57:39,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:39,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:39,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:39,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:39,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:39,822 INFO L87 Difference]: Start difference. First operand 133 states and 238 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:40,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:40,677 INFO L93 Difference]: Finished difference Result 206 states and 341 transitions. [2024-11-09 04:57:40,677 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:57:40,677 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:40,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:40,682 INFO L225 Difference]: With dead ends: 206 [2024-11-09 04:57:40,682 INFO L226 Difference]: Without dead ends: 205 [2024-11-09 04:57:40,683 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=129, Invalid=521, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:40,683 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 146 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 586 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 595 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 586 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:40,683 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 46 Invalid, 595 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 586 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:40,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-09 04:57:40,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 166. [2024-11-09 04:57:40,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 164 states have (on average 1.75) internal successors, (287), 165 states have internal predecessors, (287), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:40,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 287 transitions. [2024-11-09 04:57:40,690 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 287 transitions. Word has length 29 [2024-11-09 04:57:40,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:40,690 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 287 transitions. [2024-11-09 04:57:40,690 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:40,690 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 287 transitions. [2024-11-09 04:57:40,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:40,691 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:40,691 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:40,691 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable371 [2024-11-09 04:57:40,691 INFO L396 AbstractCegarLoop]: === Iteration 373 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:40,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:40,691 INFO L85 PathProgramCache]: Analyzing trace with hash -1666526180, now seen corresponding path program 44 times [2024-11-09 04:57:40,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:40,692 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268145047] [2024-11-09 04:57:40,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:40,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:40,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:41,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:41,534 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:41,534 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268145047] [2024-11-09 04:57:41,534 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268145047] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:41,535 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:41,535 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:41,535 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280163808] [2024-11-09 04:57:41,535 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:41,535 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:41,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:41,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:41,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:41,535 INFO L87 Difference]: Start difference. First operand 166 states and 287 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:42,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:42,328 INFO L93 Difference]: Finished difference Result 205 states and 340 transitions. [2024-11-09 04:57:42,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:57:42,329 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:42,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:42,334 INFO L225 Difference]: With dead ends: 205 [2024-11-09 04:57:42,334 INFO L226 Difference]: Without dead ends: 170 [2024-11-09 04:57:42,334 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=160, Invalid=542, Unknown=0, NotChecked=0, Total=702 [2024-11-09 04:57:42,334 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 148 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:42,335 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 37 Invalid, 485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:42,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2024-11-09 04:57:42,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 132. [2024-11-09 04:57:42,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 132 states, 130 states have (on average 1.8076923076923077) internal successors, (235), 131 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:42,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 235 transitions. [2024-11-09 04:57:42,342 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 235 transitions. Word has length 29 [2024-11-09 04:57:42,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:42,342 INFO L471 AbstractCegarLoop]: Abstraction has 132 states and 235 transitions. [2024-11-09 04:57:42,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:42,342 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 235 transitions. [2024-11-09 04:57:42,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:42,342 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:42,343 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:42,343 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable372 [2024-11-09 04:57:42,343 INFO L396 AbstractCegarLoop]: === Iteration 374 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:42,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:42,343 INFO L85 PathProgramCache]: Analyzing trace with hash -1023730121, now seen corresponding path program 56 times [2024-11-09 04:57:42,343 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:42,343 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [636545134] [2024-11-09 04:57:42,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:42,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:42,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:43,406 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:43,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [636545134] [2024-11-09 04:57:43,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [636545134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:43,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:43,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:43,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1204443631] [2024-11-09 04:57:43,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:43,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:43,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:43,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:43,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:43,407 INFO L87 Difference]: Start difference. First operand 132 states and 235 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:44,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:44,258 INFO L93 Difference]: Finished difference Result 189 states and 314 transitions. [2024-11-09 04:57:44,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:57:44,258 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:44,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:44,264 INFO L225 Difference]: With dead ends: 189 [2024-11-09 04:57:44,265 INFO L226 Difference]: Without dead ends: 188 [2024-11-09 04:57:44,265 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=135, Invalid=515, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:44,265 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 165 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 566 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 573 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 566 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:44,265 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 41 Invalid, 573 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 566 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:44,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2024-11-09 04:57:44,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 163. [2024-11-09 04:57:44,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 161 states have (on average 1.7453416149068324) internal successors, (281), 162 states have internal predecessors, (281), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:44,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 281 transitions. [2024-11-09 04:57:44,273 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 281 transitions. Word has length 29 [2024-11-09 04:57:44,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:44,274 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 281 transitions. [2024-11-09 04:57:44,274 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:44,274 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2024-11-09 04:57:44,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:44,274 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:44,274 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:44,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable373 [2024-11-09 04:57:44,274 INFO L396 AbstractCegarLoop]: === Iteration 375 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:44,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:44,275 INFO L85 PathProgramCache]: Analyzing trace with hash -1023730120, now seen corresponding path program 45 times [2024-11-09 04:57:44,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:44,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2095431993] [2024-11-09 04:57:44,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:44,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:44,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:45,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:45,209 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:45,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2095431993] [2024-11-09 04:57:45,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2095431993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:45,209 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:45,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:45,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [123185658] [2024-11-09 04:57:45,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:45,209 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:45,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:45,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:45,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:45,210 INFO L87 Difference]: Start difference. First operand 163 states and 281 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:45,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:45,954 INFO L93 Difference]: Finished difference Result 188 states and 313 transitions. [2024-11-09 04:57:45,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:57:45,954 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:45,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:45,959 INFO L225 Difference]: With dead ends: 188 [2024-11-09 04:57:45,959 INFO L226 Difference]: Without dead ends: 150 [2024-11-09 04:57:45,960 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=148, Invalid=502, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:45,960 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 162 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 415 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 424 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:45,960 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 30 Invalid, 424 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 415 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:45,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2024-11-09 04:57:45,961 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 126. [2024-11-09 04:57:45,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 126 states, 124 states have (on average 1.782258064516129) internal successors, (221), 125 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:45,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 221 transitions. [2024-11-09 04:57:45,967 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 221 transitions. Word has length 29 [2024-11-09 04:57:45,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:45,967 INFO L471 AbstractCegarLoop]: Abstraction has 126 states and 221 transitions. [2024-11-09 04:57:45,967 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:45,967 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 221 transitions. [2024-11-09 04:57:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:45,968 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:45,968 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:45,968 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable374 [2024-11-09 04:57:45,968 INFO L396 AbstractCegarLoop]: === Iteration 376 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:45,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:45,968 INFO L85 PathProgramCache]: Analyzing trace with hash 1666177135, now seen corresponding path program 57 times [2024-11-09 04:57:45,968 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:45,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [947345305] [2024-11-09 04:57:45,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:45,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:45,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:46,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:46,996 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:46,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [947345305] [2024-11-09 04:57:46,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [947345305] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:46,996 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:46,996 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:46,996 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831988796] [2024-11-09 04:57:46,996 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:46,996 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:46,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:46,997 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:46,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:46,997 INFO L87 Difference]: Start difference. First operand 126 states and 221 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:47,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:47,674 INFO L93 Difference]: Finished difference Result 150 states and 253 transitions. [2024-11-09 04:57:47,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:57:47,675 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:47,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:47,680 INFO L225 Difference]: With dead ends: 150 [2024-11-09 04:57:47,680 INFO L226 Difference]: Without dead ends: 126 [2024-11-09 04:57:47,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=91, Invalid=461, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:57:47,680 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 58 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 507 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:47,680 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 34 Invalid, 507 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 493 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:47,681 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2024-11-09 04:57:47,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 125. [2024-11-09 04:57:47,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 123 states have (on average 1.7804878048780488) internal successors, (219), 124 states have internal predecessors, (219), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:47,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 219 transitions. [2024-11-09 04:57:47,687 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 219 transitions. Word has length 29 [2024-11-09 04:57:47,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:47,687 INFO L471 AbstractCegarLoop]: Abstraction has 125 states and 219 transitions. [2024-11-09 04:57:47,687 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:47,687 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 219 transitions. [2024-11-09 04:57:47,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:47,687 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:47,687 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:47,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable375 [2024-11-09 04:57:47,688 INFO L396 AbstractCegarLoop]: === Iteration 377 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:47,688 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:47,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1666177136, now seen corresponding path program 46 times [2024-11-09 04:57:47,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:47,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289434816] [2024-11-09 04:57:47,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:47,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:48,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:48,710 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:48,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289434816] [2024-11-09 04:57:48,710 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289434816] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:48,711 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:48,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:57:48,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220613528] [2024-11-09 04:57:48,711 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:48,711 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:57:48,711 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:48,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:57:48,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:57:48,712 INFO L87 Difference]: Start difference. First operand 125 states and 219 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:49,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:49,411 INFO L93 Difference]: Finished difference Result 152 states and 261 transitions. [2024-11-09 04:57:49,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:57:49,412 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:49,412 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:49,417 INFO L225 Difference]: With dead ends: 152 [2024-11-09 04:57:49,417 INFO L226 Difference]: Without dead ends: 120 [2024-11-09 04:57:49,417 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=110, Invalid=490, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:57:49,417 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 70 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 446 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 471 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 446 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:49,417 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 32 Invalid, 471 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 446 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:49,418 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2024-11-09 04:57:49,418 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 94. [2024-11-09 04:57:49,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 92 states have (on average 1.9130434782608696) internal successors, (176), 93 states have internal predecessors, (176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:49,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 176 transitions. [2024-11-09 04:57:49,424 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 176 transitions. Word has length 29 [2024-11-09 04:57:49,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:49,424 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 176 transitions. [2024-11-09 04:57:49,424 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:49,424 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 176 transitions. [2024-11-09 04:57:49,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:49,425 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:49,425 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:49,425 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable376 [2024-11-09 04:57:49,425 INFO L396 AbstractCegarLoop]: === Iteration 378 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:49,425 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:49,425 INFO L85 PathProgramCache]: Analyzing trace with hash 1593714403, now seen corresponding path program 58 times [2024-11-09 04:57:49,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:49,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729107731] [2024-11-09 04:57:49,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:49,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:50,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:50,186 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:50,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729107731] [2024-11-09 04:57:50,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729107731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:50,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:50,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:50,187 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139968324] [2024-11-09 04:57:50,187 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:50,187 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:50,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:50,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:50,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:50,188 INFO L87 Difference]: Start difference. First operand 94 states and 176 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:50,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:50,926 INFO L93 Difference]: Finished difference Result 191 states and 325 transitions. [2024-11-09 04:57:50,926 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:57:50,926 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:50,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:50,931 INFO L225 Difference]: With dead ends: 191 [2024-11-09 04:57:50,931 INFO L226 Difference]: Without dead ends: 164 [2024-11-09 04:57:50,932 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=146, Invalid=454, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:57:50,932 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 201 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 201 SdHoareTripleChecker+Valid, 18 SdHoareTripleChecker+Invalid, 395 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:50,932 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [201 Valid, 18 Invalid, 395 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:50,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2024-11-09 04:57:50,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 101. [2024-11-09 04:57:50,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 101 states, 99 states have (on average 1.9292929292929293) internal successors, (191), 100 states have internal predecessors, (191), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:50,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 191 transitions. [2024-11-09 04:57:50,939 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 191 transitions. Word has length 29 [2024-11-09 04:57:50,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:50,939 INFO L471 AbstractCegarLoop]: Abstraction has 101 states and 191 transitions. [2024-11-09 04:57:50,939 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:50,939 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 191 transitions. [2024-11-09 04:57:50,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:50,939 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:50,940 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:50,940 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable377 [2024-11-09 04:57:50,940 INFO L396 AbstractCegarLoop]: === Iteration 379 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:50,940 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:50,940 INFO L85 PathProgramCache]: Analyzing trace with hash 265016983, now seen corresponding path program 59 times [2024-11-09 04:57:50,940 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:50,940 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [237041679] [2024-11-09 04:57:50,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:50,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:50,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:51,336 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:51,336 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:51,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [237041679] [2024-11-09 04:57:51,336 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [237041679] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:51,336 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:51,336 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-09 04:57:51,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138097730] [2024-11-09 04:57:51,336 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:51,337 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-09 04:57:51,337 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:51,337 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-09 04:57:51,337 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-09 04:57:51,337 INFO L87 Difference]: Start difference. First operand 101 states and 191 transitions. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:51,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:51,499 INFO L93 Difference]: Finished difference Result 154 states and 274 transitions. [2024-11-09 04:57:51,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 04:57:51,499 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:51,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:51,505 INFO L225 Difference]: With dead ends: 154 [2024-11-09 04:57:51,505 INFO L226 Difference]: Without dead ends: 119 [2024-11-09 04:57:51,505 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2024-11-09 04:57:51,506 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 88 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 88 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:51,506 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [88 Valid, 6 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 04:57:51,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2024-11-09 04:57:51,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 94. [2024-11-09 04:57:51,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 92 states have (on average 1.8695652173913044) internal successors, (172), 93 states have internal predecessors, (172), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:51,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 172 transitions. [2024-11-09 04:57:51,513 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 172 transitions. Word has length 29 [2024-11-09 04:57:51,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:51,513 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 172 transitions. [2024-11-09 04:57:51,514 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:51,514 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 172 transitions. [2024-11-09 04:57:51,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:51,514 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:51,514 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:51,514 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable378 [2024-11-09 04:57:51,514 INFO L396 AbstractCegarLoop]: === Iteration 380 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:51,514 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:51,515 INFO L85 PathProgramCache]: Analyzing trace with hash 1406614947, now seen corresponding path program 60 times [2024-11-09 04:57:51,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:51,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1212671923] [2024-11-09 04:57:51,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:51,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:52,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:52,064 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:52,065 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1212671923] [2024-11-09 04:57:52,065 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1212671923] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:52,065 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:52,065 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-09 04:57:52,065 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1967216341] [2024-11-09 04:57:52,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:52,065 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 04:57:52,065 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:52,065 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 04:57:52,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-09 04:57:52,066 INFO L87 Difference]: Start difference. First operand 94 states and 172 transitions. Second operand has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:52,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:52,530 INFO L93 Difference]: Finished difference Result 159 states and 267 transitions. [2024-11-09 04:57:52,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-09 04:57:52,530 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:52,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:52,538 INFO L225 Difference]: With dead ends: 159 [2024-11-09 04:57:52,538 INFO L226 Difference]: Without dead ends: 158 [2024-11-09 04:57:52,538 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=96, Invalid=284, Unknown=0, NotChecked=0, Total=380 [2024-11-09 04:57:52,539 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 115 mSDsluCounter, 17 mSDsCounter, 0 mSdLazyCounter, 316 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 321 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:52,539 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 20 Invalid, 321 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 316 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 04:57:52,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2024-11-09 04:57:52,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 137. [2024-11-09 04:57:52,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 135 states have (on average 1.762962962962963) internal successors, (238), 136 states have internal predecessors, (238), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:52,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 238 transitions. [2024-11-09 04:57:52,548 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 238 transitions. Word has length 29 [2024-11-09 04:57:52,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:52,548 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 238 transitions. [2024-11-09 04:57:52,548 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:52,548 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 238 transitions. [2024-11-09 04:57:52,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:52,548 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:52,548 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:52,549 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable379 [2024-11-09 04:57:52,549 INFO L396 AbstractCegarLoop]: === Iteration 381 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:52,549 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:52,549 INFO L85 PathProgramCache]: Analyzing trace with hash 1406614948, now seen corresponding path program 47 times [2024-11-09 04:57:52,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:52,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776091190] [2024-11-09 04:57:52,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:52,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:52,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:53,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:53,498 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:53,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776091190] [2024-11-09 04:57:53,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776091190] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:53,498 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:53,498 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:53,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396184882] [2024-11-09 04:57:53,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:53,499 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:53,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:53,499 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:53,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:53,499 INFO L87 Difference]: Start difference. First operand 137 states and 238 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:54,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:54,807 INFO L93 Difference]: Finished difference Result 306 states and 498 transitions. [2024-11-09 04:57:54,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-09 04:57:54,808 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:54,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:54,813 INFO L225 Difference]: With dead ends: 306 [2024-11-09 04:57:54,813 INFO L226 Difference]: Without dead ends: 274 [2024-11-09 04:57:54,813 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=259, Invalid=931, Unknown=0, NotChecked=0, Total=1190 [2024-11-09 04:57:54,813 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 175 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 499 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 519 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 499 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:54,813 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 38 Invalid, 519 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 499 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:57:54,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2024-11-09 04:57:54,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 184. [2024-11-09 04:57:54,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 184 states, 182 states have (on average 1.6923076923076923) internal successors, (308), 183 states have internal predecessors, (308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:54,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 184 states and 308 transitions. [2024-11-09 04:57:54,821 INFO L78 Accepts]: Start accepts. Automaton has 184 states and 308 transitions. Word has length 29 [2024-11-09 04:57:54,821 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:54,822 INFO L471 AbstractCegarLoop]: Abstraction has 184 states and 308 transitions. [2024-11-09 04:57:54,822 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:54,822 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 308 transitions. [2024-11-09 04:57:54,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:54,822 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:54,822 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:54,822 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable380 [2024-11-09 04:57:54,822 INFO L396 AbstractCegarLoop]: === Iteration 382 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:54,822 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:54,823 INFO L85 PathProgramCache]: Analyzing trace with hash -31024795, now seen corresponding path program 61 times [2024-11-09 04:57:54,823 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:54,823 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1657229775] [2024-11-09 04:57:54,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:54,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:55,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:55,714 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:55,714 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1657229775] [2024-11-09 04:57:55,714 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1657229775] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:55,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:55,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:55,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1511277468] [2024-11-09 04:57:55,715 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:55,715 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:55,715 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:55,715 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:55,716 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:55,716 INFO L87 Difference]: Start difference. First operand 184 states and 308 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:56,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:56,413 INFO L93 Difference]: Finished difference Result 254 states and 411 transitions. [2024-11-09 04:57:56,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:57:56,413 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:56,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:56,418 INFO L225 Difference]: With dead ends: 254 [2024-11-09 04:57:56,419 INFO L226 Difference]: Without dead ends: 253 [2024-11-09 04:57:56,419 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=126, Invalid=524, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:57:56,419 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 126 mSDsluCounter, 23 mSDsCounter, 0 mSdLazyCounter, 356 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 26 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 356 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:56,419 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 26 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 356 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:56,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2024-11-09 04:57:56,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 189. [2024-11-09 04:57:56,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 187 states have (on average 1.695187165775401) internal successors, (317), 188 states have internal predecessors, (317), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:56,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 317 transitions. [2024-11-09 04:57:56,428 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 317 transitions. Word has length 29 [2024-11-09 04:57:56,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:56,428 INFO L471 AbstractCegarLoop]: Abstraction has 189 states and 317 transitions. [2024-11-09 04:57:56,428 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:56,428 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 317 transitions. [2024-11-09 04:57:56,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:56,429 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:56,429 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:56,429 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable381 [2024-11-09 04:57:56,429 INFO L396 AbstractCegarLoop]: === Iteration 383 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:56,429 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:56,430 INFO L85 PathProgramCache]: Analyzing trace with hash -31024794, now seen corresponding path program 48 times [2024-11-09 04:57:56,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:56,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429022746] [2024-11-09 04:57:56,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:56,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:56,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:57,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:57,274 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:57,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429022746] [2024-11-09 04:57:57,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [429022746] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:57,274 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:57,274 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:57,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363653952] [2024-11-09 04:57:57,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:57,275 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:57,275 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:57,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:57,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:57,275 INFO L87 Difference]: Start difference. First operand 189 states and 317 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:58,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:58,266 INFO L93 Difference]: Finished difference Result 273 states and 437 transitions. [2024-11-09 04:57:58,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-09 04:57:58,266 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:58,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:58,271 INFO L225 Difference]: With dead ends: 273 [2024-11-09 04:57:58,271 INFO L226 Difference]: Without dead ends: 236 [2024-11-09 04:57:58,272 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 130 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=205, Invalid=725, Unknown=0, NotChecked=0, Total=930 [2024-11-09 04:57:58,272 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 159 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 379 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 379 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:58,272 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 30 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 379 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:58,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 236 states. [2024-11-09 04:57:58,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 236 to 171. [2024-11-09 04:57:58,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 169 states have (on average 1.6923076923076923) internal successors, (286), 170 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:58,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 286 transitions. [2024-11-09 04:57:58,279 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 286 transitions. Word has length 29 [2024-11-09 04:57:58,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:58,280 INFO L471 AbstractCegarLoop]: Abstraction has 171 states and 286 transitions. [2024-11-09 04:57:58,280 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:58,280 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 286 transitions. [2024-11-09 04:57:58,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:58,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:58,280 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:58,280 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable382 [2024-11-09 04:57:58,281 INFO L396 AbstractCegarLoop]: === Iteration 384 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:58,281 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:58,281 INFO L85 PathProgramCache]: Analyzing trace with hash -406095085, now seen corresponding path program 62 times [2024-11-09 04:57:58,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:58,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [488403849] [2024-11-09 04:57:58,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:58,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:58,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:57:59,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:57:59,102 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:57:59,102 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [488403849] [2024-11-09 04:57:59,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [488403849] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:57:59,102 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:57:59,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:57:59,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288664477] [2024-11-09 04:57:59,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:57:59,102 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:57:59,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:57:59,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:57:59,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:57:59,103 INFO L87 Difference]: Start difference. First operand 171 states and 286 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:59,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:57:59,798 INFO L93 Difference]: Finished difference Result 199 states and 327 transitions. [2024-11-09 04:57:59,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:57:59,800 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:57:59,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:57:59,806 INFO L225 Difference]: With dead ends: 199 [2024-11-09 04:57:59,806 INFO L226 Difference]: Without dead ends: 161 [2024-11-09 04:57:59,806 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=109, Invalid=443, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:57:59,807 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 91 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 484 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 484 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:57:59,807 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 41 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 484 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:57:59,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-09 04:57:59,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 134. [2024-11-09 04:57:59,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 134 states, 132 states have (on average 1.7348484848484849) internal successors, (229), 133 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:59,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 229 transitions. [2024-11-09 04:57:59,816 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 229 transitions. Word has length 29 [2024-11-09 04:57:59,816 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:57:59,816 INFO L471 AbstractCegarLoop]: Abstraction has 134 states and 229 transitions. [2024-11-09 04:57:59,816 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:57:59,816 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 229 transitions. [2024-11-09 04:57:59,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:57:59,817 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:57:59,817 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:57:59,817 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable383 [2024-11-09 04:57:59,817 INFO L396 AbstractCegarLoop]: === Iteration 385 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:57:59,817 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:57:59,817 INFO L85 PathProgramCache]: Analyzing trace with hash -141543672, now seen corresponding path program 49 times [2024-11-09 04:57:59,818 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:57:59,818 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319833134] [2024-11-09 04:57:59,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:57:59,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:57:59,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:00,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:00,612 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:00,612 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319833134] [2024-11-09 04:58:00,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [319833134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:00,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:00,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:58:00,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701298185] [2024-11-09 04:58:00,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:00,613 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:58:00,613 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:00,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:58:00,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:58:00,613 INFO L87 Difference]: Start difference. First operand 134 states and 229 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:01,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:01,567 INFO L93 Difference]: Finished difference Result 256 states and 404 transitions. [2024-11-09 04:58:01,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:58:01,567 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:01,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:01,573 INFO L225 Difference]: With dead ends: 256 [2024-11-09 04:58:01,573 INFO L226 Difference]: Without dead ends: 222 [2024-11-09 04:58:01,573 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=186, Invalid=626, Unknown=0, NotChecked=0, Total=812 [2024-11-09 04:58:01,573 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 199 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 199 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:01,573 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [199 Valid, 31 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:58:01,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2024-11-09 04:58:01,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 137. [2024-11-09 04:58:01,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 135 states have (on average 1.6296296296296295) internal successors, (220), 136 states have internal predecessors, (220), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 220 transitions. [2024-11-09 04:58:01,581 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 220 transitions. Word has length 29 [2024-11-09 04:58:01,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:01,581 INFO L471 AbstractCegarLoop]: Abstraction has 137 states and 220 transitions. [2024-11-09 04:58:01,581 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:01,581 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 220 transitions. [2024-11-09 04:58:01,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:01,582 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:01,582 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:01,582 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable384 [2024-11-09 04:58:01,582 INFO L396 AbstractCegarLoop]: === Iteration 386 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:01,582 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:01,582 INFO L85 PathProgramCache]: Analyzing trace with hash -1579183415, now seen corresponding path program 63 times [2024-11-09 04:58:01,582 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:01,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047445475] [2024-11-09 04:58:01,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:01,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:01,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:02,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:02,423 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:02,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047445475] [2024-11-09 04:58:02,424 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047445475] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:02,424 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:02,424 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:58:02,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247330226] [2024-11-09 04:58:02,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:02,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:58:02,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:02,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:58:02,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:58:02,425 INFO L87 Difference]: Start difference. First operand 137 states and 220 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:03,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:03,301 INFO L93 Difference]: Finished difference Result 219 states and 337 transitions. [2024-11-09 04:58:03,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:58:03,302 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:03,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:03,306 INFO L225 Difference]: With dead ends: 219 [2024-11-09 04:58:03,306 INFO L226 Difference]: Without dead ends: 218 [2024-11-09 04:58:03,307 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=138, Invalid=512, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:58:03,307 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 163 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 396 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 396 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:03,307 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 28 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 396 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:58:03,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2024-11-09 04:58:03,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 142. [2024-11-09 04:58:03,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 140 states have (on average 1.6357142857142857) internal successors, (229), 141 states have internal predecessors, (229), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:03,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 229 transitions. [2024-11-09 04:58:03,315 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 229 transitions. Word has length 29 [2024-11-09 04:58:03,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:03,315 INFO L471 AbstractCegarLoop]: Abstraction has 142 states and 229 transitions. [2024-11-09 04:58:03,315 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:03,315 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 229 transitions. [2024-11-09 04:58:03,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:03,316 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:03,316 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:03,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable385 [2024-11-09 04:58:03,316 INFO L396 AbstractCegarLoop]: === Iteration 387 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:03,316 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:03,316 INFO L85 PathProgramCache]: Analyzing trace with hash -1579183414, now seen corresponding path program 50 times [2024-11-09 04:58:03,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:03,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529532408] [2024-11-09 04:58:03,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:03,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:03,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:04,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:04,135 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:04,135 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529532408] [2024-11-09 04:58:04,135 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529532408] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:04,135 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:04,135 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:58:04,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120101462] [2024-11-09 04:58:04,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:04,135 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:58:04,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:04,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:58:04,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=175, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:58:04,136 INFO L87 Difference]: Start difference. First operand 142 states and 229 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:04,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:04,831 INFO L93 Difference]: Finished difference Result 221 states and 339 transitions. [2024-11-09 04:58:04,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-09 04:58:04,831 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:04,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:04,837 INFO L225 Difference]: With dead ends: 221 [2024-11-09 04:58:04,837 INFO L226 Difference]: Without dead ends: 182 [2024-11-09 04:58:04,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 73 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=146, Invalid=504, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:58:04,838 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 165 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 295 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 295 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:04,838 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 19 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 295 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 04:58:04,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 182 states. [2024-11-09 04:58:04,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 182 to 122. [2024-11-09 04:58:04,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 120 states have (on average 1.6166666666666667) internal successors, (194), 121 states have internal predecessors, (194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 194 transitions. [2024-11-09 04:58:04,845 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 194 transitions. Word has length 29 [2024-11-09 04:58:04,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:04,845 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 194 transitions. [2024-11-09 04:58:04,845 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:04,846 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 194 transitions. [2024-11-09 04:58:04,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:04,846 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:04,846 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:04,846 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable386 [2024-11-09 04:58:04,846 INFO L396 AbstractCegarLoop]: === Iteration 388 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:04,846 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:04,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1585786988, now seen corresponding path program 51 times [2024-11-09 04:58:04,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:04,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621629813] [2024-11-09 04:58:04,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:04,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:04,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:05,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:05,648 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:05,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621629813] [2024-11-09 04:58:05,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621629813] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:05,648 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:05,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:58:05,649 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739906832] [2024-11-09 04:58:05,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:05,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:58:05,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:05,649 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:58:05,649 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=171, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:58:05,649 INFO L87 Difference]: Start difference. First operand 122 states and 194 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:06,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:06,356 INFO L93 Difference]: Finished difference Result 167 states and 255 transitions. [2024-11-09 04:58:06,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-09 04:58:06,357 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:06,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:06,362 INFO L225 Difference]: With dead ends: 167 [2024-11-09 04:58:06,362 INFO L226 Difference]: Without dead ends: 127 [2024-11-09 04:58:06,363 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=142, Invalid=458, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:58:06,363 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 134 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 357 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 367 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 357 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:06,363 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 28 Invalid, 367 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 357 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-09 04:58:06,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2024-11-09 04:58:06,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 104. [2024-11-09 04:58:06,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 104 states, 102 states have (on average 1.5392156862745099) internal successors, (157), 103 states have internal predecessors, (157), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:06,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 157 transitions. [2024-11-09 04:58:06,370 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 157 transitions. Word has length 29 [2024-11-09 04:58:06,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:06,370 INFO L471 AbstractCegarLoop]: Abstraction has 104 states and 157 transitions. [2024-11-09 04:58:06,370 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:06,370 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2024-11-09 04:58:06,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:06,370 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:06,370 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:06,370 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable387 [2024-11-09 04:58:06,371 INFO L396 AbstractCegarLoop]: === Iteration 389 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:06,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:06,371 INFO L85 PathProgramCache]: Analyzing trace with hash 387207011, now seen corresponding path program 64 times [2024-11-09 04:58:06,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:06,371 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [152667314] [2024-11-09 04:58:06,371 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:06,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:06,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:06,856 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:06,856 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [152667314] [2024-11-09 04:58:06,856 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [152667314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:06,856 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:06,857 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-09 04:58:06,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604227280] [2024-11-09 04:58:06,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:06,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-09 04:58:06,857 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:06,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-09 04:58:06,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2024-11-09 04:58:06,857 INFO L87 Difference]: Start difference. First operand 104 states and 157 transitions. Second operand has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:07,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:07,244 INFO L93 Difference]: Finished difference Result 124 states and 185 transitions. [2024-11-09 04:58:07,244 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-09 04:58:07,244 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:07,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:07,250 INFO L225 Difference]: With dead ends: 124 [2024-11-09 04:58:07,250 INFO L226 Difference]: Without dead ends: 123 [2024-11-09 04:58:07,250 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=258, Unknown=0, NotChecked=0, Total=342 [2024-11-09 04:58:07,250 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 111 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 111 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 292 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:07,250 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [111 Valid, 24 Invalid, 292 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 04:58:07,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123 states. [2024-11-09 04:58:07,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123 to 99. [2024-11-09 04:58:07,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 97 states have (on average 1.5670103092783505) internal successors, (152), 98 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:07,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 152 transitions. [2024-11-09 04:58:07,257 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 152 transitions. Word has length 29 [2024-11-09 04:58:07,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:07,257 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 152 transitions. [2024-11-09 04:58:07,258 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 12 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:07,258 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 152 transitions. [2024-11-09 04:58:07,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:07,258 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:07,258 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:07,258 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable388 [2024-11-09 04:58:07,258 INFO L396 AbstractCegarLoop]: === Iteration 390 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:07,258 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:07,258 INFO L85 PathProgramCache]: Analyzing trace with hash 387207012, now seen corresponding path program 52 times [2024-11-09 04:58:07,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:07,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [659581651] [2024-11-09 04:58:07,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:07,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:08,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:08,417 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:08,417 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [659581651] [2024-11-09 04:58:08,417 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [659581651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:08,417 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:08,417 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:58:08,417 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1817126819] [2024-11-09 04:58:08,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:08,418 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:58:08,418 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:08,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:58:08,418 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:58:08,418 INFO L87 Difference]: Start difference. First operand 99 states and 152 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:09,297 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:09,298 INFO L93 Difference]: Finished difference Result 130 states and 192 transitions. [2024-11-09 04:58:09,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:58:09,298 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:09,298 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:09,303 INFO L225 Difference]: With dead ends: 130 [2024-11-09 04:58:09,303 INFO L226 Difference]: Without dead ends: 80 [2024-11-09 04:58:09,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=150, Invalid=500, Unknown=0, NotChecked=0, Total=650 [2024-11-09 04:58:09,304 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 82 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 439 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 82 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:09,304 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [82 Valid, 33 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 439 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:58:09,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2024-11-09 04:58:09,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 73. [2024-11-09 04:58:09,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 71 states have (on average 1.4929577464788732) internal successors, (106), 72 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:09,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 106 transitions. [2024-11-09 04:58:09,310 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 106 transitions. Word has length 29 [2024-11-09 04:58:09,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:09,311 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 106 transitions. [2024-11-09 04:58:09,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:09,311 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2024-11-09 04:58:09,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:09,311 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:09,311 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:09,311 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable389 [2024-11-09 04:58:09,311 INFO L396 AbstractCegarLoop]: === Iteration 391 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:09,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:09,312 INFO L85 PathProgramCache]: Analyzing trace with hash 1641202640, now seen corresponding path program 53 times [2024-11-09 04:58:09,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:09,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94928351] [2024-11-09 04:58:09,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:09,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:10,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:10,472 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:10,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94928351] [2024-11-09 04:58:10,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94928351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:10,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:10,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:58:10,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [866897198] [2024-11-09 04:58:10,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:10,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:58:10,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:10,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:58:10,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:58:10,473 INFO L87 Difference]: Start difference. First operand 73 states and 106 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:11,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:11,552 INFO L93 Difference]: Finished difference Result 103 states and 144 transitions. [2024-11-09 04:58:11,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-09 04:58:11,553 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:11,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:11,558 INFO L225 Difference]: With dead ends: 103 [2024-11-09 04:58:11,558 INFO L226 Difference]: Without dead ends: 81 [2024-11-09 04:58:11,558 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=139, Invalid=731, Unknown=0, NotChecked=0, Total=870 [2024-11-09 04:58:11,558 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 95 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 23 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 23 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:11,558 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 28 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [23 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-09 04:58:11,559 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2024-11-09 04:58:11,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 73. [2024-11-09 04:58:11,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 71 states have (on average 1.4507042253521127) internal successors, (103), 72 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:11,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 103 transitions. [2024-11-09 04:58:11,565 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 103 transitions. Word has length 29 [2024-11-09 04:58:11,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:11,565 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 103 transitions. [2024-11-09 04:58:11,565 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 103 transitions. [2024-11-09 04:58:11,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:11,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:11,566 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:11,566 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable390 [2024-11-09 04:58:11,566 INFO L396 AbstractCegarLoop]: === Iteration 392 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:11,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:11,566 INFO L85 PathProgramCache]: Analyzing trace with hash 203562897, now seen corresponding path program 65 times [2024-11-09 04:58:11,566 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:11,566 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [940613335] [2024-11-09 04:58:11,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:11,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:11,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:12,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:12,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:12,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [940613335] [2024-11-09 04:58:12,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [940613335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:12,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:12,752 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:58:12,752 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206907849] [2024-11-09 04:58:12,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:12,752 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:58:12,752 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:12,752 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:58:12,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:58:12,753 INFO L87 Difference]: Start difference. First operand 73 states and 103 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:13,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:13,430 INFO L93 Difference]: Finished difference Result 74 states and 103 transitions. [2024-11-09 04:58:13,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-09 04:58:13,431 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:13,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:13,435 INFO L225 Difference]: With dead ends: 74 [2024-11-09 04:58:13,436 INFO L226 Difference]: Without dead ends: 73 [2024-11-09 04:58:13,436 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=93, Invalid=507, Unknown=0, NotChecked=0, Total=600 [2024-11-09 04:58:13,436 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 54 mSDsluCounter, 20 mSDsCounter, 0 mSdLazyCounter, 409 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 22 SdHoareTripleChecker+Invalid, 418 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 409 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:13,436 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 22 Invalid, 418 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 409 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:58:13,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-09 04:58:13,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 54. [2024-11-09 04:58:13,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 53 states have (on average 1.4150943396226414) internal successors, (75), 53 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:13,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 75 transitions. [2024-11-09 04:58:13,442 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 75 transitions. Word has length 29 [2024-11-09 04:58:13,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:13,443 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 75 transitions. [2024-11-09 04:58:13,443 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:13,443 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 75 transitions. [2024-11-09 04:58:13,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:13,443 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:13,443 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:13,443 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable391 [2024-11-09 04:58:13,443 INFO L396 AbstractCegarLoop]: === Iteration 393 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:13,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:13,444 INFO L85 PathProgramCache]: Analyzing trace with hash 203562898, now seen corresponding path program 54 times [2024-11-09 04:58:13,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:13,444 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854615226] [2024-11-09 04:58:13,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:13,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:14,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:14,482 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:14,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854615226] [2024-11-09 04:58:14,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854615226] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:14,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:14,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-09 04:58:14,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1955824357] [2024-11-09 04:58:14,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:14,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-09 04:58:14,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:14,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-09 04:58:14,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=204, Unknown=0, NotChecked=0, Total=240 [2024-11-09 04:58:14,483 INFO L87 Difference]: Start difference. First operand 54 states and 75 transitions. Second operand has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:15,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:15,307 INFO L93 Difference]: Finished difference Result 80 states and 110 transitions. [2024-11-09 04:58:15,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-09 04:58:15,307 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:15,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:15,312 INFO L225 Difference]: With dead ends: 80 [2024-11-09 04:58:15,312 INFO L226 Difference]: Without dead ends: 53 [2024-11-09 04:58:15,313 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=124, Invalid=632, Unknown=0, NotChecked=0, Total=756 [2024-11-09 04:58:15,313 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 69 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 402 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 420 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 402 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:15,313 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 24 Invalid, 420 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 402 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-09 04:58:15,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2024-11-09 04:58:15,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 46. [2024-11-09 04:58:15,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 45 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:15,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 62 transitions. [2024-11-09 04:58:15,319 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 62 transitions. Word has length 29 [2024-11-09 04:58:15,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:15,319 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 62 transitions. [2024-11-09 04:58:15,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 1.9333333333333333) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:15,320 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 62 transitions. [2024-11-09 04:58:15,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 04:58:15,320 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 04:58:15,320 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 04:58:15,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable392 [2024-11-09 04:58:15,320 INFO L396 AbstractCegarLoop]: === Iteration 394 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-09 04:58:15,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 04:58:15,320 INFO L85 PathProgramCache]: Analyzing trace with hash -399548200, now seen corresponding path program 55 times [2024-11-09 04:58:15,320 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 04:58:15,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058546484] [2024-11-09 04:58:15,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 04:58:15,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 04:58:15,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 04:58:16,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 04:58:16,304 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 04:58:16,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058546484] [2024-11-09 04:58:16,304 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058546484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 04:58:16,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 04:58:16,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-09 04:58:16,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1116376262] [2024-11-09 04:58:16,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 04:58:16,305 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 04:58:16,305 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 04:58:16,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 04:58:16,305 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2024-11-09 04:58:16,306 INFO L87 Difference]: Start difference. First operand 46 states and 62 transitions. Second operand has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:16,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 04:58:16,837 INFO L93 Difference]: Finished difference Result 46 states and 62 transitions. [2024-11-09 04:58:16,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-09 04:58:16,837 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 29 [2024-11-09 04:58:16,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 04:58:16,842 INFO L225 Difference]: With dead ends: 46 [2024-11-09 04:58:16,842 INFO L226 Difference]: Without dead ends: 0 [2024-11-09 04:58:16,842 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=112, Invalid=440, Unknown=0, NotChecked=0, Total=552 [2024-11-09 04:58:16,842 INFO L432 NwaCegarLoop]: 3 mSDtfsCounter, 64 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 241 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 241 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-09 04:58:16,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 19 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 241 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-09 04:58:16,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-09 04:58:16,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-09 04:58:16,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:16,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-09 04:58:16,848 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 29 [2024-11-09 04:58:16,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 04:58:16,848 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-09 04:58:16,848 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 2.0714285714285716) internal successors, (29), 15 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 04:58:16,848 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-09 04:58:16,848 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 04:58:16,851 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 8 remaining) [2024-11-09 04:58:16,852 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 8 remaining) [2024-11-09 04:58:16,852 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-11-09 04:58:16,852 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-11-09 04:58:16,852 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-11-09 04:58:16,853 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-11-09 04:58:16,853 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-11-09 04:58:16,853 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-11-09 04:58:16,853 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable393 [2024-11-09 04:58:16,857 INFO L407 BasicCegarLoop]: Path program histogram: [65, 55, 35, 20, 20, 17, 16, 15, 15, 15, 14, 12, 11, 11, 11, 9, 7, 6, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1] [2024-11-09 04:58:16,862 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-09 04:58:16,862 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 04:58:16,865 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 04:58:16 BasicIcfg [2024-11-09 04:58:16,865 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 04:58:16,866 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 04:58:16,866 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 04:58:16,866 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 04:58:16,867 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 04:45:23" (3/4) ... [2024-11-09 04:58:16,868 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 04:58:16,872 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_callback [2024-11-09 04:58:16,879 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 72 nodes and edges [2024-11-09 04:58:16,879 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2024-11-09 04:58:16,879 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-09 04:58:16,880 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 04:58:16,983 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/witness.graphml [2024-11-09 04:58:16,984 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/witness.yml [2024-11-09 04:58:16,984 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 04:58:16,985 INFO L158 Benchmark]: Toolchain (without parser) took 775648.32ms. Allocated memory was 132.1MB in the beginning and 935.3MB in the end (delta: 803.2MB). Free memory was 64.6MB in the beginning and 765.6MB in the end (delta: -701.0MB). Peak memory consumption was 104.3MB. Max. memory is 16.1GB. [2024-11-09 04:58:16,985 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory was 104.7MB in the beginning and 104.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 04:58:16,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 926.46ms. Allocated memory is still 169.9MB. Free memory was 140.1MB in the beginning and 104.2MB in the end (delta: 35.9MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-11-09 04:58:16,985 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.54ms. Allocated memory is still 169.9MB. Free memory was 104.2MB in the beginning and 101.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 04:58:16,985 INFO L158 Benchmark]: Boogie Preprocessor took 45.29ms. Allocated memory is still 169.9MB. Free memory was 101.3MB in the beginning and 98.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 04:58:16,985 INFO L158 Benchmark]: RCFGBuilder took 1122.51ms. Allocated memory is still 169.9MB. Free memory was 98.4MB in the beginning and 91.9MB in the end (delta: 6.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 04:58:16,985 INFO L158 Benchmark]: TraceAbstraction took 773340.26ms. Allocated memory was 169.9MB in the beginning and 935.3MB in the end (delta: 765.5MB). Free memory was 90.9MB in the beginning and 770.9MB in the end (delta: -680.0MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. [2024-11-09 04:58:16,986 INFO L158 Benchmark]: Witness Printer took 118.66ms. Allocated memory is still 935.3MB. Free memory was 770.9MB in the beginning and 765.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 04:58:16,987 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 132.1MB. Free memory was 104.7MB in the beginning and 104.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 926.46ms. Allocated memory is still 169.9MB. Free memory was 140.1MB in the beginning and 104.2MB in the end (delta: 35.9MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.54ms. Allocated memory is still 169.9MB. Free memory was 104.2MB in the beginning and 101.3MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.29ms. Allocated memory is still 169.9MB. Free memory was 101.3MB in the beginning and 98.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1122.51ms. Allocated memory is still 169.9MB. Free memory was 98.4MB in the beginning and 91.9MB in the end (delta: 6.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 773340.26ms. Allocated memory was 169.9MB in the beginning and 935.3MB in the end (delta: 765.5MB). Free memory was 90.9MB in the beginning and 770.9MB in the end (delta: -680.0MB). Peak memory consumption was 87.6MB. Max. memory is 16.1GB. * Witness Printer took 118.66ms. Allocated memory is still 935.3MB. Free memory was 770.9MB in the beginning and 765.6MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 3913]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 3913]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 4 procedures, 55 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 773.2s, OverallIterations: 394, TraceHistogramMax: 1, PathProgramHistogramMax: 65, EmptinessCheckTime: 0.4s, AutomataDifference: 480.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 63260 SdHoareTripleChecker+Valid, 248.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 63260 mSDsluCounter, 28057 SdHoareTripleChecker+Invalid, 216.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24271 mSDsCounter, 6885 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 297618 IncrementalHoareTripleChecker+Invalid, 304503 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6885 mSolverCounterUnsat, 3786 mSDtfsCounter, 297618 mSolverCounterSat, 2.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11135 GetRequests, 925 SyntacticMatches, 52 SemanticMatches, 10158 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51961 ImplicationChecksByTransitivity, 277.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1730occurred in iteration=22, InterpolantAutomatonStates: 8710, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.9s AutomataMinimizationTime, 394 MinimizatonAttempts, 156588 StatesRemovedByMinimization, 391 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 2.9s SatisfiabilityAnalysisTime, 273.1s InterpolantComputationTime, 9257 NumberOfCodeBlocks, 9257 NumberOfCodeBlocksAsserted, 394 NumberOfCheckSat, 8863 ConstructedInterpolants, 0 QuantifiedInterpolants, 166447 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 394 InterpolantComputations, 394 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-11-09 04:58:17,035 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9170a3fc-9303-44d2-838e-2be5ba3bc219/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE