./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E --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 3c93f158b090fed5438343046820ebde54acd91fe2fe757fc7dc28475dc42a7e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:18:26,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:18:26,976 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Overflow-32bit-Taipan_Default.epf [2024-11-14 04:18:26,982 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:18:26,983 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:18:27,023 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:18:27,026 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:18:27,026 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:18:27,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:18:27,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:18:27,027 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:18:27,028 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:18:27,029 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:18:27,029 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:18:27,029 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:18:27,029 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:18:27,030 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:18:27,030 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:18:27,030 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:18:27,030 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:18:27,030 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:18:27,030 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:18:27,031 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:18:27,031 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:18:27,032 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 04:18:27,032 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:18:27,032 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 04:18:27,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:18:27,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:18:27,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:18:27,032 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:18:27,032 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:18:27,033 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-14 04:18:27,033 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 04:18:27,033 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 04:18:27,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:18:27,034 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:18:27,034 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:18:27,034 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:18:27,034 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:18:27,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:18:27,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:18:27,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:18:27,035 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:18:27,035 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:18:27,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:18:27,035 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:18:27,035 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:18:27,035 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:18:27,035 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E 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 -> 3c93f158b090fed5438343046820ebde54acd91fe2fe757fc7dc28475dc42a7e [2024-11-14 04:18:27,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:18:27,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:18:27,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:18:27,465 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:18:27,465 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:18:27,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/ldv-races/race-2_5-container_of.i Unable to find full path for "g++" [2024-11-14 04:18:29,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:18:30,238 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:18:30,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/sv-benchmarks/c/ldv-races/race-2_5-container_of.i [2024-11-14 04:18:30,294 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/data/d780ae118/71c83316988442a787dfd671e5ece612/FLAG2203b188b [2024-11-14 04:18:30,317 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/data/d780ae118/71c83316988442a787dfd671e5ece612 [2024-11-14 04:18:30,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:18:30,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:18:30,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:18:30,325 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:18:30,330 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:18:30,331 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:18:30" (1/1) ... [2024-11-14 04:18:30,332 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a124fe5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:30, skipping insertion in model container [2024-11-14 04:18:30,332 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:18:30" (1/1) ... [2024-11-14 04:18:30,426 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:18:31,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:18:31,068 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:18:31,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:18:31,224 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:18:31,225 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31 WrapperNode [2024-11-14 04:18:31,225 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:18:31,226 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:18:31,226 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:18:31,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:18:31,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,288 INFO L138 Inliner]: procedures = 248, calls = 56, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 154 [2024-11-14 04:18:31,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:18:31,290 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:18:31,290 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:18:31,290 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:18:31,299 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,301 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,310 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,333 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,339 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,346 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,351 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,360 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:18:31,364 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:18:31,364 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:18:31,364 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:18:31,365 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (1/1) ... [2024-11-14 04:18:31,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:18:31,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:18:31,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:18:31,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:18:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2024-11-14 04:18:31,432 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2024-11-14 04:18:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-14 04:18:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 04:18:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 04:18:31,432 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-14 04:18:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-11-14 04:18:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 04:18:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 04:18:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-11-14 04:18:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:18:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 04:18:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:18:31,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:18:31,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:18:31,435 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-14 04:18:31,800 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:18:31,803 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:18:32,248 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-14 04:18:32,248 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:18:32,568 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:18:32,571 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 04:18:32,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:18:32 BoogieIcfgContainer [2024-11-14 04:18:32,572 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:18:32,574 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:18:32,575 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:18:32,582 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:18:32,582 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:18:30" (1/3) ... [2024-11-14 04:18:32,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3db8c305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:18:32, skipping insertion in model container [2024-11-14 04:18:32,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:18:31" (2/3) ... [2024-11-14 04:18:32,583 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3db8c305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:18:32, skipping insertion in model container [2024-11-14 04:18:32,583 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:18:32" (3/3) ... [2024-11-14 04:18:32,585 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_5-container_of.i [2024-11-14 04:18:32,605 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:18:32,607 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG race-2_5-container_of.i that has 2 procedures, 31 locations, 1 initial locations, 0 loop locations, and 2 error locations. [2024-11-14 04:18:32,607 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-14 04:18:32,698 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-14 04:18:32,749 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 48 places, 44 transitions, 102 flow [2024-11-14 04:18:32,896 INFO L135 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 858 states, 842 states have (on average 2.63895486935867) internal successors, (2222), 857 states have internal predecessors, (2222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:32,933 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:18:32,950 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;@29a0235c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:18:32,954 INFO L334 AbstractCegarLoop]: Starting to check reachability of 8 error locations. [2024-11-14 04:18:32,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 858 states, 842 states have (on average 2.63895486935867) internal successors, (2222), 857 states have internal predecessors, (2222), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:32,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-14 04:18:32,966 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:32,967 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:32,967 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:32,974 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:32,975 INFO L85 PathProgramCache]: Analyzing trace with hash -215199965, now seen corresponding path program 1 times [2024-11-14 04:18:32,985 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:32,985 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097998948] [2024-11-14 04:18:32,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:32,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:33,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:34,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:34,333 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:34,333 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1097998948] [2024-11-14 04:18:34,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1097998948] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:34,334 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:34,334 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:18:34,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567510348] [2024-11-14 04:18:34,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:34,342 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:18:34,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:34,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:18:34,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:18:34,374 INFO L87 Difference]: Start difference. First operand has 858 states, 842 states have (on average 2.63895486935867) internal successors, (2222), 857 states have internal predecessors, (2222), 0 states have call successors, (0), 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) [2024-11-14 04:18:35,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:35,110 INFO L93 Difference]: Finished difference Result 1161 states and 2945 transitions. [2024-11-14 04:18:35,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 04:18:35,113 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 [2024-11-14 04:18:35,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:35,152 INFO L225 Difference]: With dead ends: 1161 [2024-11-14 04:18:35,152 INFO L226 Difference]: Without dead ends: 982 [2024-11-14 04:18:35,159 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 [2024-11-14 04:18:35,163 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 89 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 263 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 29 SdHoareTripleChecker+Invalid, 265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 263 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:35,164 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 29 Invalid, 265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 263 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:18:35,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 982 states. [2024-11-14 04:18:35,315 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 982 to 850. [2024-11-14 04:18:35,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 850 states, 834 states have (on average 2.6223021582733814) internal successors, (2187), 849 states have internal predecessors, (2187), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:35,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 850 states and 2187 transitions. [2024-11-14 04:18:35,340 INFO L78 Accepts]: Start accepts. Automaton has 850 states and 2187 transitions. Word has length 10 [2024-11-14 04:18:35,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:35,341 INFO L471 AbstractCegarLoop]: Abstraction has 850 states and 2187 transitions. [2024-11-14 04:18:35,341 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) [2024-11-14 04:18:35,341 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 2187 transitions. [2024-11-14 04:18:35,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-14 04:18:35,343 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:35,343 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:35,344 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:18:35,344 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:35,345 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:35,345 INFO L85 PathProgramCache]: Analyzing trace with hash 2146416997, now seen corresponding path program 1 times [2024-11-14 04:18:35,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:35,346 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629998363] [2024-11-14 04:18:35,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:35,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:35,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:36,238 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:36,239 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:36,239 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629998363] [2024-11-14 04:18:36,239 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629998363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:36,239 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:36,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 04:18:36,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307465851] [2024-11-14 04:18:36,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:36,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-14 04:18:36,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:36,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-14 04:18:36,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-14 04:18:36,277 INFO L87 Difference]: Start difference. First operand 850 states and 2187 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) [2024-11-14 04:18:36,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:36,845 INFO L93 Difference]: Finished difference Result 1147 states and 2898 transitions. [2024-11-14 04:18:36,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 04:18:36,846 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 [2024-11-14 04:18:36,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:36,858 INFO L225 Difference]: With dead ends: 1147 [2024-11-14 04:18:36,860 INFO L226 Difference]: Without dead ends: 954 [2024-11-14 04:18:36,862 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 [2024-11-14 04:18:36,865 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 77 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 293 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 34 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 293 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:36,867 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 34 Invalid, 295 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 293 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:18:36,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 954 states. [2024-11-14 04:18:36,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 954 to 846. [2024-11-14 04:18:36,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 846 states, 830 states have (on average 2.602409638554217) internal successors, (2160), 845 states have internal predecessors, (2160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 846 states and 2160 transitions. [2024-11-14 04:18:36,934 INFO L78 Accepts]: Start accepts. Automaton has 846 states and 2160 transitions. Word has length 12 [2024-11-14 04:18:36,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:36,935 INFO L471 AbstractCegarLoop]: Abstraction has 846 states and 2160 transitions. [2024-11-14 04:18:36,935 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) [2024-11-14 04:18:36,935 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 2160 transitions. [2024-11-14 04:18:36,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:36,941 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:36,941 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:36,942 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 04:18:36,942 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:36,947 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:36,947 INFO L85 PathProgramCache]: Analyzing trace with hash 126869799, now seen corresponding path program 1 times [2024-11-14 04:18:36,947 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:36,947 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [130960974] [2024-11-14 04:18:36,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:36,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:37,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:37,976 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:37,977 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [130960974] [2024-11-14 04:18:37,977 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [130960974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:37,977 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:37,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:18:37,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [796612802] [2024-11-14 04:18:37,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:37,977 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:18:37,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:37,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:18:37,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:18:37,978 INFO L87 Difference]: Start difference. First operand 846 states and 2160 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) [2024-11-14 04:18:39,358 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:39,359 INFO L93 Difference]: Finished difference Result 1469 states and 3791 transitions. [2024-11-14 04:18:39,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:18:39,360 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 [2024-11-14 04:18:39,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:39,371 INFO L225 Difference]: With dead ends: 1469 [2024-11-14 04:18:39,372 INFO L226 Difference]: Without dead ends: 1329 [2024-11-14 04:18:39,373 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=121, Invalid=341, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:18:39,375 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 154 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 498 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 512 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 498 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:39,375 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 71 Invalid, 512 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 498 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:18:39,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1329 states. [2024-11-14 04:18:39,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1329 to 981. [2024-11-14 04:18:39,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 981 states, 965 states have (on average 2.6528497409326426) internal successors, (2560), 980 states have internal predecessors, (2560), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:39,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 2560 transitions. [2024-11-14 04:18:39,440 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 2560 transitions. Word has length 16 [2024-11-14 04:18:39,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:39,441 INFO L471 AbstractCegarLoop]: Abstraction has 981 states and 2560 transitions. [2024-11-14 04:18:39,441 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) [2024-11-14 04:18:39,441 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 2560 transitions. [2024-11-14 04:18:39,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:39,444 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:39,444 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:39,444 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-14 04:18:39,445 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:39,446 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:39,446 INFO L85 PathProgramCache]: Analyzing trace with hash 126869479, now seen corresponding path program 1 times [2024-11-14 04:18:39,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:39,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [105603122] [2024-11-14 04:18:39,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:39,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:39,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:40,275 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:40,275 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:40,275 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [105603122] [2024-11-14 04:18:40,275 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [105603122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:40,276 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:40,276 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:18:40,276 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623685866] [2024-11-14 04:18:40,276 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:40,276 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:18:40,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:40,277 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:18:40,277 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:18:40,277 INFO L87 Difference]: Start difference. First operand 981 states and 2560 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) [2024-11-14 04:18:41,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:41,063 INFO L93 Difference]: Finished difference Result 1280 states and 3279 transitions. [2024-11-14 04:18:41,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 04:18:41,063 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 [2024-11-14 04:18:41,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:41,095 INFO L225 Difference]: With dead ends: 1280 [2024-11-14 04:18:41,095 INFO L226 Difference]: Without dead ends: 1152 [2024-11-14 04:18:41,098 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 [2024-11-14 04:18:41,099 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 101 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 469 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 473 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 469 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:41,099 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 50 Invalid, 473 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 469 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:18:41,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1152 states. [2024-11-14 04:18:41,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1152 to 1031. [2024-11-14 04:18:41,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1031 states, 1015 states have (on average 2.665024630541872) internal successors, (2705), 1030 states have internal predecessors, (2705), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:41,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 1031 states and 2705 transitions. [2024-11-14 04:18:41,160 INFO L78 Accepts]: Start accepts. Automaton has 1031 states and 2705 transitions. Word has length 16 [2024-11-14 04:18:41,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:41,161 INFO L471 AbstractCegarLoop]: Abstraction has 1031 states and 2705 transitions. [2024-11-14 04:18:41,161 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) [2024-11-14 04:18:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1031 states and 2705 transitions. [2024-11-14 04:18:41,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:41,163 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:41,163 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:41,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-14 04:18:41,163 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:41,165 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:41,165 INFO L85 PathProgramCache]: Analyzing trace with hash -331317703, now seen corresponding path program 1 times [2024-11-14 04:18:41,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:41,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1797939006] [2024-11-14 04:18:41,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:41,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:41,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:41,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:41,292 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:41,292 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1797939006] [2024-11-14 04:18:41,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1797939006] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:41,293 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:41,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:18:41,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911017248] [2024-11-14 04:18:41,293 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:41,293 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:18:41,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:41,294 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:18:41,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:18:41,294 INFO L87 Difference]: Start difference. First operand 1031 states and 2705 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) [2024-11-14 04:18:41,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:41,490 INFO L93 Difference]: Finished difference Result 1031 states and 2705 transitions. [2024-11-14 04:18:41,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:18:41,491 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 [2024-11-14 04:18:41,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:41,497 INFO L225 Difference]: With dead ends: 1031 [2024-11-14 04:18:41,497 INFO L226 Difference]: Without dead ends: 634 [2024-11-14 04:18:41,498 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 [2024-11-14 04:18:41,500 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 55 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 136 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 136 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 136 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:41,502 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 12 Invalid, 136 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 136 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 04:18:41,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2024-11-14 04:18:41,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 634. [2024-11-14 04:18:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 634 states, 626 states have (on average 2.515974440894569) internal successors, (1575), 633 states have internal predecessors, (1575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:41,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 1575 transitions. [2024-11-14 04:18:41,531 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 1575 transitions. Word has length 16 [2024-11-14 04:18:41,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:41,531 INFO L471 AbstractCegarLoop]: Abstraction has 634 states and 1575 transitions. [2024-11-14 04:18:41,532 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) [2024-11-14 04:18:41,532 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1575 transitions. [2024-11-14 04:18:41,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:41,533 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:41,533 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:41,534 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-14 04:18:41,534 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:41,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:41,534 INFO L85 PathProgramCache]: Analyzing trace with hash 491959651, now seen corresponding path program 2 times [2024-11-14 04:18:41,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:41,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [976164610] [2024-11-14 04:18:41,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:41,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:41,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:42,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:42,314 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:42,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [976164610] [2024-11-14 04:18:42,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [976164610] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:42,314 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:42,314 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:18:42,314 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841124491] [2024-11-14 04:18:42,314 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:42,315 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:18:42,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:42,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:18:42,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:18:42,315 INFO L87 Difference]: Start difference. First operand 634 states and 1575 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) [2024-11-14 04:18:43,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:43,206 INFO L93 Difference]: Finished difference Result 812 states and 1985 transitions. [2024-11-14 04:18:43,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:18:43,207 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 [2024-11-14 04:18:43,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:43,213 INFO L225 Difference]: With dead ends: 812 [2024-11-14 04:18:43,213 INFO L226 Difference]: Without dead ends: 738 [2024-11-14 04:18:43,214 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2024-11-14 04:18:43,215 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 133 mSDsluCounter, 25 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 31 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:43,216 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 31 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:18:43,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 738 states. [2024-11-14 04:18:43,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 738 to 630. [2024-11-14 04:18:43,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 630 states, 622 states have (on average 2.514469453376206) internal successors, (1564), 629 states have internal predecessors, (1564), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:43,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 630 states to 630 states and 1564 transitions. [2024-11-14 04:18:43,249 INFO L78 Accepts]: Start accepts. Automaton has 630 states and 1564 transitions. Word has length 16 [2024-11-14 04:18:43,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:43,250 INFO L471 AbstractCegarLoop]: Abstraction has 630 states and 1564 transitions. [2024-11-14 04:18:43,250 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) [2024-11-14 04:18:43,250 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1564 transitions. [2024-11-14 04:18:43,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:43,253 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:43,253 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:43,253 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-14 04:18:43,253 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:43,253 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:43,254 INFO L85 PathProgramCache]: Analyzing trace with hash -2083474647, now seen corresponding path program 3 times [2024-11-14 04:18:43,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:43,254 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661779548] [2024-11-14 04:18:43,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:43,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:43,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:43,944 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:43,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661779548] [2024-11-14 04:18:43,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661779548] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:43,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:43,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:18:43,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130408875] [2024-11-14 04:18:43,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:43,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:18:43,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:43,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:18:43,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:18:43,945 INFO L87 Difference]: Start difference. First operand 630 states and 1564 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) [2024-11-14 04:18:44,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:44,681 INFO L93 Difference]: Finished difference Result 796 states and 1933 transitions. [2024-11-14 04:18:44,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-14 04:18:44,682 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 [2024-11-14 04:18:44,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:44,688 INFO L225 Difference]: With dead ends: 796 [2024-11-14 04:18:44,688 INFO L226 Difference]: Without dead ends: 722 [2024-11-14 04:18:44,689 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 [2024-11-14 04:18:44,692 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 90 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 399 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 411 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 399 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:44,693 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 32 Invalid, 411 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 399 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:18:44,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 722 states. [2024-11-14 04:18:44,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 722 to 602. [2024-11-14 04:18:44,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 594 states have (on average 2.5033670033670035) internal successors, (1487), 601 states have internal predecessors, (1487), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:44,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 1487 transitions. [2024-11-14 04:18:44,721 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 1487 transitions. Word has length 16 [2024-11-14 04:18:44,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:44,721 INFO L471 AbstractCegarLoop]: Abstraction has 602 states and 1487 transitions. [2024-11-14 04:18:44,722 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) [2024-11-14 04:18:44,722 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1487 transitions. [2024-11-14 04:18:44,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:44,723 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:44,723 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:44,723 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-14 04:18:44,724 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:44,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:44,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1808217945, now seen corresponding path program 2 times [2024-11-14 04:18:44,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:44,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143957351] [2024-11-14 04:18:44,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:44,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:44,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:45,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:45,412 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:45,412 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143957351] [2024-11-14 04:18:45,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143957351] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:45,413 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:45,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:18:45,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1888814597] [2024-11-14 04:18:45,414 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:45,414 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:18:45,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:45,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:18:45,415 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:18:45,415 INFO L87 Difference]: Start difference. First operand 602 states and 1487 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) [2024-11-14 04:18:46,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:46,624 INFO L93 Difference]: Finished difference Result 894 states and 2202 transitions. [2024-11-14 04:18:46,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:18:46,624 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 [2024-11-14 04:18:46,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:46,631 INFO L225 Difference]: With dead ends: 894 [2024-11-14 04:18:46,631 INFO L226 Difference]: Without dead ends: 814 [2024-11-14 04:18:46,632 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=116, Invalid=346, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:18:46,632 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 135 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 569 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 583 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 569 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:46,633 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [135 Valid, 54 Invalid, 583 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 569 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:18:46,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2024-11-14 04:18:46,654 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 678. [2024-11-14 04:18:46,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 678 states, 670 states have (on average 2.5313432835820895) internal successors, (1696), 677 states have internal predecessors, (1696), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:46,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 1696 transitions. [2024-11-14 04:18:46,660 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 1696 transitions. Word has length 16 [2024-11-14 04:18:46,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:46,661 INFO L471 AbstractCegarLoop]: Abstraction has 678 states and 1696 transitions. [2024-11-14 04:18:46,661 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) [2024-11-14 04:18:46,661 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1696 transitions. [2024-11-14 04:18:46,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:46,662 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:46,662 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:46,662 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-14 04:18:46,662 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:46,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:46,663 INFO L85 PathProgramCache]: Analyzing trace with hash -1808218265, now seen corresponding path program 4 times [2024-11-14 04:18:46,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:46,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1746799045] [2024-11-14 04:18:46,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:46,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:46,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:47,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:47,294 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:47,294 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1746799045] [2024-11-14 04:18:47,294 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1746799045] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:47,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:47,295 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:18:47,295 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1866412264] [2024-11-14 04:18:47,295 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:47,295 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:18:47,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:47,295 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:18:47,295 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:18:47,296 INFO L87 Difference]: Start difference. First operand 678 states and 1696 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) [2024-11-14 04:18:47,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:47,931 INFO L93 Difference]: Finished difference Result 840 states and 2062 transitions. [2024-11-14 04:18:47,932 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 04:18:47,932 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 [2024-11-14 04:18:47,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:47,937 INFO L225 Difference]: With dead ends: 840 [2024-11-14 04:18:47,937 INFO L226 Difference]: Without dead ends: 766 [2024-11-14 04:18:47,937 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=78, Invalid=194, Unknown=0, NotChecked=0, Total=272 [2024-11-14 04:18:47,938 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 109 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 421 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 427 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:47,939 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 42 Invalid, 427 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 421 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 04:18:47,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2024-11-14 04:18:47,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 670. [2024-11-14 04:18:47,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 670 states, 662 states have (on average 2.528700906344411) internal successors, (1674), 669 states have internal predecessors, (1674), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:47,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 670 states to 670 states and 1674 transitions. [2024-11-14 04:18:47,960 INFO L78 Accepts]: Start accepts. Automaton has 670 states and 1674 transitions. Word has length 16 [2024-11-14 04:18:47,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:47,962 INFO L471 AbstractCegarLoop]: Abstraction has 670 states and 1674 transitions. [2024-11-14 04:18:47,962 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) [2024-11-14 04:18:47,962 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1674 transitions. [2024-11-14 04:18:47,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:47,963 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:47,963 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:47,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-14 04:18:47,963 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:47,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:47,964 INFO L85 PathProgramCache]: Analyzing trace with hash -88685267, now seen corresponding path program 5 times [2024-11-14 04:18:47,964 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:47,964 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414553837] [2024-11-14 04:18:47,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:47,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:48,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:48,519 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:48,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414553837] [2024-11-14 04:18:48,519 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414553837] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:48,519 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:48,519 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:18:48,519 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258039466] [2024-11-14 04:18:48,519 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:48,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:18:48,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:48,520 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:18:48,520 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:18:48,520 INFO L87 Difference]: Start difference. First operand 670 states and 1674 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) [2024-11-14 04:18:49,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:49,616 INFO L93 Difference]: Finished difference Result 860 states and 2109 transitions. [2024-11-14 04:18:49,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:18:49,616 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 [2024-11-14 04:18:49,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:49,623 INFO L225 Difference]: With dead ends: 860 [2024-11-14 04:18:49,624 INFO L226 Difference]: Without dead ends: 786 [2024-11-14 04:18:49,625 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=101, Invalid=279, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:18:49,625 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 122 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 516 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 516 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:49,629 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 51 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 516 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:18:49,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 786 states. [2024-11-14 04:18:49,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 786 to 582. [2024-11-14 04:18:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 582 states, 574 states have (on average 2.494773519163763) internal successors, (1432), 581 states have internal predecessors, (1432), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:49,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 1432 transitions. [2024-11-14 04:18:49,656 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 1432 transitions. Word has length 16 [2024-11-14 04:18:49,656 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:49,656 INFO L471 AbstractCegarLoop]: Abstraction has 582 states and 1432 transitions. [2024-11-14 04:18:49,657 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) [2024-11-14 04:18:49,657 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1432 transitions. [2024-11-14 04:18:49,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:49,658 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:49,658 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:49,658 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-14 04:18:49,659 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:49,659 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:49,659 INFO L85 PathProgramCache]: Analyzing trace with hash -293763485, now seen corresponding path program 3 times [2024-11-14 04:18:49,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:49,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1086103514] [2024-11-14 04:18:49,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:49,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:50,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:50,288 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:50,288 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1086103514] [2024-11-14 04:18:50,288 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1086103514] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:50,288 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:50,288 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:18:50,288 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136466155] [2024-11-14 04:18:50,288 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:50,288 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:18:50,289 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:50,289 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:18:50,289 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:18:50,289 INFO L87 Difference]: Start difference. First operand 582 states and 1432 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) [2024-11-14 04:18:51,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:51,535 INFO L93 Difference]: Finished difference Result 694 states and 1660 transitions. [2024-11-14 04:18:51,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 04:18:51,535 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 [2024-11-14 04:18:51,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:51,540 INFO L225 Difference]: With dead ends: 694 [2024-11-14 04:18:51,541 INFO L226 Difference]: Without dead ends: 614 [2024-11-14 04:18:51,542 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:18:51,543 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 145 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 525 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:51,544 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 53 Invalid, 525 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 511 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:18:51,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 614 states. [2024-11-14 04:18:51,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 614 to 506. [2024-11-14 04:18:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 506 states, 502 states have (on average 2.444223107569721) internal successors, (1227), 505 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) [2024-11-14 04:18:51,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 506 states and 1227 transitions. [2024-11-14 04:18:51,564 INFO L78 Accepts]: Start accepts. Automaton has 506 states and 1227 transitions. Word has length 16 [2024-11-14 04:18:51,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:51,565 INFO L471 AbstractCegarLoop]: Abstraction has 506 states and 1227 transitions. [2024-11-14 04:18:51,565 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) [2024-11-14 04:18:51,565 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1227 transitions. [2024-11-14 04:18:51,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-14 04:18:51,566 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:51,567 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:51,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-14 04:18:51,568 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:51,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:51,568 INFO L85 PathProgramCache]: Analyzing trace with hash -293763805, now seen corresponding path program 6 times [2024-11-14 04:18:51,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:51,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457958138] [2024-11-14 04:18:51,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:51,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:52,152 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:52,152 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:52,152 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457958138] [2024-11-14 04:18:52,152 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457958138] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:52,153 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:52,153 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-14 04:18:52,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335449950] [2024-11-14 04:18:52,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:52,153 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-14 04:18:52,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:52,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-14 04:18:52,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2024-11-14 04:18:52,154 INFO L87 Difference]: Start difference. First operand 506 states and 1227 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) [2024-11-14 04:18:53,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:53,053 INFO L93 Difference]: Finished difference Result 628 states and 1483 transitions. [2024-11-14 04:18:53,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 04:18:53,054 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 [2024-11-14 04:18:53,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:53,058 INFO L225 Difference]: With dead ends: 628 [2024-11-14 04:18:53,058 INFO L226 Difference]: Without dead ends: 554 [2024-11-14 04:18:53,058 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=196, Unknown=0, NotChecked=0, Total=272 [2024-11-14 04:18:53,059 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 91 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 520 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 534 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 520 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:53,059 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 48 Invalid, 534 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 520 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:18:53,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 554 states. [2024-11-14 04:18:53,070 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 554 to 402. [2024-11-14 04:18:53,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 398 states have (on average 2.3743718592964824) internal successors, (945), 401 states have internal predecessors, (945), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:53,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 945 transitions. [2024-11-14 04:18:53,075 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 945 transitions. Word has length 16 [2024-11-14 04:18:53,075 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:53,075 INFO L471 AbstractCegarLoop]: Abstraction has 402 states and 945 transitions. [2024-11-14 04:18:53,075 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) [2024-11-14 04:18:53,075 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 945 transitions. [2024-11-14 04:18:53,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:18:53,076 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:53,077 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:53,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-14 04:18:53,077 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:53,077 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:53,077 INFO L85 PathProgramCache]: Analyzing trace with hash -1379172566, now seen corresponding path program 1 times [2024-11-14 04:18:53,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:53,077 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [183011170] [2024-11-14 04:18:53,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:53,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:53,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:53,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:53,808 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:53,808 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [183011170] [2024-11-14 04:18:53,808 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [183011170] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:53,808 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:53,808 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:18:53,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692177458] [2024-11-14 04:18:53,808 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:53,809 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:18:53,809 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:53,809 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:18:53,809 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:18:53,809 INFO L87 Difference]: Start difference. First operand 402 states and 945 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) [2024-11-14 04:18:54,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:54,641 INFO L93 Difference]: Finished difference Result 542 states and 1268 transitions. [2024-11-14 04:18:54,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 04:18:54,642 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 [2024-11-14 04:18:54,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:54,646 INFO L225 Difference]: With dead ends: 542 [2024-11-14 04:18:54,646 INFO L226 Difference]: Without dead ends: 524 [2024-11-14 04:18:54,647 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2024-11-14 04:18:54,648 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 115 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 608 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 615 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 608 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:54,648 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 38 Invalid, 615 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 608 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:18:54,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 524 states. [2024-11-14 04:18:54,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 524 to 485. [2024-11-14 04:18:54,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 485 states, 481 states have (on average 2.3825363825363826) internal successors, (1146), 484 states have internal predecessors, (1146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:54,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 485 states and 1146 transitions. [2024-11-14 04:18:54,669 INFO L78 Accepts]: Start accepts. Automaton has 485 states and 1146 transitions. Word has length 18 [2024-11-14 04:18:54,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:54,671 INFO L471 AbstractCegarLoop]: Abstraction has 485 states and 1146 transitions. [2024-11-14 04:18:54,671 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) [2024-11-14 04:18:54,671 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1146 transitions. [2024-11-14 04:18:54,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:18:54,672 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:54,672 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:54,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-14 04:18:54,673 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:54,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:54,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1379172565, now seen corresponding path program 1 times [2024-11-14 04:18:54,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:54,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381903423] [2024-11-14 04:18:54,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:54,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:54,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:55,494 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:55,494 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381903423] [2024-11-14 04:18:55,494 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [381903423] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:55,494 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:55,494 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:18:55,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446696961] [2024-11-14 04:18:55,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:55,495 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:18:55,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:55,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:18:55,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:18:55,496 INFO L87 Difference]: Start difference. First operand 485 states and 1146 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) [2024-11-14 04:18:56,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:56,589 INFO L93 Difference]: Finished difference Result 577 states and 1347 transitions. [2024-11-14 04:18:56,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 04:18:56,589 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 [2024-11-14 04:18:56,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:56,593 INFO L225 Difference]: With dead ends: 577 [2024-11-14 04:18:56,593 INFO L226 Difference]: Without dead ends: 541 [2024-11-14 04:18:56,594 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=170, Invalid=480, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:18:56,595 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 143 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 493 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 493 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:56,595 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 38 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 493 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:18:56,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2024-11-14 04:18:56,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 528. [2024-11-14 04:18:56,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 524 states have (on average 2.3530534351145036) internal successors, (1233), 527 states have internal predecessors, (1233), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:56,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 1233 transitions. [2024-11-14 04:18:56,615 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 1233 transitions. Word has length 18 [2024-11-14 04:18:56,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:56,615 INFO L471 AbstractCegarLoop]: Abstraction has 528 states and 1233 transitions. [2024-11-14 04:18:56,616 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) [2024-11-14 04:18:56,616 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1233 transitions. [2024-11-14 04:18:56,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:18:56,617 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:56,617 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:56,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-14 04:18:56,618 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:56,619 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:56,619 INFO L85 PathProgramCache]: Analyzing trace with hash -540149532, now seen corresponding path program 2 times [2024-11-14 04:18:56,619 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:56,619 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1863704130] [2024-11-14 04:18:56,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:56,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:56,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:57,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:57,391 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:57,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1863704130] [2024-11-14 04:18:57,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1863704130] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:57,392 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:57,392 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:18:57,392 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042183964] [2024-11-14 04:18:57,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:57,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:18:57,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:57,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:18:57,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:18:57,393 INFO L87 Difference]: Start difference. First operand 528 states and 1233 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) [2024-11-14 04:18:58,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:18:58,416 INFO L93 Difference]: Finished difference Result 874 states and 1995 transitions. [2024-11-14 04:18:58,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:18:58,416 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 [2024-11-14 04:18:58,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:18:58,421 INFO L225 Difference]: With dead ends: 874 [2024-11-14 04:18:58,422 INFO L226 Difference]: Without dead ends: 838 [2024-11-14 04:18:58,422 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=347, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:18:58,423 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 161 mSDsluCounter, 30 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 35 SdHoareTripleChecker+Invalid, 600 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:18:58,423 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 35 Invalid, 600 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:18:58,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 838 states. [2024-11-14 04:18:58,440 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 838 to 588. [2024-11-14 04:18:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 588 states, 584 states have (on average 2.3510273972602738) internal successors, (1373), 587 states have internal predecessors, (1373), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:18:58,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 588 states and 1373 transitions. [2024-11-14 04:18:58,445 INFO L78 Accepts]: Start accepts. Automaton has 588 states and 1373 transitions. Word has length 18 [2024-11-14 04:18:58,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:18:58,446 INFO L471 AbstractCegarLoop]: Abstraction has 588 states and 1373 transitions. [2024-11-14 04:18:58,446 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) [2024-11-14 04:18:58,446 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1373 transitions. [2024-11-14 04:18:58,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:18:58,448 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:18:58,448 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:18:58,448 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-14 04:18:58,448 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:18:58,449 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:18:58,449 INFO L85 PathProgramCache]: Analyzing trace with hash 1175815590, now seen corresponding path program 3 times [2024-11-14 04:18:58,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:18:58,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077696596] [2024-11-14 04:18:58,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:18:58,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:18:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:18:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:18:59,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:18:59,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077696596] [2024-11-14 04:18:59,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1077696596] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:18:59,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:18:59,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:18:59,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427379189] [2024-11-14 04:18:59,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:18:59,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:18:59,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:18:59,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:18:59,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:18:59,225 INFO L87 Difference]: Start difference. First operand 588 states and 1373 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) [2024-11-14 04:19:00,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:00,103 INFO L93 Difference]: Finished difference Result 848 states and 1924 transitions. [2024-11-14 04:19:00,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:19:00,104 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 [2024-11-14 04:19:00,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:00,108 INFO L225 Difference]: With dead ends: 848 [2024-11-14 04:19:00,108 INFO L226 Difference]: Without dead ends: 812 [2024-11-14 04:19:00,109 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=108, Invalid=354, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:19:00,110 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 142 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 527 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 37 SdHoareTripleChecker+Invalid, 531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 527 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:00,110 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 37 Invalid, 531 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 527 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:00,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2024-11-14 04:19:00,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 595. [2024-11-14 04:19:00,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 595 states, 591 states have (on average 2.350253807106599) internal successors, (1389), 594 states have internal predecessors, (1389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:00,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 595 states and 1389 transitions. [2024-11-14 04:19:00,130 INFO L78 Accepts]: Start accepts. Automaton has 595 states and 1389 transitions. Word has length 18 [2024-11-14 04:19:00,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:00,131 INFO L471 AbstractCegarLoop]: Abstraction has 595 states and 1389 transitions. [2024-11-14 04:19:00,131 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) [2024-11-14 04:19:00,131 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 1389 transitions. [2024-11-14 04:19:00,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:00,132 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:00,133 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:00,133 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-14 04:19:00,133 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:00,133 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:00,134 INFO L85 PathProgramCache]: Analyzing trace with hash -167932248, now seen corresponding path program 4 times [2024-11-14 04:19:00,134 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:00,134 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [539132949] [2024-11-14 04:19:00,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:00,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:00,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:00,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:00,901 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:00,902 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [539132949] [2024-11-14 04:19:00,902 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [539132949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:00,902 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:00,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:00,902 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1567942987] [2024-11-14 04:19:00,902 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:00,903 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:00,903 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:00,903 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:00,903 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:00,903 INFO L87 Difference]: Start difference. First operand 595 states and 1389 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) [2024-11-14 04:19:02,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:02,023 INFO L93 Difference]: Finished difference Result 1175 states and 2699 transitions. [2024-11-14 04:19:02,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:19:02,023 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 [2024-11-14 04:19:02,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:02,030 INFO L225 Difference]: With dead ends: 1175 [2024-11-14 04:19:02,030 INFO L226 Difference]: Without dead ends: 1139 [2024-11-14 04:19:02,031 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 70 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=97, Invalid=323, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:19:02,031 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 144 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 724 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 724 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:02,032 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 45 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 724 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:19:02,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1139 states. [2024-11-14 04:19:02,046 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1139 to 615. [2024-11-14 04:19:02,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 615 states, 611 states have (on average 2.3633387888707036) internal successors, (1444), 614 states have internal predecessors, (1444), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:02,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 615 states and 1444 transitions. [2024-11-14 04:19:02,051 INFO L78 Accepts]: Start accepts. Automaton has 615 states and 1444 transitions. Word has length 18 [2024-11-14 04:19:02,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:02,052 INFO L471 AbstractCegarLoop]: Abstraction has 615 states and 1444 transitions. [2024-11-14 04:19:02,052 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) [2024-11-14 04:19:02,052 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1444 transitions. [2024-11-14 04:19:02,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:02,054 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:02,054 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:02,054 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-14 04:19:02,054 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:02,054 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:02,054 INFO L85 PathProgramCache]: Analyzing trace with hash 1548032874, now seen corresponding path program 5 times [2024-11-14 04:19:02,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:02,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7775983] [2024-11-14 04:19:02,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:02,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:02,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:02,755 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:02,755 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:02,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7775983] [2024-11-14 04:19:02,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7775983] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:02,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:02,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:02,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962396587] [2024-11-14 04:19:02,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:02,757 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:02,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:02,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:02,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:02,758 INFO L87 Difference]: Start difference. First operand 615 states and 1444 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) [2024-11-14 04:19:03,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:03,567 INFO L93 Difference]: Finished difference Result 1107 states and 2561 transitions. [2024-11-14 04:19:03,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 04:19:03,568 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 [2024-11-14 04:19:03,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:03,574 INFO L225 Difference]: With dead ends: 1107 [2024-11-14 04:19:03,574 INFO L226 Difference]: Without dead ends: 1071 [2024-11-14 04:19:03,575 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=76, Invalid=266, Unknown=0, NotChecked=0, Total=342 [2024-11-14 04:19:03,575 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 128 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 543 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 41 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 543 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:03,576 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 41 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 543 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:03,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1071 states. [2024-11-14 04:19:03,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1071 to 611. [2024-11-14 04:19:03,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 611 states, 607 states have (on average 2.360790774299835) internal successors, (1433), 610 states have internal predecessors, (1433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:03,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 1433 transitions. [2024-11-14 04:19:03,595 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 1433 transitions. Word has length 18 [2024-11-14 04:19:03,596 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:03,596 INFO L471 AbstractCegarLoop]: Abstraction has 611 states and 1433 transitions. [2024-11-14 04:19:03,596 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) [2024-11-14 04:19:03,596 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 1433 transitions. [2024-11-14 04:19:03,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:03,598 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:03,598 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:03,598 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-14 04:19:03,598 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:03,598 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:03,599 INFO L85 PathProgramCache]: Analyzing trace with hash 742676484, now seen corresponding path program 6 times [2024-11-14 04:19:03,599 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:03,599 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889259364] [2024-11-14 04:19:03,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:03,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:03,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:04,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:04,268 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:04,268 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889259364] [2024-11-14 04:19:04,268 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889259364] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:04,268 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:04,269 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:04,269 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535106305] [2024-11-14 04:19:04,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:04,269 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:04,269 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:04,270 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:04,270 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:04,271 INFO L87 Difference]: Start difference. First operand 611 states and 1433 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) [2024-11-14 04:19:05,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:05,136 INFO L93 Difference]: Finished difference Result 897 states and 2101 transitions. [2024-11-14 04:19:05,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 04:19:05,137 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 [2024-11-14 04:19:05,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:05,142 INFO L225 Difference]: With dead ends: 897 [2024-11-14 04:19:05,142 INFO L226 Difference]: Without dead ends: 861 [2024-11-14 04:19:05,143 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2024-11-14 04:19:05,144 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 118 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 679 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 118 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 679 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:05,144 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [118 Valid, 52 Invalid, 691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 679 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:05,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2024-11-14 04:19:05,159 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 689. [2024-11-14 04:19:05,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 689 states, 685 states have (on average 2.4014598540145986) internal successors, (1645), 688 states have internal predecessors, (1645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:05,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 689 states and 1645 transitions. [2024-11-14 04:19:05,166 INFO L78 Accepts]: Start accepts. Automaton has 689 states and 1645 transitions. Word has length 18 [2024-11-14 04:19:05,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:05,166 INFO L471 AbstractCegarLoop]: Abstraction has 689 states and 1645 transitions. [2024-11-14 04:19:05,166 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) [2024-11-14 04:19:05,166 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1645 transitions. [2024-11-14 04:19:05,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:05,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:05,168 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:05,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-14 04:19:05,169 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:05,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:05,169 INFO L85 PathProgramCache]: Analyzing trace with hash 1662811243, now seen corresponding path program 2 times [2024-11-14 04:19:05,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:05,170 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [421367784] [2024-11-14 04:19:05,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:05,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:05,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:05,869 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:05,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [421367784] [2024-11-14 04:19:05,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [421367784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:05,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:05,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:05,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [6472925] [2024-11-14 04:19:05,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:05,871 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:05,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:05,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:05,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:05,872 INFO L87 Difference]: Start difference. First operand 689 states and 1645 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) [2024-11-14 04:19:06,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:06,783 INFO L93 Difference]: Finished difference Result 950 states and 2201 transitions. [2024-11-14 04:19:06,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:19:06,784 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 [2024-11-14 04:19:06,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:06,789 INFO L225 Difference]: With dead ends: 950 [2024-11-14 04:19:06,790 INFO L226 Difference]: Without dead ends: 914 [2024-11-14 04:19:06,790 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=107, Invalid=313, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:19:06,791 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 129 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 635 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 635 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:06,791 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 52 Invalid, 646 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 635 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:06,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2024-11-14 04:19:06,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 691. [2024-11-14 04:19:06,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 687 states have (on average 2.400291120815138) internal successors, (1649), 690 states have internal predecessors, (1649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:06,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 1649 transitions. [2024-11-14 04:19:06,811 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 1649 transitions. Word has length 18 [2024-11-14 04:19:06,811 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:06,811 INFO L471 AbstractCegarLoop]: Abstraction has 691 states and 1649 transitions. [2024-11-14 04:19:06,812 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) [2024-11-14 04:19:06,812 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1649 transitions. [2024-11-14 04:19:06,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:06,813 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:06,814 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:06,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-14 04:19:06,814 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:06,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:06,815 INFO L85 PathProgramCache]: Analyzing trace with hash 1662504042, now seen corresponding path program 1 times [2024-11-14 04:19:06,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:06,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284361695] [2024-11-14 04:19:06,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:06,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:07,242 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:07,243 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:07,243 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284361695] [2024-11-14 04:19:07,243 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284361695] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:07,243 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:07,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:19:07,244 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096492932] [2024-11-14 04:19:07,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:07,245 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:19:07,246 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:07,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:19:07,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:19:07,247 INFO L87 Difference]: Start difference. First operand 691 states and 1649 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) [2024-11-14 04:19:08,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:08,026 INFO L93 Difference]: Finished difference Result 838 states and 1956 transitions. [2024-11-14 04:19:08,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:19:08,026 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 [2024-11-14 04:19:08,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:08,031 INFO L225 Difference]: With dead ends: 838 [2024-11-14 04:19:08,031 INFO L226 Difference]: Without dead ends: 826 [2024-11-14 04:19:08,032 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:19:08,032 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 194 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 492 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 194 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 503 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 492 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:08,033 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [194 Valid, 40 Invalid, 503 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 492 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:08,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 826 states. [2024-11-14 04:19:08,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 826 to 767. [2024-11-14 04:19:08,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 767 states, 763 states have (on average 2.403669724770642) internal successors, (1834), 766 states have internal predecessors, (1834), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:08,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 767 states and 1834 transitions. [2024-11-14 04:19:08,054 INFO L78 Accepts]: Start accepts. Automaton has 767 states and 1834 transitions. Word has length 18 [2024-11-14 04:19:08,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:08,055 INFO L471 AbstractCegarLoop]: Abstraction has 767 states and 1834 transitions. [2024-11-14 04:19:08,055 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) [2024-11-14 04:19:08,055 INFO L276 IsEmpty]: Start isEmpty. Operand 767 states and 1834 transitions. [2024-11-14 04:19:08,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:08,057 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:08,057 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:08,057 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-14 04:19:08,057 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:08,058 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:08,058 INFO L85 PathProgramCache]: Analyzing trace with hash 1662504043, now seen corresponding path program 1 times [2024-11-14 04:19:08,058 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:08,058 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334425682] [2024-11-14 04:19:08,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:08,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:08,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:08,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:08,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:08,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334425682] [2024-11-14 04:19:08,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334425682] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:08,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:08,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:08,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1528753436] [2024-11-14 04:19:08,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:08,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:08,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:08,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:08,719 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:08,719 INFO L87 Difference]: Start difference. First operand 767 states and 1834 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) [2024-11-14 04:19:09,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:09,715 INFO L93 Difference]: Finished difference Result 975 states and 2288 transitions. [2024-11-14 04:19:09,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:19:09,716 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 [2024-11-14 04:19:09,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:09,721 INFO L225 Difference]: With dead ends: 975 [2024-11-14 04:19:09,721 INFO L226 Difference]: Without dead ends: 887 [2024-11-14 04:19:09,722 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:19:09,724 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 129 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 511 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 511 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:09,724 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 48 Invalid, 524 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 511 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:09,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 887 states. [2024-11-14 04:19:09,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 887 to 691. [2024-11-14 04:19:09,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 687 states have (on average 2.3770014556040757) internal successors, (1633), 690 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:09,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 1633 transitions. [2024-11-14 04:19:09,742 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 1633 transitions. Word has length 18 [2024-11-14 04:19:09,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:09,743 INFO L471 AbstractCegarLoop]: Abstraction has 691 states and 1633 transitions. [2024-11-14 04:19:09,743 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) [2024-11-14 04:19:09,743 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1633 transitions. [2024-11-14 04:19:09,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:09,744 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:09,744 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:09,744 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-14 04:19:09,745 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:09,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:09,745 INFO L85 PathProgramCache]: Analyzing trace with hash -66415064, now seen corresponding path program 7 times [2024-11-14 04:19:09,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:09,745 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [220571204] [2024-11-14 04:19:09,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:09,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:09,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:10,471 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:10,471 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:10,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [220571204] [2024-11-14 04:19:10,471 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [220571204] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:10,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:10,472 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:10,472 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [310485013] [2024-11-14 04:19:10,472 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:10,472 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:10,472 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:10,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:10,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:10,473 INFO L87 Difference]: Start difference. First operand 691 states and 1633 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) [2024-11-14 04:19:11,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:11,365 INFO L93 Difference]: Finished difference Result 1078 states and 2454 transitions. [2024-11-14 04:19:11,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:19:11,366 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 [2024-11-14 04:19:11,366 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:11,371 INFO L225 Difference]: With dead ends: 1078 [2024-11-14 04:19:11,371 INFO L226 Difference]: Without dead ends: 1042 [2024-11-14 04:19:11,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=107, Invalid=355, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:19:11,373 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 146 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 717 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 50 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 717 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:11,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 50 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 717 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:11,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2024-11-14 04:19:11,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 691. [2024-11-14 04:19:11,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 691 states, 687 states have (on average 2.3770014556040757) internal successors, (1633), 690 states have internal predecessors, (1633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:11,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 691 states and 1633 transitions. [2024-11-14 04:19:11,390 INFO L78 Accepts]: Start accepts. Automaton has 691 states and 1633 transitions. Word has length 18 [2024-11-14 04:19:11,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:11,391 INFO L471 AbstractCegarLoop]: Abstraction has 691 states and 1633 transitions. [2024-11-14 04:19:11,391 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) [2024-11-14 04:19:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1633 transitions. [2024-11-14 04:19:11,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:11,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:11,393 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:11,393 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-14 04:19:11,393 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:11,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:11,393 INFO L85 PathProgramCache]: Analyzing trace with hash 1649550058, now seen corresponding path program 8 times [2024-11-14 04:19:11,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:11,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1927311993] [2024-11-14 04:19:11,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:11,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:11,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:11,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:11,969 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:11,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1927311993] [2024-11-14 04:19:11,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1927311993] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:11,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:11,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:11,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189091513] [2024-11-14 04:19:11,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:11,971 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:11,971 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:11,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:11,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:11,972 INFO L87 Difference]: Start difference. First operand 691 states and 1633 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) [2024-11-14 04:19:12,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:12,729 INFO L93 Difference]: Finished difference Result 1010 states and 2316 transitions. [2024-11-14 04:19:12,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:19:12,730 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 [2024-11-14 04:19:12,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:12,733 INFO L225 Difference]: With dead ends: 1010 [2024-11-14 04:19:12,733 INFO L226 Difference]: Without dead ends: 974 [2024-11-14 04:19:12,734 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=83, Invalid=297, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:19:12,734 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 123 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 690 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 695 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 690 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:12,735 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 57 Invalid, 695 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 690 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:12,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 974 states. [2024-11-14 04:19:12,745 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 974 to 667. [2024-11-14 04:19:12,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 667 states, 663 states have (on average 2.374057315233786) internal successors, (1574), 666 states have internal predecessors, (1574), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:12,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 1574 transitions. [2024-11-14 04:19:12,750 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 1574 transitions. Word has length 18 [2024-11-14 04:19:12,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:12,751 INFO L471 AbstractCegarLoop]: Abstraction has 667 states and 1574 transitions. [2024-11-14 04:19:12,751 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) [2024-11-14 04:19:12,751 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1574 transitions. [2024-11-14 04:19:12,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:12,752 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:12,752 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:12,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-14 04:19:12,753 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:12,753 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:12,753 INFO L85 PathProgramCache]: Analyzing trace with hash 844193668, now seen corresponding path program 9 times [2024-11-14 04:19:12,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:12,753 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [556130673] [2024-11-14 04:19:12,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:12,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:12,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:13,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:13,286 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:13,286 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [556130673] [2024-11-14 04:19:13,286 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [556130673] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:13,286 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:13,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:13,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463057600] [2024-11-14 04:19:13,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:13,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:13,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:13,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:13,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:13,288 INFO L87 Difference]: Start difference. First operand 667 states and 1574 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) [2024-11-14 04:19:14,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:14,040 INFO L93 Difference]: Finished difference Result 973 states and 2293 transitions. [2024-11-14 04:19:14,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:19:14,041 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 [2024-11-14 04:19:14,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:14,045 INFO L225 Difference]: With dead ends: 973 [2024-11-14 04:19:14,046 INFO L226 Difference]: Without dead ends: 937 [2024-11-14 04:19:14,046 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=89, Invalid=291, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:19:14,047 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 125 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 687 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:14,048 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 56 Invalid, 687 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:14,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 937 states. [2024-11-14 04:19:14,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 937 to 745. [2024-11-14 04:19:14,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 745 states, 741 states have (on average 2.41025641025641) internal successors, (1786), 744 states have internal predecessors, (1786), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:14,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1786 transitions. [2024-11-14 04:19:14,070 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1786 transitions. Word has length 18 [2024-11-14 04:19:14,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:14,070 INFO L471 AbstractCegarLoop]: Abstraction has 745 states and 1786 transitions. [2024-11-14 04:19:14,070 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) [2024-11-14 04:19:14,071 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1786 transitions. [2024-11-14 04:19:14,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:14,072 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:14,072 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:14,072 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2024-11-14 04:19:14,072 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:14,073 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:14,073 INFO L85 PathProgramCache]: Analyzing trace with hash 1764328427, now seen corresponding path program 3 times [2024-11-14 04:19:14,073 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:14,073 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880059873] [2024-11-14 04:19:14,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:14,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:14,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:14,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:14,717 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:14,717 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880059873] [2024-11-14 04:19:14,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880059873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:14,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:14,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:14,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674013373] [2024-11-14 04:19:14,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:14,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:14,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:14,718 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:14,718 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:14,718 INFO L87 Difference]: Start difference. First operand 745 states and 1786 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) [2024-11-14 04:19:15,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:15,837 INFO L93 Difference]: Finished difference Result 974 states and 2282 transitions. [2024-11-14 04:19:15,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 04:19:15,837 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 [2024-11-14 04:19:15,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:15,842 INFO L225 Difference]: With dead ends: 974 [2024-11-14 04:19:15,842 INFO L226 Difference]: Without dead ends: 938 [2024-11-14 04:19:15,843 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 127 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=177, Invalid=525, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:19:15,843 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 151 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 782 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 782 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:15,844 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 72 Invalid, 801 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 782 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:19:15,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 938 states. [2024-11-14 04:19:15,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 938 to 731. [2024-11-14 04:19:15,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 731 states, 727 states have (on average 2.407152682255846) internal successors, (1750), 730 states have internal predecessors, (1750), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:15,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 731 states and 1750 transitions. [2024-11-14 04:19:15,861 INFO L78 Accepts]: Start accepts. Automaton has 731 states and 1750 transitions. Word has length 18 [2024-11-14 04:19:15,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:15,862 INFO L471 AbstractCegarLoop]: Abstraction has 731 states and 1750 transitions. [2024-11-14 04:19:15,862 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) [2024-11-14 04:19:15,862 INFO L276 IsEmpty]: Start isEmpty. Operand 731 states and 1750 transitions. [2024-11-14 04:19:15,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:15,863 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:15,863 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:15,864 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-11-14 04:19:15,864 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:15,864 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:15,864 INFO L85 PathProgramCache]: Analyzing trace with hash 1764021226, now seen corresponding path program 2 times [2024-11-14 04:19:15,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:15,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369427134] [2024-11-14 04:19:15,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:15,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:15,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:16,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:16,209 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:16,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369427134] [2024-11-14 04:19:16,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369427134] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:16,210 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:16,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:19:16,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [349744639] [2024-11-14 04:19:16,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:16,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:19:16,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:16,211 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:19:16,211 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:19:16,211 INFO L87 Difference]: Start difference. First operand 731 states and 1750 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) [2024-11-14 04:19:17,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:17,048 INFO L93 Difference]: Finished difference Result 1068 states and 2467 transitions. [2024-11-14 04:19:17,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:19:17,048 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 [2024-11-14 04:19:17,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:17,051 INFO L225 Difference]: With dead ends: 1068 [2024-11-14 04:19:17,051 INFO L226 Difference]: Without dead ends: 1056 [2024-11-14 04:19:17,052 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=160, Invalid=392, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:19:17,052 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 222 mSDsluCounter, 35 mSDsCounter, 0 mSdLazyCounter, 500 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 222 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 508 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 500 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:17,053 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [222 Valid, 44 Invalid, 508 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 500 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:17,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2024-11-14 04:19:17,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 807. [2024-11-14 04:19:17,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 807 states, 803 states have (on average 2.4097135740971356) internal successors, (1935), 806 states have internal predecessors, (1935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 807 states to 807 states and 1935 transitions. [2024-11-14 04:19:17,073 INFO L78 Accepts]: Start accepts. Automaton has 807 states and 1935 transitions. Word has length 18 [2024-11-14 04:19:17,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:17,073 INFO L471 AbstractCegarLoop]: Abstraction has 807 states and 1935 transitions. [2024-11-14 04:19:17,073 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) [2024-11-14 04:19:17,073 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1935 transitions. [2024-11-14 04:19:17,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:17,074 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:17,075 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:17,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-14 04:19:17,075 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:17,075 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:17,075 INFO L85 PathProgramCache]: Analyzing trace with hash 1764021227, now seen corresponding path program 2 times [2024-11-14 04:19:17,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:17,075 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485032786] [2024-11-14 04:19:17,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:17,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:17,669 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:17,669 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:17,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485032786] [2024-11-14 04:19:17,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485032786] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:17,669 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:17,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:17,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932233954] [2024-11-14 04:19:17,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:17,670 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:17,670 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:17,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:17,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:17,671 INFO L87 Difference]: Start difference. First operand 807 states and 1935 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) [2024-11-14 04:19:18,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:18,625 INFO L93 Difference]: Finished difference Result 963 states and 2280 transitions. [2024-11-14 04:19:18,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 04:19:18,626 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 [2024-11-14 04:19:18,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:18,629 INFO L225 Difference]: With dead ends: 963 [2024-11-14 04:19:18,629 INFO L226 Difference]: Without dead ends: 875 [2024-11-14 04:19:18,629 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 113 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=187, Invalid=515, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:19:18,630 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 147 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 616 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:18,630 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 59 Invalid, 616 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:18,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 875 states. [2024-11-14 04:19:18,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 875 to 651. [2024-11-14 04:19:18,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 651 states, 647 states have (on average 2.364760432766615) internal successors, (1530), 650 states have internal predecessors, (1530), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:18,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 651 states and 1530 transitions. [2024-11-14 04:19:18,650 INFO L78 Accepts]: Start accepts. Automaton has 651 states and 1530 transitions. Word has length 18 [2024-11-14 04:19:18,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:18,651 INFO L471 AbstractCegarLoop]: Abstraction has 651 states and 1530 transitions. [2024-11-14 04:19:18,651 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) [2024-11-14 04:19:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1530 transitions. [2024-11-14 04:19:18,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:18,652 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:18,652 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:18,652 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2024-11-14 04:19:18,653 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:18,653 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:18,653 INFO L85 PathProgramCache]: Analyzing trace with hash 241016384, now seen corresponding path program 10 times [2024-11-14 04:19:18,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:18,653 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [728669543] [2024-11-14 04:19:18,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:18,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:19,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:19,178 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:19,178 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [728669543] [2024-11-14 04:19:19,178 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [728669543] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:19,178 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:19,178 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:19,178 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [706006937] [2024-11-14 04:19:19,178 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:19,178 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:19,179 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:19,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:19,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:19,179 INFO L87 Difference]: Start difference. First operand 651 states and 1530 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) [2024-11-14 04:19:19,870 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:19,870 INFO L93 Difference]: Finished difference Result 703 states and 1615 transitions. [2024-11-14 04:19:19,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:19:19,870 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 [2024-11-14 04:19:19,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:19,872 INFO L225 Difference]: With dead ends: 703 [2024-11-14 04:19:19,872 INFO L226 Difference]: Without dead ends: 667 [2024-11-14 04:19:19,873 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=89, Invalid=291, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:19:19,873 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 129 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 564 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 129 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 579 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 564 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:19,873 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [129 Valid, 48 Invalid, 579 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 564 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:19,874 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2024-11-14 04:19:19,881 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 517. [2024-11-14 04:19:19,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 513 states have (on average 2.3567251461988303) internal successors, (1209), 516 states have internal predecessors, (1209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:19,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 1209 transitions. [2024-11-14 04:19:19,884 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 1209 transitions. Word has length 18 [2024-11-14 04:19:19,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:19,884 INFO L471 AbstractCegarLoop]: Abstraction has 517 states and 1209 transitions. [2024-11-14 04:19:19,884 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) [2024-11-14 04:19:19,884 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 1209 transitions. [2024-11-14 04:19:19,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:19,885 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:19,885 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:19,885 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2024-11-14 04:19:19,885 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:19,886 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:19,886 INFO L85 PathProgramCache]: Analyzing trace with hash 1161151143, now seen corresponding path program 4 times [2024-11-14 04:19:19,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:19,886 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1479227959] [2024-11-14 04:19:19,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:19,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:19,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:20,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:20,441 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:20,442 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1479227959] [2024-11-14 04:19:20,442 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1479227959] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:20,442 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:20,442 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:20,442 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591200095] [2024-11-14 04:19:20,442 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:20,442 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:20,442 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:20,443 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:20,443 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:20,443 INFO L87 Difference]: Start difference. First operand 517 states and 1209 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) [2024-11-14 04:19:21,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:21,215 INFO L93 Difference]: Finished difference Result 704 states and 1604 transitions. [2024-11-14 04:19:21,215 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 04:19:21,215 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 [2024-11-14 04:19:21,216 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:21,218 INFO L225 Difference]: With dead ends: 704 [2024-11-14 04:19:21,218 INFO L226 Difference]: Without dead ends: 668 [2024-11-14 04:19:21,219 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=145, Invalid=407, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:19:21,223 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 148 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 502 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 46 SdHoareTripleChecker+Invalid, 520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 502 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:21,223 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 46 Invalid, 520 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 502 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:21,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 668 states. [2024-11-14 04:19:21,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 668 to 497. [2024-11-14 04:19:21,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 493 states have (on average 2.359026369168357) internal successors, (1163), 496 states have internal predecessors, (1163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:21,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 1163 transitions. [2024-11-14 04:19:21,237 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 1163 transitions. Word has length 18 [2024-11-14 04:19:21,237 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:21,237 INFO L471 AbstractCegarLoop]: Abstraction has 497 states and 1163 transitions. [2024-11-14 04:19:21,237 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) [2024-11-14 04:19:21,238 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1163 transitions. [2024-11-14 04:19:21,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:21,242 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:21,242 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:21,242 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-14 04:19:21,242 INFO L396 AbstractCegarLoop]: === Iteration 31 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:21,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:21,243 INFO L85 PathProgramCache]: Analyzing trace with hash 1160843942, now seen corresponding path program 3 times [2024-11-14 04:19:21,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:21,243 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1677387797] [2024-11-14 04:19:21,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:21,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:21,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:21,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:21,583 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:21,583 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1677387797] [2024-11-14 04:19:21,583 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1677387797] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:21,583 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:21,583 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:19:21,583 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496287465] [2024-11-14 04:19:21,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:21,583 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:19:21,583 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:21,584 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:19:21,584 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:19:21,584 INFO L87 Difference]: Start difference. First operand 497 states and 1163 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) [2024-11-14 04:19:22,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:22,301 INFO L93 Difference]: Finished difference Result 684 states and 1567 transitions. [2024-11-14 04:19:22,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:19:22,302 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 [2024-11-14 04:19:22,302 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:22,304 INFO L225 Difference]: With dead ends: 684 [2024-11-14 04:19:22,304 INFO L226 Difference]: Without dead ends: 672 [2024-11-14 04:19:22,305 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=165, Invalid=387, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:19:22,305 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 200 mSDsluCounter, 31 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 200 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 474 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:22,305 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [200 Valid, 40 Invalid, 474 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 04:19:22,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 672 states. [2024-11-14 04:19:22,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 672 to 557. [2024-11-14 04:19:22,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 553 states have (on average 2.365280289330922) internal successors, (1308), 556 states have internal predecessors, (1308), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:22,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 1308 transitions. [2024-11-14 04:19:22,315 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 1308 transitions. Word has length 18 [2024-11-14 04:19:22,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:22,315 INFO L471 AbstractCegarLoop]: Abstraction has 557 states and 1308 transitions. [2024-11-14 04:19:22,316 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) [2024-11-14 04:19:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1308 transitions. [2024-11-14 04:19:22,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:22,316 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:22,316 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:22,317 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2024-11-14 04:19:22,317 INFO L396 AbstractCegarLoop]: === Iteration 32 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:22,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:22,317 INFO L85 PathProgramCache]: Analyzing trace with hash 1160843943, now seen corresponding path program 3 times [2024-11-14 04:19:22,317 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:22,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1377362648] [2024-11-14 04:19:22,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:22,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:22,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:22,756 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:22,756 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:22,756 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1377362648] [2024-11-14 04:19:22,756 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1377362648] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:22,756 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:22,756 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:22,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644935457] [2024-11-14 04:19:22,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:22,756 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:22,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:22,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:22,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:22,757 INFO L87 Difference]: Start difference. First operand 557 states and 1308 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) [2024-11-14 04:19:23,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:23,758 INFO L93 Difference]: Finished difference Result 661 states and 1550 transitions. [2024-11-14 04:19:23,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 04:19:23,759 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 [2024-11-14 04:19:23,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:23,761 INFO L225 Difference]: With dead ends: 661 [2024-11-14 04:19:23,761 INFO L226 Difference]: Without dead ends: 573 [2024-11-14 04:19:23,762 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=182, Invalid=520, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:19:23,763 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 134 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 625 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:23,763 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 65 Invalid, 625 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:23,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2024-11-14 04:19:23,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 493. [2024-11-14 04:19:23,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 493 states, 489 states have (on average 2.314928425357873) internal successors, (1132), 492 states have internal predecessors, (1132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:23,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 1132 transitions. [2024-11-14 04:19:23,778 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 1132 transitions. Word has length 18 [2024-11-14 04:19:23,778 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:23,778 INFO L471 AbstractCegarLoop]: Abstraction has 493 states and 1132 transitions. [2024-11-14 04:19:23,778 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) [2024-11-14 04:19:23,778 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1132 transitions. [2024-11-14 04:19:23,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:23,779 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:23,779 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:23,780 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2024-11-14 04:19:23,780 INFO L396 AbstractCegarLoop]: === Iteration 33 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:23,780 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:23,780 INFO L85 PathProgramCache]: Analyzing trace with hash -2127170905, now seen corresponding path program 4 times [2024-11-14 04:19:23,781 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:23,781 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1943335218] [2024-11-14 04:19:23,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:23,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:24,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:24,223 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:24,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1943335218] [2024-11-14 04:19:24,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1943335218] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:24,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:24,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:24,223 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760139095] [2024-11-14 04:19:24,223 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:24,224 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:24,224 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:24,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:24,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:24,224 INFO L87 Difference]: Start difference. First operand 493 states and 1132 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) [2024-11-14 04:19:25,181 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:25,181 INFO L93 Difference]: Finished difference Result 505 states and 1149 transitions. [2024-11-14 04:19:25,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 04:19:25,182 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 [2024-11-14 04:19:25,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:25,184 INFO L225 Difference]: With dead ends: 505 [2024-11-14 04:19:25,184 INFO L226 Difference]: Without dead ends: 417 [2024-11-14 04:19:25,184 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=156, Invalid=546, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:19:25,185 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 143 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 588 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:25,185 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 51 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 588 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:25,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2024-11-14 04:19:25,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 417. [2024-11-14 04:19:25,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 417 states, 413 states have (on average 2.2832929782082325) internal successors, (943), 416 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:25,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 417 states and 943 transitions. [2024-11-14 04:19:25,194 INFO L78 Accepts]: Start accepts. Automaton has 417 states and 943 transitions. Word has length 18 [2024-11-14 04:19:25,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:25,194 INFO L471 AbstractCegarLoop]: Abstraction has 417 states and 943 transitions. [2024-11-14 04:19:25,194 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) [2024-11-14 04:19:25,194 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 943 transitions. [2024-11-14 04:19:25,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:25,195 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:25,195 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:25,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2024-11-14 04:19:25,195 INFO L396 AbstractCegarLoop]: === Iteration 34 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:25,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:25,195 INFO L85 PathProgramCache]: Analyzing trace with hash -524291350, now seen corresponding path program 4 times [2024-11-14 04:19:25,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:25,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1270444891] [2024-11-14 04:19:25,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:25,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:25,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:25,687 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:25,687 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1270444891] [2024-11-14 04:19:25,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1270444891] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:25,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:25,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:25,687 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757381541] [2024-11-14 04:19:25,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:25,688 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:25,688 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:25,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:25,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:25,688 INFO L87 Difference]: Start difference. First operand 417 states and 943 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) [2024-11-14 04:19:26,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:26,202 INFO L93 Difference]: Finished difference Result 417 states and 943 transitions. [2024-11-14 04:19:26,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 04:19:26,203 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 [2024-11-14 04:19:26,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:26,205 INFO L225 Difference]: With dead ends: 417 [2024-11-14 04:19:26,205 INFO L226 Difference]: Without dead ends: 405 [2024-11-14 04:19:26,205 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2024-11-14 04:19:26,206 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 85 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 398 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:26,206 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 33 Invalid, 403 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 398 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 04:19:26,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405 states. [2024-11-14 04:19:26,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405 to 405. [2024-11-14 04:19:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 402 states have (on average 2.27363184079602) internal successors, (914), 404 states have internal predecessors, (914), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:26,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 914 transitions. [2024-11-14 04:19:26,213 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 914 transitions. Word has length 18 [2024-11-14 04:19:26,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:26,213 INFO L471 AbstractCegarLoop]: Abstraction has 405 states and 914 transitions. [2024-11-14 04:19:26,213 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) [2024-11-14 04:19:26,213 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 914 transitions. [2024-11-14 04:19:26,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-14 04:19:26,214 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:26,214 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-14 04:19:26,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2024-11-14 04:19:26,214 INFO L396 AbstractCegarLoop]: === Iteration 35 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:26,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:26,215 INFO L85 PathProgramCache]: Analyzing trace with hash -524291349, now seen corresponding path program 5 times [2024-11-14 04:19:26,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:26,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646254069] [2024-11-14 04:19:26,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:26,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:26,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:26,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:26,678 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:26,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646254069] [2024-11-14 04:19:26,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646254069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:26,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:26,678 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:26,678 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2140801317] [2024-11-14 04:19:26,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:26,679 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:26,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:26,679 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:26,679 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:26,680 INFO L87 Difference]: Start difference. First operand 405 states and 914 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) [2024-11-14 04:19:27,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:27,465 INFO L93 Difference]: Finished difference Result 405 states and 914 transitions. [2024-11-14 04:19:27,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:19:27,465 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 [2024-11-14 04:19:27,465 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:27,467 INFO L225 Difference]: With dead ends: 405 [2024-11-14 04:19:27,467 INFO L226 Difference]: Without dead ends: 317 [2024-11-14 04:19:27,467 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=142, Invalid=458, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:19:27,468 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 123 mSDsluCounter, 36 mSDsCounter, 0 mSdLazyCounter, 508 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 43 SdHoareTripleChecker+Invalid, 518 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 508 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:27,468 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 43 Invalid, 518 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 508 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:27,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 317 states. [2024-11-14 04:19:27,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 317 to 317. [2024-11-14 04:19:27,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 317 states, 315 states have (on average 2.2603174603174603) internal successors, (712), 316 states have internal predecessors, (712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:27,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 317 states and 712 transitions. [2024-11-14 04:19:27,475 INFO L78 Accepts]: Start accepts. Automaton has 317 states and 712 transitions. Word has length 18 [2024-11-14 04:19:27,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:27,475 INFO L471 AbstractCegarLoop]: Abstraction has 317 states and 712 transitions. [2024-11-14 04:19:27,475 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) [2024-11-14 04:19:27,475 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 712 transitions. [2024-11-14 04:19:27,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-14 04:19:27,476 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:27,476 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] [2024-11-14 04:19:27,476 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2024-11-14 04:19:27,476 INFO L396 AbstractCegarLoop]: === Iteration 36 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:27,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:27,476 INFO L85 PathProgramCache]: Analyzing trace with hash 642836151, now seen corresponding path program 1 times [2024-11-14 04:19:27,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:27,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [720530175] [2024-11-14 04:19:27,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:27,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:27,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:27,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:27,982 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:27,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [720530175] [2024-11-14 04:19:27,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [720530175] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:27,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:27,983 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:27,983 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [549013598] [2024-11-14 04:19:27,983 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:27,983 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:27,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:27,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:27,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:27,984 INFO L87 Difference]: Start difference. First operand 317 states and 712 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) [2024-11-14 04:19:28,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:28,624 INFO L93 Difference]: Finished difference Result 616 states and 1340 transitions. [2024-11-14 04:19:28,625 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:19:28,625 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 [2024-11-14 04:19:28,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:28,627 INFO L225 Difference]: With dead ends: 616 [2024-11-14 04:19:28,627 INFO L226 Difference]: Without dead ends: 592 [2024-11-14 04:19:28,628 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=104, Invalid=316, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:19:28,628 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 139 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 432 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 139 SdHoareTripleChecker+Valid, 30 SdHoareTripleChecker+Invalid, 439 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 432 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:28,629 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [139 Valid, 30 Invalid, 439 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 432 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 04:19:28,630 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 592 states. [2024-11-14 04:19:28,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 592 to 321. [2024-11-14 04:19:28,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 319 states have (on average 2.2664576802507836) internal successors, (723), 320 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:28,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 723 transitions. [2024-11-14 04:19:28,635 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 723 transitions. Word has length 20 [2024-11-14 04:19:28,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:28,635 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 723 transitions. [2024-11-14 04:19:28,635 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) [2024-11-14 04:19:28,635 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 723 transitions. [2024-11-14 04:19:28,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-14 04:19:28,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:28,636 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] [2024-11-14 04:19:28,636 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2024-11-14 04:19:28,636 INFO L396 AbstractCegarLoop]: === Iteration 37 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:28,636 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:28,636 INFO L85 PathProgramCache]: Analyzing trace with hash 345498581, now seen corresponding path program 2 times [2024-11-14 04:19:28,636 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:28,636 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460266215] [2024-11-14 04:19:28,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:28,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:28,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:29,120 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:29,120 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:29,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460266215] [2024-11-14 04:19:29,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460266215] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:29,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:29,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:29,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917455575] [2024-11-14 04:19:29,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:29,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:29,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:29,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:29,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:29,121 INFO L87 Difference]: Start difference. First operand 321 states and 723 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) [2024-11-14 04:19:30,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:30,144 INFO L93 Difference]: Finished difference Result 602 states and 1313 transitions. [2024-11-14 04:19:30,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-14 04:19:30,145 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 [2024-11-14 04:19:30,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:30,147 INFO L225 Difference]: With dead ends: 602 [2024-11-14 04:19:30,147 INFO L226 Difference]: Without dead ends: 578 [2024-11-14 04:19:30,148 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 185 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=202, Invalid=668, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:19:30,148 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 149 mSDsluCounter, 38 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 622 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:30,149 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 44 Invalid, 622 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:30,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2024-11-14 04:19:30,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 321. [2024-11-14 04:19:30,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 319 states have (on average 2.2664576802507836) internal successors, (723), 320 states have internal predecessors, (723), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:30,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 723 transitions. [2024-11-14 04:19:30,158 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 723 transitions. Word has length 20 [2024-11-14 04:19:30,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:30,158 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 723 transitions. [2024-11-14 04:19:30,158 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) [2024-11-14 04:19:30,158 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 723 transitions. [2024-11-14 04:19:30,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-14 04:19:30,159 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:30,159 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] [2024-11-14 04:19:30,159 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2024-11-14 04:19:30,159 INFO L396 AbstractCegarLoop]: === Iteration 38 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:30,160 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:30,160 INFO L85 PathProgramCache]: Analyzing trace with hash 1861360507, now seen corresponding path program 3 times [2024-11-14 04:19:30,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:30,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1154577812] [2024-11-14 04:19:30,160 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:30,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:30,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:30,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:30,759 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:30,759 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1154577812] [2024-11-14 04:19:30,759 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1154577812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:30,759 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:30,759 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:30,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [774081353] [2024-11-14 04:19:30,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:30,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:30,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:30,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:30,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:30,760 INFO L87 Difference]: Start difference. First operand 321 states and 723 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) [2024-11-14 04:19:31,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:31,749 INFO L93 Difference]: Finished difference Result 803 states and 1776 transitions. [2024-11-14 04:19:31,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 04:19:31,749 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 [2024-11-14 04:19:31,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:31,752 INFO L225 Difference]: With dead ends: 803 [2024-11-14 04:19:31,752 INFO L226 Difference]: Without dead ends: 779 [2024-11-14 04:19:31,752 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 131 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=153, Invalid=497, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:19:31,753 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 146 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 698 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:31,753 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 51 Invalid, 698 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:31,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 779 states. [2024-11-14 04:19:31,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 779 to 341. [2024-11-14 04:19:31,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 339 states have (on average 2.2949852507374633) internal successors, (778), 340 states have internal predecessors, (778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:31,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 778 transitions. [2024-11-14 04:19:31,762 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 778 transitions. Word has length 20 [2024-11-14 04:19:31,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:31,762 INFO L471 AbstractCegarLoop]: Abstraction has 341 states and 778 transitions. [2024-11-14 04:19:31,762 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) [2024-11-14 04:19:31,762 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 778 transitions. [2024-11-14 04:19:31,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-14 04:19:31,762 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:31,762 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] [2024-11-14 04:19:31,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2024-11-14 04:19:31,763 INFO L396 AbstractCegarLoop]: === Iteration 39 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:31,763 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:31,763 INFO L85 PathProgramCache]: Analyzing trace with hash 1564022937, now seen corresponding path program 4 times [2024-11-14 04:19:31,763 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:31,763 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171073486] [2024-11-14 04:19:31,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:31,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:31,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:32,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:32,419 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:32,419 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171073486] [2024-11-14 04:19:32,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171073486] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:32,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:32,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:32,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56215091] [2024-11-14 04:19:32,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:32,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:32,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:32,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:32,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:32,420 INFO L87 Difference]: Start difference. First operand 341 states and 778 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) [2024-11-14 04:19:33,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:33,418 INFO L93 Difference]: Finished difference Result 581 states and 1315 transitions. [2024-11-14 04:19:33,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 04:19:33,419 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 [2024-11-14 04:19:33,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:33,421 INFO L225 Difference]: With dead ends: 581 [2024-11-14 04:19:33,421 INFO L226 Difference]: Without dead ends: 557 [2024-11-14 04:19:33,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=173, Invalid=529, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:19:33,422 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 125 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 646 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 48 SdHoareTripleChecker+Invalid, 662 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 646 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:33,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 48 Invalid, 662 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 646 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:33,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2024-11-14 04:19:33,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 337. [2024-11-14 04:19:33,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 337 states, 335 states have (on average 2.28955223880597) internal successors, (767), 336 states have internal predecessors, (767), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:33,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 337 states and 767 transitions. [2024-11-14 04:19:33,429 INFO L78 Accepts]: Start accepts. Automaton has 337 states and 767 transitions. Word has length 20 [2024-11-14 04:19:33,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:33,429 INFO L471 AbstractCegarLoop]: Abstraction has 337 states and 767 transitions. [2024-11-14 04:19:33,429 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) [2024-11-14 04:19:33,429 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 767 transitions. [2024-11-14 04:19:33,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-14 04:19:33,430 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:33,430 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] [2024-11-14 04:19:33,430 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2024-11-14 04:19:33,430 INFO L396 AbstractCegarLoop]: === Iteration 40 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:33,430 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:33,430 INFO L85 PathProgramCache]: Analyzing trace with hash 635126523, now seen corresponding path program 5 times [2024-11-14 04:19:33,430 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:33,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032767518] [2024-11-14 04:19:33,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:33,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:33,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:33,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:33,831 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:33,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032767518] [2024-11-14 04:19:33,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032767518] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:33,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:33,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:33,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632660321] [2024-11-14 04:19:33,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:33,832 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:33,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:33,832 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:33,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:33,833 INFO L87 Difference]: Start difference. First operand 337 states and 767 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) [2024-11-14 04:19:34,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:34,894 INFO L93 Difference]: Finished difference Result 729 states and 1623 transitions. [2024-11-14 04:19:34,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-14 04:19:34,894 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 [2024-11-14 04:19:34,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:34,897 INFO L225 Difference]: With dead ends: 729 [2024-11-14 04:19:34,897 INFO L226 Difference]: Without dead ends: 705 [2024-11-14 04:19:34,898 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=190, Invalid=622, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:19:34,898 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 147 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 733 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:34,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 62 Invalid, 733 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:34,899 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 705 states. [2024-11-14 04:19:34,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 705 to 321. [2024-11-14 04:19:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 321 states, 319 states have (on average 2.2789968652037618) internal successors, (727), 320 states have internal predecessors, (727), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 321 states and 727 transitions. [2024-11-14 04:19:34,905 INFO L78 Accepts]: Start accepts. Automaton has 321 states and 727 transitions. Word has length 20 [2024-11-14 04:19:34,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:34,905 INFO L471 AbstractCegarLoop]: Abstraction has 321 states and 727 transitions. [2024-11-14 04:19:34,905 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) [2024-11-14 04:19:34,905 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 727 transitions. [2024-11-14 04:19:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-14 04:19:34,906 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:34,906 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] [2024-11-14 04:19:34,906 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2024-11-14 04:19:34,906 INFO L396 AbstractCegarLoop]: === Iteration 41 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:34,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:34,907 INFO L85 PathProgramCache]: Analyzing trace with hash 337788953, now seen corresponding path program 6 times [2024-11-14 04:19:34,907 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:34,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872484469] [2024-11-14 04:19:34,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:34,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:34,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:35,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:35,364 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:35,364 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872484469] [2024-11-14 04:19:35,365 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872484469] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:35,365 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:35,365 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-14 04:19:35,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177917500] [2024-11-14 04:19:35,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:35,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-14 04:19:35,365 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:35,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-14 04:19:35,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2024-11-14 04:19:35,366 INFO L87 Difference]: Start difference. First operand 321 states and 727 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) [2024-11-14 04:19:36,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:36,316 INFO L93 Difference]: Finished difference Result 535 states and 1219 transitions. [2024-11-14 04:19:36,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 04:19:36,316 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 [2024-11-14 04:19:36,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:36,319 INFO L225 Difference]: With dead ends: 535 [2024-11-14 04:19:36,319 INFO L226 Difference]: Without dead ends: 511 [2024-11-14 04:19:36,320 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=166, Invalid=484, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:19:36,320 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 122 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 581 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 598 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 581 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:36,321 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 49 Invalid, 598 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 581 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:36,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 511 states. [2024-11-14 04:19:36,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 511 to 247. [2024-11-14 04:19:36,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 245 states have (on average 2.2775510204081635) internal successors, (558), 246 states have internal predecessors, (558), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:36,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 558 transitions. [2024-11-14 04:19:36,330 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 558 transitions. Word has length 20 [2024-11-14 04:19:36,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:36,330 INFO L471 AbstractCegarLoop]: Abstraction has 247 states and 558 transitions. [2024-11-14 04:19:36,330 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) [2024-11-14 04:19:36,331 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 558 transitions. [2024-11-14 04:19:36,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:36,331 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:36,331 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] [2024-11-14 04:19:36,331 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2024-11-14 04:19:36,331 INFO L396 AbstractCegarLoop]: === Iteration 42 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:36,332 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:36,332 INFO L85 PathProgramCache]: Analyzing trace with hash 781785372, now seen corresponding path program 1 times [2024-11-14 04:19:36,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:36,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1502516516] [2024-11-14 04:19:36,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:36,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:36,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:37,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:37,437 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:37,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1502516516] [2024-11-14 04:19:37,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1502516516] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:37,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:37,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:37,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243831975] [2024-11-14 04:19:37,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:37,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:37,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:37,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:37,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:37,438 INFO L87 Difference]: Start difference. First operand 247 states and 558 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:38,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:38,232 INFO L93 Difference]: Finished difference Result 371 states and 805 transitions. [2024-11-14 04:19:38,232 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 04:19:38,232 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:38,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:38,234 INFO L225 Difference]: With dead ends: 371 [2024-11-14 04:19:38,234 INFO L226 Difference]: Without dead ends: 366 [2024-11-14 04:19:38,234 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=84, Invalid=336, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:19:38,235 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 97 mSDsluCounter, 51 mSDsCounter, 0 mSdLazyCounter, 676 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 696 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 676 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:38,235 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 57 Invalid, 696 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 676 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:38,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2024-11-14 04:19:38,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 333. [2024-11-14 04:19:38,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 333 states, 331 states have (on average 2.2416918429003023) internal successors, (742), 332 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) [2024-11-14 04:19:38,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 333 states and 742 transitions. [2024-11-14 04:19:38,242 INFO L78 Accepts]: Start accepts. Automaton has 333 states and 742 transitions. Word has length 25 [2024-11-14 04:19:38,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:38,242 INFO L471 AbstractCegarLoop]: Abstraction has 333 states and 742 transitions. [2024-11-14 04:19:38,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:38,242 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 742 transitions. [2024-11-14 04:19:38,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:38,243 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:38,243 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] [2024-11-14 04:19:38,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2024-11-14 04:19:38,243 INFO L396 AbstractCegarLoop]: === Iteration 43 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:38,243 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:38,244 INFO L85 PathProgramCache]: Analyzing trace with hash 781785373, now seen corresponding path program 1 times [2024-11-14 04:19:38,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:38,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1924686873] [2024-11-14 04:19:38,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:38,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:38,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:39,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:39,157 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:39,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1924686873] [2024-11-14 04:19:39,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1924686873] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:39,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:39,158 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:39,158 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [71933448] [2024-11-14 04:19:39,158 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:39,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:39,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:39,158 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:39,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:39,159 INFO L87 Difference]: Start difference. First operand 333 states and 742 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:40,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:40,370 INFO L93 Difference]: Finished difference Result 445 states and 953 transitions. [2024-11-14 04:19:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 04:19:40,370 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:40,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:40,372 INFO L225 Difference]: With dead ends: 445 [2024-11-14 04:19:40,372 INFO L226 Difference]: Without dead ends: 435 [2024-11-14 04:19:40,372 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 136 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=194, Invalid=618, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:19:40,373 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 132 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 605 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:40,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 54 Invalid, 605 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:40,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2024-11-14 04:19:40,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 380. [2024-11-14 04:19:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 380 states, 378 states have (on average 2.208994708994709) internal successors, (835), 379 states have internal predecessors, (835), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:40,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 380 states and 835 transitions. [2024-11-14 04:19:40,380 INFO L78 Accepts]: Start accepts. Automaton has 380 states and 835 transitions. Word has length 25 [2024-11-14 04:19:40,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:40,380 INFO L471 AbstractCegarLoop]: Abstraction has 380 states and 835 transitions. [2024-11-14 04:19:40,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:40,381 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 835 transitions. [2024-11-14 04:19:40,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:40,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:40,381 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] [2024-11-14 04:19:40,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2024-11-14 04:19:40,382 INFO L396 AbstractCegarLoop]: === Iteration 44 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:40,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:40,382 INFO L85 PathProgramCache]: Analyzing trace with hash 1633008330, now seen corresponding path program 2 times [2024-11-14 04:19:40,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:40,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [872163346] [2024-11-14 04:19:40,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:40,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:40,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:41,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:41,481 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:41,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [872163346] [2024-11-14 04:19:41,481 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [872163346] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:41,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:41,482 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:41,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591378527] [2024-11-14 04:19:41,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:41,482 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:41,482 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:41,483 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:41,483 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:41,483 INFO L87 Difference]: Start difference. First operand 380 states and 835 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:42,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:42,227 INFO L93 Difference]: Finished difference Result 475 states and 996 transitions. [2024-11-14 04:19:42,227 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:19:42,227 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:42,228 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:42,229 INFO L225 Difference]: With dead ends: 475 [2024-11-14 04:19:42,230 INFO L226 Difference]: Without dead ends: 470 [2024-11-14 04:19:42,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=406, Unknown=0, NotChecked=0, Total=506 [2024-11-14 04:19:42,231 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 147 mSDsluCounter, 34 mSDsCounter, 0 mSdLazyCounter, 467 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 467 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:42,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 40 Invalid, 493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 467 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:19:42,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2024-11-14 04:19:42,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 394. [2024-11-14 04:19:42,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 392 states have (on average 2.1989795918367347) internal successors, (862), 393 states have internal predecessors, (862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:42,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 862 transitions. [2024-11-14 04:19:42,242 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 862 transitions. Word has length 25 [2024-11-14 04:19:42,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:42,242 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 862 transitions. [2024-11-14 04:19:42,242 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:42,242 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 862 transitions. [2024-11-14 04:19:42,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:42,243 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:42,243 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] [2024-11-14 04:19:42,244 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2024-11-14 04:19:42,244 INFO L396 AbstractCegarLoop]: === Iteration 45 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:42,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:42,244 INFO L85 PathProgramCache]: Analyzing trace with hash 1633008331, now seen corresponding path program 2 times [2024-11-14 04:19:42,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:42,245 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893485242] [2024-11-14 04:19:42,245 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:42,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:42,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:43,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:43,467 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:43,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893485242] [2024-11-14 04:19:43,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893485242] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:43,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:43,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:43,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382199310] [2024-11-14 04:19:43,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:43,468 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:43,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:43,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:43,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:43,469 INFO L87 Difference]: Start difference. First operand 394 states and 862 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:44,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:44,670 INFO L93 Difference]: Finished difference Result 451 states and 967 transitions. [2024-11-14 04:19:44,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 04:19:44,671 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:44,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:44,672 INFO L225 Difference]: With dead ends: 451 [2024-11-14 04:19:44,673 INFO L226 Difference]: Without dead ends: 441 [2024-11-14 04:19:44,673 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=213, Invalid=717, Unknown=0, NotChecked=0, Total=930 [2024-11-14 04:19:44,674 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 132 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 674 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 699 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 674 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:44,674 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 62 Invalid, 699 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 674 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:44,675 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 441 states. [2024-11-14 04:19:44,681 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 441 to 394. [2024-11-14 04:19:44,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 392 states have (on average 2.1989795918367347) internal successors, (862), 393 states have internal predecessors, (862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:44,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 862 transitions. [2024-11-14 04:19:44,684 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 862 transitions. Word has length 25 [2024-11-14 04:19:44,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:44,685 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 862 transitions. [2024-11-14 04:19:44,685 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:44,685 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 862 transitions. [2024-11-14 04:19:44,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:44,686 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:44,686 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] [2024-11-14 04:19:44,687 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2024-11-14 04:19:44,687 INFO L396 AbstractCegarLoop]: === Iteration 46 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:44,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:44,687 INFO L85 PathProgramCache]: Analyzing trace with hash -1804868374, now seen corresponding path program 3 times [2024-11-14 04:19:44,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:44,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657405845] [2024-11-14 04:19:44,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:44,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:44,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:45,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:45,817 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:45,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657405845] [2024-11-14 04:19:45,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657405845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:45,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:45,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:45,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [867968352] [2024-11-14 04:19:45,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:45,818 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:45,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:45,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:45,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:45,819 INFO L87 Difference]: Start difference. First operand 394 states and 862 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:46,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:46,789 INFO L93 Difference]: Finished difference Result 473 states and 993 transitions. [2024-11-14 04:19:46,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:19:46,790 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:46,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:46,792 INFO L225 Difference]: With dead ends: 473 [2024-11-14 04:19:46,792 INFO L226 Difference]: Without dead ends: 468 [2024-11-14 04:19:46,792 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=103, Invalid=449, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:19:46,793 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 133 mSDsluCounter, 48 mSDsCounter, 0 mSdLazyCounter, 622 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 133 SdHoareTripleChecker+Valid, 55 SdHoareTripleChecker+Invalid, 648 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 622 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:46,793 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [133 Valid, 55 Invalid, 648 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 622 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:46,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 468 states. [2024-11-14 04:19:46,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 468 to 415. [2024-11-14 04:19:46,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 415 states, 413 states have (on average 2.179176755447942) internal successors, (900), 414 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:46,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 900 transitions. [2024-11-14 04:19:46,805 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 900 transitions. Word has length 25 [2024-11-14 04:19:46,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:46,805 INFO L471 AbstractCegarLoop]: Abstraction has 415 states and 900 transitions. [2024-11-14 04:19:46,805 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:46,806 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 900 transitions. [2024-11-14 04:19:46,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:46,807 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:46,807 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] [2024-11-14 04:19:46,807 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2024-11-14 04:19:46,807 INFO L396 AbstractCegarLoop]: === Iteration 47 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:46,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:46,808 INFO L85 PathProgramCache]: Analyzing trace with hash -1804868373, now seen corresponding path program 3 times [2024-11-14 04:19:46,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:46,808 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078665216] [2024-11-14 04:19:46,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:46,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:46,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:47,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:47,592 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:47,592 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078665216] [2024-11-14 04:19:47,593 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078665216] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:47,593 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:47,593 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:47,593 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1959821756] [2024-11-14 04:19:47,593 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:47,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:47,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:47,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:47,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:47,594 INFO L87 Difference]: Start difference. First operand 415 states and 900 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:49,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:49,016 INFO L93 Difference]: Finished difference Result 498 states and 1049 transitions. [2024-11-14 04:19:49,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 04:19:49,016 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:49,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:49,019 INFO L225 Difference]: With dead ends: 498 [2024-11-14 04:19:49,020 INFO L226 Difference]: Without dead ends: 488 [2024-11-14 04:19:49,020 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 186 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=208, Invalid=784, Unknown=0, NotChecked=0, Total=992 [2024-11-14 04:19:49,021 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 125 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 909 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 909 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:49,021 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 93 Invalid, 939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 909 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:19:49,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2024-11-14 04:19:49,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 394. [2024-11-14 04:19:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 392 states have (on average 2.1989795918367347) internal successors, (862), 393 states have internal predecessors, (862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:49,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 862 transitions. [2024-11-14 04:19:49,033 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 862 transitions. Word has length 25 [2024-11-14 04:19:49,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:49,034 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 862 transitions. [2024-11-14 04:19:49,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:49,034 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 862 transitions. [2024-11-14 04:19:49,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:49,035 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:49,035 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] [2024-11-14 04:19:49,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2024-11-14 04:19:49,036 INFO L396 AbstractCegarLoop]: === Iteration 48 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:49,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:49,036 INFO L85 PathProgramCache]: Analyzing trace with hash 191020254, now seen corresponding path program 4 times [2024-11-14 04:19:49,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:49,037 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649879768] [2024-11-14 04:19:49,037 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:49,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:49,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:49,970 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:49,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649879768] [2024-11-14 04:19:49,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649879768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:49,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:49,970 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:49,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592273567] [2024-11-14 04:19:49,970 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:49,970 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:49,970 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:49,971 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:49,971 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:49,971 INFO L87 Difference]: Start difference. First operand 394 states and 862 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:51,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:51,018 INFO L93 Difference]: Finished difference Result 704 states and 1494 transitions. [2024-11-14 04:19:51,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:19:51,019 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:51,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:51,021 INFO L225 Difference]: With dead ends: 704 [2024-11-14 04:19:51,021 INFO L226 Difference]: Without dead ends: 694 [2024-11-14 04:19:51,021 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=129, Invalid=471, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:19:51,022 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 140 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 658 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 676 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:51,022 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 49 Invalid, 676 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 658 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:51,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 694 states. [2024-11-14 04:19:51,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 694 to 442. [2024-11-14 04:19:51,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 442 states, 440 states have (on average 2.206818181818182) internal successors, (971), 441 states have internal predecessors, (971), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:51,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 442 states and 971 transitions. [2024-11-14 04:19:51,034 INFO L78 Accepts]: Start accepts. Automaton has 442 states and 971 transitions. Word has length 25 [2024-11-14 04:19:51,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:51,034 INFO L471 AbstractCegarLoop]: Abstraction has 442 states and 971 transitions. [2024-11-14 04:19:51,034 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 971 transitions. [2024-11-14 04:19:51,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:51,035 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:51,035 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] [2024-11-14 04:19:51,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2024-11-14 04:19:51,035 INFO L396 AbstractCegarLoop]: === Iteration 49 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:51,036 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:51,036 INFO L85 PathProgramCache]: Analyzing trace with hash -105476288, now seen corresponding path program 5 times [2024-11-14 04:19:51,036 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:51,036 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819016768] [2024-11-14 04:19:51,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:51,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:51,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:51,869 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:51,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819016768] [2024-11-14 04:19:51,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819016768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:51,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:51,869 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:51,869 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [376919321] [2024-11-14 04:19:51,869 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:51,870 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:51,870 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:51,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:51,870 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:51,870 INFO L87 Difference]: Start difference. First operand 442 states and 971 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:53,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:53,085 INFO L93 Difference]: Finished difference Result 860 states and 1765 transitions. [2024-11-14 04:19:53,085 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:19:53,085 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:53,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:53,087 INFO L225 Difference]: With dead ends: 860 [2024-11-14 04:19:53,087 INFO L226 Difference]: Without dead ends: 855 [2024-11-14 04:19:53,088 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=142, Invalid=560, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:19:53,088 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 159 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 855 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 869 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 855 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:53,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 69 Invalid, 869 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 855 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:19:53,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 855 states. [2024-11-14 04:19:53,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 855 to 446. [2024-11-14 04:19:53,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 446 states, 444 states have (on average 2.2027027027027026) internal successors, (978), 445 states have internal predecessors, (978), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:53,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 978 transitions. [2024-11-14 04:19:53,099 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 978 transitions. Word has length 25 [2024-11-14 04:19:53,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:53,099 INFO L471 AbstractCegarLoop]: Abstraction has 446 states and 978 transitions. [2024-11-14 04:19:53,100 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 978 transitions. [2024-11-14 04:19:53,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:53,100 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:53,100 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] [2024-11-14 04:19:53,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2024-11-14 04:19:53,101 INFO L396 AbstractCegarLoop]: === Iteration 50 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:53,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:53,101 INFO L85 PathProgramCache]: Analyzing trace with hash -105476287, now seen corresponding path program 4 times [2024-11-14 04:19:53,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:53,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [550072713] [2024-11-14 04:19:53,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:53,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:53,784 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:53,784 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:53,785 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [550072713] [2024-11-14 04:19:53,785 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [550072713] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:53,785 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:53,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:53,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [647953174] [2024-11-14 04:19:53,785 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:53,785 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:53,785 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:53,786 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:53,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:53,786 INFO L87 Difference]: Start difference. First operand 446 states and 978 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:54,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:54,931 INFO L93 Difference]: Finished difference Result 806 states and 1673 transitions. [2024-11-14 04:19:54,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:19:54,931 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:54,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:54,933 INFO L225 Difference]: With dead ends: 806 [2024-11-14 04:19:54,933 INFO L226 Difference]: Without dead ends: 796 [2024-11-14 04:19:54,934 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:19:54,934 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 163 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 739 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 739 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:54,934 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 54 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 739 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:19:54,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 796 states. [2024-11-14 04:19:54,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 796 to 413. [2024-11-14 04:19:54,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 411 states have (on average 2.21654501216545) internal successors, (911), 412 states have internal predecessors, (911), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:54,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 911 transitions. [2024-11-14 04:19:54,947 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 911 transitions. Word has length 25 [2024-11-14 04:19:54,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:54,948 INFO L471 AbstractCegarLoop]: Abstraction has 413 states and 911 transitions. [2024-11-14 04:19:54,948 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:54,948 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 911 transitions. [2024-11-14 04:19:54,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:54,949 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:54,949 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] [2024-11-14 04:19:54,949 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2024-11-14 04:19:54,949 INFO L396 AbstractCegarLoop]: === Iteration 51 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:54,950 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:54,950 INFO L85 PathProgramCache]: Analyzing trace with hash 486064478, now seen corresponding path program 6 times [2024-11-14 04:19:54,950 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:54,950 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1871147768] [2024-11-14 04:19:54,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:54,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:55,752 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:55,752 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:55,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1871147768] [2024-11-14 04:19:55,752 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1871147768] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:55,752 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:55,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:55,753 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194069124] [2024-11-14 04:19:55,753 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:55,753 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:55,753 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:55,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:55,754 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:55,754 INFO L87 Difference]: Start difference. First operand 413 states and 911 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:56,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:56,739 INFO L93 Difference]: Finished difference Result 712 states and 1500 transitions. [2024-11-14 04:19:56,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:19:56,739 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:56,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:56,741 INFO L225 Difference]: With dead ends: 712 [2024-11-14 04:19:56,741 INFO L226 Difference]: Without dead ends: 702 [2024-11-14 04:19:56,742 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=113, Invalid=439, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:19:56,742 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 130 mSDsluCounter, 46 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:56,743 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 53 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:56,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 702 states. [2024-11-14 04:19:56,750 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 702 to 458. [2024-11-14 04:19:56,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 458 states, 456 states have (on average 2.2149122807017543) internal successors, (1010), 457 states have internal predecessors, (1010), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:56,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 1010 transitions. [2024-11-14 04:19:56,752 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 1010 transitions. Word has length 25 [2024-11-14 04:19:56,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:56,753 INFO L471 AbstractCegarLoop]: Abstraction has 458 states and 1010 transitions. [2024-11-14 04:19:56,753 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:56,753 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 1010 transitions. [2024-11-14 04:19:56,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:56,754 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:56,754 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] [2024-11-14 04:19:56,754 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2024-11-14 04:19:56,754 INFO L396 AbstractCegarLoop]: === Iteration 52 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:56,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:56,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1215492576, now seen corresponding path program 7 times [2024-11-14 04:19:56,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:56,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1630507781] [2024-11-14 04:19:56,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:56,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:56,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:57,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:57,715 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:57,715 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1630507781] [2024-11-14 04:19:57,715 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1630507781] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:57,715 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:57,715 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:57,715 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168805254] [2024-11-14 04:19:57,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:57,716 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:57,716 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:57,716 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:57,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:57,717 INFO L87 Difference]: Start difference. First operand 458 states and 1010 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:58,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:19:58,751 INFO L93 Difference]: Finished difference Result 778 states and 1612 transitions. [2024-11-14 04:19:58,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:19:58,751 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:19:58,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:19:58,754 INFO L225 Difference]: With dead ends: 778 [2024-11-14 04:19:58,754 INFO L226 Difference]: Without dead ends: 768 [2024-11-14 04:19:58,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=143, Invalid=559, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:19:58,755 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 161 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 612 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 58 SdHoareTripleChecker+Invalid, 640 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 612 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:19:58,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 58 Invalid, 640 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 612 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:19:58,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2024-11-14 04:19:58,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 454. [2024-11-14 04:19:58,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 452 states have (on average 2.2035398230088497) internal successors, (996), 453 states have internal predecessors, (996), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 996 transitions. [2024-11-14 04:19:58,765 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 996 transitions. Word has length 25 [2024-11-14 04:19:58,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:19:58,765 INFO L471 AbstractCegarLoop]: Abstraction has 454 states and 996 transitions. [2024-11-14 04:19:58,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:19:58,765 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 996 transitions. [2024-11-14 04:19:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:19:58,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:19:58,766 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] [2024-11-14 04:19:58,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51 [2024-11-14 04:19:58,766 INFO L396 AbstractCegarLoop]: === Iteration 53 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:19:58,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:19:58,766 INFO L85 PathProgramCache]: Analyzing trace with hash -367139552, now seen corresponding path program 8 times [2024-11-14 04:19:58,766 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:19:58,766 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069020960] [2024-11-14 04:19:58,766 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:19:58,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:19:58,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:19:59,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:19:59,564 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:19:59,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069020960] [2024-11-14 04:19:59,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069020960] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:19:59,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:19:59,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:19:59,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064158853] [2024-11-14 04:19:59,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:19:59,565 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:19:59,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:19:59,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:19:59,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:19:59,566 INFO L87 Difference]: Start difference. First operand 454 states and 996 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:00,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:00,378 INFO L93 Difference]: Finished difference Result 636 states and 1306 transitions. [2024-11-14 04:20:00,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:20:00,379 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:00,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:00,381 INFO L225 Difference]: With dead ends: 636 [2024-11-14 04:20:00,381 INFO L226 Difference]: Without dead ends: 631 [2024-11-14 04:20:00,381 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=103, Invalid=403, Unknown=0, NotChecked=0, Total=506 [2024-11-14 04:20:00,381 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 148 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 515 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 530 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 515 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:00,382 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 47 Invalid, 530 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 515 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:20:00,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 631 states. [2024-11-14 04:20:00,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 631 to 459. [2024-11-14 04:20:00,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 459 states, 457 states have (on average 2.199124726477024) internal successors, (1005), 458 states have internal predecessors, (1005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:00,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 459 states and 1005 transitions. [2024-11-14 04:20:00,393 INFO L78 Accepts]: Start accepts. Automaton has 459 states and 1005 transitions. Word has length 25 [2024-11-14 04:20:00,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:00,393 INFO L471 AbstractCegarLoop]: Abstraction has 459 states and 1005 transitions. [2024-11-14 04:20:00,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:00,393 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1005 transitions. [2024-11-14 04:20:00,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:00,394 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:00,394 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] [2024-11-14 04:20:00,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable52 [2024-11-14 04:20:00,394 INFO L396 AbstractCegarLoop]: === Iteration 54 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:00,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:00,394 INFO L85 PathProgramCache]: Analyzing trace with hash -367139551, now seen corresponding path program 5 times [2024-11-14 04:20:00,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:00,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402709928] [2024-11-14 04:20:00,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:00,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:00,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:01,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:01,192 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:01,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402709928] [2024-11-14 04:20:01,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402709928] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:01,193 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:01,193 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:01,193 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1487677821] [2024-11-14 04:20:01,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:01,193 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:01,193 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:01,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:01,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:01,194 INFO L87 Difference]: Start difference. First operand 459 states and 1005 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:02,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:02,283 INFO L93 Difference]: Finished difference Result 675 states and 1402 transitions. [2024-11-14 04:20:02,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:20:02,284 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:02,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:02,286 INFO L225 Difference]: With dead ends: 675 [2024-11-14 04:20:02,286 INFO L226 Difference]: Without dead ends: 665 [2024-11-14 04:20:02,287 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:20:02,287 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 145 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 744 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 744 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:02,287 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 66 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 744 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:20:02,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2024-11-14 04:20:02,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 455. [2024-11-14 04:20:02,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 455 states, 453 states have (on average 2.2030905077262695) internal successors, (998), 454 states have internal predecessors, (998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:02,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 998 transitions. [2024-11-14 04:20:02,295 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 998 transitions. Word has length 25 [2024-11-14 04:20:02,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:02,295 INFO L471 AbstractCegarLoop]: Abstraction has 455 states and 998 transitions. [2024-11-14 04:20:02,295 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:02,295 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 998 transitions. [2024-11-14 04:20:02,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:02,296 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:02,296 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] [2024-11-14 04:20:02,296 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53 [2024-11-14 04:20:02,296 INFO L396 AbstractCegarLoop]: === Iteration 55 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:02,296 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:02,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1804779294, now seen corresponding path program 9 times [2024-11-14 04:20:02,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:02,296 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [644725954] [2024-11-14 04:20:02,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:02,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:02,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:03,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:03,010 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:03,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [644725954] [2024-11-14 04:20:03,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [644725954] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:03,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:03,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:03,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611494657] [2024-11-14 04:20:03,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:03,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:03,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:03,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:03,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:03,012 INFO L87 Difference]: Start difference. First operand 455 states and 998 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:03,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:03,799 INFO L93 Difference]: Finished difference Result 564 states and 1178 transitions. [2024-11-14 04:20:03,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:20:03,800 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:03,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:03,801 INFO L225 Difference]: With dead ends: 564 [2024-11-14 04:20:03,801 INFO L226 Difference]: Without dead ends: 559 [2024-11-14 04:20:03,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=103, Invalid=403, Unknown=0, NotChecked=0, Total=506 [2024-11-14 04:20:03,802 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 132 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 518 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 132 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 532 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 518 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:03,802 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [132 Valid, 47 Invalid, 532 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 518 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:20:03,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2024-11-14 04:20:03,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 455. [2024-11-14 04:20:03,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 455 states, 453 states have (on average 2.2030905077262695) internal successors, (998), 454 states have internal predecessors, (998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:03,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 998 transitions. [2024-11-14 04:20:03,812 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 998 transitions. Word has length 25 [2024-11-14 04:20:03,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:03,813 INFO L471 AbstractCegarLoop]: Abstraction has 455 states and 998 transitions. [2024-11-14 04:20:03,813 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:03,813 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 998 transitions. [2024-11-14 04:20:03,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:03,814 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:03,814 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] [2024-11-14 04:20:03,814 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable54 [2024-11-14 04:20:03,814 INFO L396 AbstractCegarLoop]: === Iteration 56 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:03,814 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:03,815 INFO L85 PathProgramCache]: Analyzing trace with hash -1804779293, now seen corresponding path program 6 times [2024-11-14 04:20:03,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:03,815 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649844076] [2024-11-14 04:20:03,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:03,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:04,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:04,693 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:04,694 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649844076] [2024-11-14 04:20:04,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1649844076] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:04,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:04,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:04,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [103471433] [2024-11-14 04:20:04,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:04,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:04,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:04,695 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:04,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:04,695 INFO L87 Difference]: Start difference. First operand 455 states and 998 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:05,772 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:05,772 INFO L93 Difference]: Finished difference Result 591 states and 1257 transitions. [2024-11-14 04:20:05,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:20:05,773 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:05,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:05,775 INFO L225 Difference]: With dead ends: 591 [2024-11-14 04:20:05,775 INFO L226 Difference]: Without dead ends: 581 [2024-11-14 04:20:05,775 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=141, Invalid=561, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:20:05,776 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 137 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 137 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 693 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:05,776 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [137 Valid, 61 Invalid, 693 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:20:05,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 581 states. [2024-11-14 04:20:05,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 581 to 455. [2024-11-14 04:20:05,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 455 states, 453 states have (on average 2.2030905077262695) internal successors, (998), 454 states have internal predecessors, (998), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:05,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 455 states and 998 transitions. [2024-11-14 04:20:05,786 INFO L78 Accepts]: Start accepts. Automaton has 455 states and 998 transitions. Word has length 25 [2024-11-14 04:20:05,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:05,786 INFO L471 AbstractCegarLoop]: Abstraction has 455 states and 998 transitions. [2024-11-14 04:20:05,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:05,786 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 998 transitions. [2024-11-14 04:20:05,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:05,787 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:05,787 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] [2024-11-14 04:20:05,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55 [2024-11-14 04:20:05,787 INFO L396 AbstractCegarLoop]: === Iteration 57 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:05,787 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:05,787 INFO L85 PathProgramCache]: Analyzing trace with hash -1918389983, now seen corresponding path program 7 times [2024-11-14 04:20:05,787 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:05,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [331009564] [2024-11-14 04:20:05,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:05,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:06,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:06,537 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:06,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [331009564] [2024-11-14 04:20:06,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [331009564] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:06,537 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:06,537 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:06,537 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230974212] [2024-11-14 04:20:06,537 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:06,537 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:06,538 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:06,538 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:06,538 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:06,538 INFO L87 Difference]: Start difference. First operand 455 states and 998 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:07,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:07,800 INFO L93 Difference]: Finished difference Result 917 states and 1972 transitions. [2024-11-14 04:20:07,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 04:20:07,801 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:07,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:07,803 INFO L225 Difference]: With dead ends: 917 [2024-11-14 04:20:07,803 INFO L226 Difference]: Without dead ends: 907 [2024-11-14 04:20:07,804 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=173, Invalid=639, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:20:07,804 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 154 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 725 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 756 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 725 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:07,805 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 76 Invalid, 756 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 725 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:20:07,806 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 907 states. [2024-11-14 04:20:07,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 907 to 505. [2024-11-14 04:20:07,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 505 states, 503 states have (on average 2.262425447316103) internal successors, (1138), 504 states have internal predecessors, (1138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:07,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 505 states and 1138 transitions. [2024-11-14 04:20:07,822 INFO L78 Accepts]: Start accepts. Automaton has 505 states and 1138 transitions. Word has length 25 [2024-11-14 04:20:07,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:07,822 INFO L471 AbstractCegarLoop]: Abstraction has 505 states and 1138 transitions. [2024-11-14 04:20:07,823 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:07,823 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 1138 transitions. [2024-11-14 04:20:07,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:07,824 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:07,824 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] [2024-11-14 04:20:07,824 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable56 [2024-11-14 04:20:07,824 INFO L396 AbstractCegarLoop]: === Iteration 58 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:07,825 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:07,825 INFO L85 PathProgramCache]: Analyzing trace with hash 450543235, now seen corresponding path program 8 times [2024-11-14 04:20:07,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:07,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [509391264] [2024-11-14 04:20:07,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:07,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:08,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:08,460 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:08,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [509391264] [2024-11-14 04:20:08,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [509391264] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:08,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:08,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:08,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193155450] [2024-11-14 04:20:08,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:08,461 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:08,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:08,461 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:08,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:08,461 INFO L87 Difference]: Start difference. First operand 505 states and 1138 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:09,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:09,926 INFO L93 Difference]: Finished difference Result 857 states and 1848 transitions. [2024-11-14 04:20:09,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-14 04:20:09,927 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:09,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:09,929 INFO L225 Difference]: With dead ends: 857 [2024-11-14 04:20:09,929 INFO L226 Difference]: Without dead ends: 847 [2024-11-14 04:20:09,930 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=218, Invalid=904, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 04:20:09,930 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 161 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 921 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 950 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 921 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:09,930 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 112 Invalid, 950 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 921 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:20:09,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2024-11-14 04:20:09,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 474. [2024-11-14 04:20:09,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 474 states, 472 states have (on average 2.2796610169491527) internal successors, (1076), 473 states have internal predecessors, (1076), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:09,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 1076 transitions. [2024-11-14 04:20:09,940 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 1076 transitions. Word has length 25 [2024-11-14 04:20:09,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:09,940 INFO L471 AbstractCegarLoop]: Abstraction has 474 states and 1076 transitions. [2024-11-14 04:20:09,940 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:09,940 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1076 transitions. [2024-11-14 04:20:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:09,941 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:09,941 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] [2024-11-14 04:20:09,941 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-11-14 04:20:09,941 INFO L396 AbstractCegarLoop]: === Iteration 59 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:09,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:09,942 INFO L85 PathProgramCache]: Analyzing trace with hash 165143194, now seen corresponding path program 10 times [2024-11-14 04:20:09,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:09,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2103271071] [2024-11-14 04:20:09,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:09,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:09,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:10,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:10,693 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:10,693 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2103271071] [2024-11-14 04:20:10,694 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2103271071] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:10,694 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:10,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:10,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629654329] [2024-11-14 04:20:10,694 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:10,694 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:10,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:10,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:10,695 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:10,695 INFO L87 Difference]: Start difference. First operand 474 states and 1076 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:11,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:11,897 INFO L93 Difference]: Finished difference Result 974 states and 2100 transitions. [2024-11-14 04:20:11,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:20:11,897 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:11,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:11,900 INFO L225 Difference]: With dead ends: 974 [2024-11-14 04:20:11,900 INFO L226 Difference]: Without dead ends: 964 [2024-11-14 04:20:11,900 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=123, Invalid=477, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:20:11,901 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 134 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 866 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 866 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:11,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 67 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 866 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:20:11,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2024-11-14 04:20:11,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 528. [2024-11-14 04:20:11,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 526 states have (on average 2.285171102661597) internal successors, (1202), 527 states have internal predecessors, (1202), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:11,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 1202 transitions. [2024-11-14 04:20:11,911 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 1202 transitions. Word has length 25 [2024-11-14 04:20:11,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:11,911 INFO L471 AbstractCegarLoop]: Abstraction has 528 states and 1202 transitions. [2024-11-14 04:20:11,912 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:11,912 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1202 transitions. [2024-11-14 04:20:11,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:11,912 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:11,912 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] [2024-11-14 04:20:11,913 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable58 [2024-11-14 04:20:11,913 INFO L396 AbstractCegarLoop]: === Iteration 60 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:11,913 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:11,913 INFO L85 PathProgramCache]: Analyzing trace with hash -131353348, now seen corresponding path program 11 times [2024-11-14 04:20:11,913 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:11,913 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [869857136] [2024-11-14 04:20:11,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:11,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:11,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:12,805 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:12,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [869857136] [2024-11-14 04:20:12,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [869857136] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:12,805 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:12,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:12,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1228475220] [2024-11-14 04:20:12,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:12,805 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:12,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:12,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:12,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:12,806 INFO L87 Difference]: Start difference. First operand 528 states and 1202 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:13,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:13,897 INFO L93 Difference]: Finished difference Result 1119 states and 2353 transitions. [2024-11-14 04:20:13,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 04:20:13,897 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:13,898 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:13,900 INFO L225 Difference]: With dead ends: 1119 [2024-11-14 04:20:13,900 INFO L226 Difference]: Without dead ends: 1109 [2024-11-14 04:20:13,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=149, Invalid=607, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:20:13,901 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 182 mSDsluCounter, 43 mSDsCounter, 0 mSdLazyCounter, 596 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 182 SdHoareTripleChecker+Valid, 51 SdHoareTripleChecker+Invalid, 626 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 596 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:13,901 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [182 Valid, 51 Invalid, 626 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 596 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:20:13,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1109 states. [2024-11-14 04:20:13,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1109 to 520. [2024-11-14 04:20:13,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 520 states, 518 states have (on average 2.27027027027027) internal successors, (1176), 519 states have internal predecessors, (1176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:13,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 1176 transitions. [2024-11-14 04:20:13,914 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 1176 transitions. Word has length 25 [2024-11-14 04:20:13,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:13,915 INFO L471 AbstractCegarLoop]: Abstraction has 520 states and 1176 transitions. [2024-11-14 04:20:13,915 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:13,915 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 1176 transitions. [2024-11-14 04:20:13,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:13,916 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:13,917 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] [2024-11-14 04:20:13,917 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable59 [2024-11-14 04:20:13,917 INFO L396 AbstractCegarLoop]: === Iteration 61 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:13,917 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:13,918 INFO L85 PathProgramCache]: Analyzing trace with hash 460187418, now seen corresponding path program 12 times [2024-11-14 04:20:13,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:13,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375730335] [2024-11-14 04:20:13,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:13,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:13,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:14,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:14,895 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:14,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375730335] [2024-11-14 04:20:14,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [375730335] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:14,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:14,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:14,895 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386140230] [2024-11-14 04:20:14,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:14,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:14,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:14,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:14,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:14,896 INFO L87 Difference]: Start difference. First operand 520 states and 1176 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:15,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:15,746 INFO L93 Difference]: Finished difference Result 959 states and 2077 transitions. [2024-11-14 04:20:15,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 04:20:15,747 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:15,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:15,749 INFO L225 Difference]: With dead ends: 959 [2024-11-14 04:20:15,749 INFO L226 Difference]: Without dead ends: 949 [2024-11-14 04:20:15,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=94, Invalid=368, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:20:15,750 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 119 mSDsluCounter, 44 mSDsCounter, 0 mSdLazyCounter, 562 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 52 SdHoareTripleChecker+Invalid, 587 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 562 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:15,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 52 Invalid, 587 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 562 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:20:15,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 949 states. [2024-11-14 04:20:15,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 949 to 532. [2024-11-14 04:20:15,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 532 states, 530 states have (on average 2.279245283018868) internal successors, (1208), 531 states have internal predecessors, (1208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:15,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 1208 transitions. [2024-11-14 04:20:15,760 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 1208 transitions. Word has length 25 [2024-11-14 04:20:15,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:15,761 INFO L471 AbstractCegarLoop]: Abstraction has 532 states and 1208 transitions. [2024-11-14 04:20:15,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:15,761 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1208 transitions. [2024-11-14 04:20:15,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:15,761 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:15,762 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] [2024-11-14 04:20:15,762 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable60 [2024-11-14 04:20:15,762 INFO L396 AbstractCegarLoop]: === Iteration 62 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:15,762 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:15,762 INFO L85 PathProgramCache]: Analyzing trace with hash 1189615516, now seen corresponding path program 13 times [2024-11-14 04:20:15,762 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:15,762 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [931907827] [2024-11-14 04:20:15,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:15,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:15,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:16,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:16,483 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:16,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [931907827] [2024-11-14 04:20:16,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [931907827] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:16,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:16,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:16,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654198168] [2024-11-14 04:20:16,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:16,483 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:16,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:16,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:16,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:16,484 INFO L87 Difference]: Start difference. First operand 532 states and 1208 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:17,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:17,532 INFO L93 Difference]: Finished difference Result 1142 states and 2399 transitions. [2024-11-14 04:20:17,532 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:20:17,532 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:17,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:17,534 INFO L225 Difference]: With dead ends: 1142 [2024-11-14 04:20:17,535 INFO L226 Difference]: Without dead ends: 1132 [2024-11-14 04:20:17,535 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=124, Invalid=476, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:20:17,535 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 148 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 63 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:17,536 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [148 Valid, 63 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 634 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:20:17,536 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1132 states. [2024-11-14 04:20:17,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1132 to 528. [2024-11-14 04:20:17,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 528 states, 526 states have (on average 2.2699619771863118) internal successors, (1194), 527 states have internal predecessors, (1194), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:17,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 528 states and 1194 transitions. [2024-11-14 04:20:17,546 INFO L78 Accepts]: Start accepts. Automaton has 528 states and 1194 transitions. Word has length 25 [2024-11-14 04:20:17,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:17,547 INFO L471 AbstractCegarLoop]: Abstraction has 528 states and 1194 transitions. [2024-11-14 04:20:17,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:17,547 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1194 transitions. [2024-11-14 04:20:17,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:17,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:17,548 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] [2024-11-14 04:20:17,548 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61 [2024-11-14 04:20:17,548 INFO L396 AbstractCegarLoop]: === Iteration 63 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:17,548 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:17,548 INFO L85 PathProgramCache]: Analyzing trace with hash -393016612, now seen corresponding path program 14 times [2024-11-14 04:20:17,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:17,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1549397004] [2024-11-14 04:20:17,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:17,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:17,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:18,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:18,267 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:18,267 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1549397004] [2024-11-14 04:20:18,267 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1549397004] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:18,267 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:18,267 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:18,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761969081] [2024-11-14 04:20:18,267 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:18,267 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:18,267 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:18,268 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:18,268 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:18,268 INFO L87 Difference]: Start difference. First operand 528 states and 1194 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:19,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:19,216 INFO L93 Difference]: Finished difference Result 1103 states and 2297 transitions. [2024-11-14 04:20:19,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:20:19,217 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:19,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:19,219 INFO L225 Difference]: With dead ends: 1103 [2024-11-14 04:20:19,219 INFO L226 Difference]: Without dead ends: 1093 [2024-11-14 04:20:19,220 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 100 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:20:19,220 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 136 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 677 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 691 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 677 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:19,220 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 61 Invalid, 691 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 677 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:20:19,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1093 states. [2024-11-14 04:20:19,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1093 to 529. [2024-11-14 04:20:19,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 529 states, 527 states have (on average 2.269449715370019) internal successors, (1196), 528 states have internal predecessors, (1196), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:19,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 1196 transitions. [2024-11-14 04:20:19,231 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 1196 transitions. Word has length 25 [2024-11-14 04:20:19,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:19,231 INFO L471 AbstractCegarLoop]: Abstraction has 529 states and 1196 transitions. [2024-11-14 04:20:19,231 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:19,231 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 1196 transitions. [2024-11-14 04:20:19,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:19,232 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:19,232 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] [2024-11-14 04:20:19,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable62 [2024-11-14 04:20:19,232 INFO L396 AbstractCegarLoop]: === Iteration 64 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:19,233 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:19,233 INFO L85 PathProgramCache]: Analyzing trace with hash -1830656354, now seen corresponding path program 15 times [2024-11-14 04:20:19,233 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:19,233 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126224443] [2024-11-14 04:20:19,233 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:19,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:19,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:19,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:19,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:19,877 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126224443] [2024-11-14 04:20:19,877 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126224443] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:19,877 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:19,877 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:19,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1992539040] [2024-11-14 04:20:19,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:19,877 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:19,877 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:19,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:19,878 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:19,878 INFO L87 Difference]: Start difference. First operand 529 states and 1196 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:20,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:20,847 INFO L93 Difference]: Finished difference Result 1095 states and 2283 transitions. [2024-11-14 04:20:20,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:20:20,847 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:20,847 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:20,850 INFO L225 Difference]: With dead ends: 1095 [2024-11-14 04:20:20,850 INFO L226 Difference]: Without dead ends: 1085 [2024-11-14 04:20:20,851 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=117, Invalid=483, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:20:20,851 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 131 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 682 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 704 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 682 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:20,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 61 Invalid, 704 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 682 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:20:20,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2024-11-14 04:20:20,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 525. [2024-11-14 04:20:20,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 523 states have (on average 2.265774378585086) internal successors, (1185), 524 states have internal predecessors, (1185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:20,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 1185 transitions. [2024-11-14 04:20:20,864 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 1185 transitions. Word has length 25 [2024-11-14 04:20:20,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:20,865 INFO L471 AbstractCegarLoop]: Abstraction has 525 states and 1185 transitions. [2024-11-14 04:20:20,865 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:20,865 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1185 transitions. [2024-11-14 04:20:20,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:20,866 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:20,866 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, 1, 1, 1, 1, 1] [2024-11-14 04:20:20,866 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63 [2024-11-14 04:20:20,866 INFO L396 AbstractCegarLoop]: === Iteration 65 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:20,866 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:20,866 INFO L85 PathProgramCache]: Analyzing trace with hash 2046368190, now seen corresponding path program 16 times [2024-11-14 04:20:20,867 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:20,867 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2000492018] [2024-11-14 04:20:20,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:20,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:20,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:21,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:21,578 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:21,578 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2000492018] [2024-11-14 04:20:21,578 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2000492018] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:21,578 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:21,579 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:21,579 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894698085] [2024-11-14 04:20:21,579 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:21,579 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:21,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:21,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:21,580 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:21,580 INFO L87 Difference]: Start difference. First operand 525 states and 1185 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:22,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:22,485 INFO L93 Difference]: Finished difference Result 774 states and 1670 transitions. [2024-11-14 04:20:22,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:20:22,485 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:22,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:22,487 INFO L225 Difference]: With dead ends: 774 [2024-11-14 04:20:22,488 INFO L226 Difference]: Without dead ends: 764 [2024-11-14 04:20:22,488 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=103, Invalid=403, Unknown=0, NotChecked=0, Total=506 [2024-11-14 04:20:22,489 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 121 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 528 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 528 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:22,489 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 53 Invalid, 560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 528 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:20:22,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2024-11-14 04:20:22,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 545. [2024-11-14 04:20:22,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 543 states have (on average 2.283609576427256) internal successors, (1240), 544 states have internal predecessors, (1240), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:22,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 1240 transitions. [2024-11-14 04:20:22,499 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 1240 transitions. Word has length 25 [2024-11-14 04:20:22,499 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:22,499 INFO L471 AbstractCegarLoop]: Abstraction has 545 states and 1240 transitions. [2024-11-14 04:20:22,499 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:22,500 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1240 transitions. [2024-11-14 04:20:22,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:22,500 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:22,500 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] [2024-11-14 04:20:22,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable64 [2024-11-14 04:20:22,501 INFO L396 AbstractCegarLoop]: === Iteration 66 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:22,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:22,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1749871648, now seen corresponding path program 17 times [2024-11-14 04:20:22,501 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:22,501 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350178202] [2024-11-14 04:20:22,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:22,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:23,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:23,202 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:23,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350178202] [2024-11-14 04:20:23,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350178202] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:23,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:23,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:23,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1126134804] [2024-11-14 04:20:23,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:23,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:23,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:23,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:23,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:23,203 INFO L87 Difference]: Start difference. First operand 545 states and 1240 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:24,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:24,155 INFO L93 Difference]: Finished difference Result 814 states and 1740 transitions. [2024-11-14 04:20:24,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:20:24,155 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:24,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:24,157 INFO L225 Difference]: With dead ends: 814 [2024-11-14 04:20:24,157 INFO L226 Difference]: Without dead ends: 804 [2024-11-14 04:20:24,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:20:24,158 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 131 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 606 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 637 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 606 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:24,158 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 65 Invalid, 637 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 606 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:20:24,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2024-11-14 04:20:24,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 525. [2024-11-14 04:20:24,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 525 states, 523 states have (on average 2.273422562141491) internal successors, (1189), 524 states have internal predecessors, (1189), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:24,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 525 states and 1189 transitions. [2024-11-14 04:20:24,167 INFO L78 Accepts]: Start accepts. Automaton has 525 states and 1189 transitions. Word has length 25 [2024-11-14 04:20:24,167 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:24,167 INFO L471 AbstractCegarLoop]: Abstraction has 525 states and 1189 transitions. [2024-11-14 04:20:24,167 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:24,167 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1189 transitions. [2024-11-14 04:20:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:24,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:24,168 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] [2024-11-14 04:20:24,168 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable65 [2024-11-14 04:20:24,168 INFO L396 AbstractCegarLoop]: === Iteration 67 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:24,169 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:24,169 INFO L85 PathProgramCache]: Analyzing trace with hash -1028424349, now seen corresponding path program 9 times [2024-11-14 04:20:24,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:24,169 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115428477] [2024-11-14 04:20:24,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:24,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:24,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:24,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:24,843 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:24,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115428477] [2024-11-14 04:20:24,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1115428477] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:24,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:24,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:24,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [614646964] [2024-11-14 04:20:24,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:24,844 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:24,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:24,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:24,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:24,844 INFO L87 Difference]: Start difference. First operand 525 states and 1189 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:25,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:25,837 INFO L93 Difference]: Finished difference Result 829 states and 1765 transitions. [2024-11-14 04:20:25,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:20:25,838 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:25,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:25,840 INFO L225 Difference]: With dead ends: 829 [2024-11-14 04:20:25,840 INFO L226 Difference]: Without dead ends: 819 [2024-11-14 04:20:25,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 112 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=144, Invalid=558, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:20:25,841 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 142 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:25,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 62 Invalid, 566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:20:25,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 819 states. [2024-11-14 04:20:25,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 819 to 545. [2024-11-14 04:20:25,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 543 states have (on average 2.25414364640884) internal successors, (1224), 544 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:25,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 1224 transitions. [2024-11-14 04:20:25,850 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 1224 transitions. Word has length 25 [2024-11-14 04:20:25,850 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:25,851 INFO L471 AbstractCegarLoop]: Abstraction has 545 states and 1224 transitions. [2024-11-14 04:20:25,851 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:25,851 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1224 transitions. [2024-11-14 04:20:25,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:25,852 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:25,852 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] [2024-11-14 04:20:25,852 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable66 [2024-11-14 04:20:25,852 INFO L396 AbstractCegarLoop]: === Iteration 68 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:25,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:25,852 INFO L85 PathProgramCache]: Analyzing trace with hash -506323428, now seen corresponding path program 18 times [2024-11-14 04:20:25,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:25,853 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1163565977] [2024-11-14 04:20:25,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:25,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:26,531 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:26,531 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:26,531 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1163565977] [2024-11-14 04:20:26,531 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1163565977] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:26,531 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:26,531 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:26,531 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625201277] [2024-11-14 04:20:26,531 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:26,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:26,532 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:26,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:26,532 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:26,532 INFO L87 Difference]: Start difference. First operand 545 states and 1224 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:27,322 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:27,323 INFO L93 Difference]: Finished difference Result 632 states and 1374 transitions. [2024-11-14 04:20:27,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 04:20:27,323 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:27,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:27,325 INFO L225 Difference]: With dead ends: 632 [2024-11-14 04:20:27,325 INFO L226 Difference]: Without dead ends: 622 [2024-11-14 04:20:27,325 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:20:27,326 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 91 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 559 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 585 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 559 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:27,326 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 65 Invalid, 585 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 559 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:20:27,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 622 states. [2024-11-14 04:20:27,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 622 to 541. [2024-11-14 04:20:27,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 541 states, 539 states have (on average 2.2578849721706864) internal successors, (1217), 540 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:27,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 541 states and 1217 transitions. [2024-11-14 04:20:27,335 INFO L78 Accepts]: Start accepts. Automaton has 541 states and 1217 transitions. Word has length 25 [2024-11-14 04:20:27,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:27,335 INFO L471 AbstractCegarLoop]: Abstraction has 541 states and 1217 transitions. [2024-11-14 04:20:27,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:27,335 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 1217 transitions. [2024-11-14 04:20:27,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:27,336 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:27,336 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] [2024-11-14 04:20:27,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable67 [2024-11-14 04:20:27,336 INFO L396 AbstractCegarLoop]: === Iteration 69 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:27,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:27,337 INFO L85 PathProgramCache]: Analyzing trace with hash 1466594203, now seen corresponding path program 10 times [2024-11-14 04:20:27,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:27,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902188914] [2024-11-14 04:20:27,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:27,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:28,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:28,037 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:28,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902188914] [2024-11-14 04:20:28,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902188914] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:28,037 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:28,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:28,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011410853] [2024-11-14 04:20:28,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:28,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:28,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:28,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:28,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:28,038 INFO L87 Difference]: Start difference. First operand 541 states and 1217 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:29,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:29,530 INFO L93 Difference]: Finished difference Result 1108 states and 2315 transitions. [2024-11-14 04:20:29,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-14 04:20:29,531 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:29,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:29,533 INFO L225 Difference]: With dead ends: 1108 [2024-11-14 04:20:29,533 INFO L226 Difference]: Without dead ends: 1098 [2024-11-14 04:20:29,534 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=214, Invalid=842, Unknown=0, NotChecked=0, Total=1056 [2024-11-14 04:20:29,534 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 196 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 775 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 811 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 775 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:29,534 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 64 Invalid, 811 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 775 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:20:29,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2024-11-14 04:20:29,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 537. [2024-11-14 04:20:29,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 537 states, 535 states have (on average 2.2542056074766355) internal successors, (1206), 536 states have internal predecessors, (1206), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:29,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 537 states and 1206 transitions. [2024-11-14 04:20:29,544 INFO L78 Accepts]: Start accepts. Automaton has 537 states and 1206 transitions. Word has length 25 [2024-11-14 04:20:29,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:29,544 INFO L471 AbstractCegarLoop]: Abstraction has 537 states and 1206 transitions. [2024-11-14 04:20:29,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:29,544 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 1206 transitions. [2024-11-14 04:20:29,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:29,546 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:29,546 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] [2024-11-14 04:20:29,546 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable68 [2024-11-14 04:20:29,546 INFO L396 AbstractCegarLoop]: === Iteration 70 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:29,546 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:29,546 INFO L85 PathProgramCache]: Analyzing trace with hash 1889079929, now seen corresponding path program 11 times [2024-11-14 04:20:29,546 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:29,546 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [529611292] [2024-11-14 04:20:29,546 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:29,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:29,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:30,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:30,251 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:30,252 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [529611292] [2024-11-14 04:20:30,252 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [529611292] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:30,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:30,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:30,252 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732834590] [2024-11-14 04:20:30,252 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:30,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:30,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:30,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:30,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:30,253 INFO L87 Difference]: Start difference. First operand 537 states and 1206 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:31,765 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:31,765 INFO L93 Difference]: Finished difference Result 974 states and 2031 transitions. [2024-11-14 04:20:31,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-14 04:20:31,766 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:31,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:31,768 INFO L225 Difference]: With dead ends: 974 [2024-11-14 04:20:31,768 INFO L226 Difference]: Without dead ends: 964 [2024-11-14 04:20:31,769 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=193, Invalid=799, Unknown=0, NotChecked=0, Total=992 [2024-11-14 04:20:31,769 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 158 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 946 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 971 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 946 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:31,769 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 81 Invalid, 971 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 946 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 04:20:31,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 964 states. [2024-11-14 04:20:31,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 964 to 533. [2024-11-14 04:20:31,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 533 states, 531 states have (on average 2.2580037664783426) internal successors, (1199), 532 states have internal predecessors, (1199), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:31,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 1199 transitions. [2024-11-14 04:20:31,786 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 1199 transitions. Word has length 25 [2024-11-14 04:20:31,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:31,786 INFO L471 AbstractCegarLoop]: Abstraction has 533 states and 1199 transitions. [2024-11-14 04:20:31,786 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:31,786 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1199 transitions. [2024-11-14 04:20:31,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:31,788 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:31,789 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] [2024-11-14 04:20:31,789 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable69 [2024-11-14 04:20:31,789 INFO L396 AbstractCegarLoop]: === Iteration 71 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:31,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:31,789 INFO L85 PathProgramCache]: Analyzing trace with hash 451440187, now seen corresponding path program 12 times [2024-11-14 04:20:31,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:31,789 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228404807] [2024-11-14 04:20:31,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:31,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:31,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:32,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:32,546 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:32,546 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228404807] [2024-11-14 04:20:32,546 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1228404807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:32,546 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:32,547 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:32,547 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555969309] [2024-11-14 04:20:32,547 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:32,547 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:32,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:32,547 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:32,547 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:32,547 INFO L87 Difference]: Start difference. First operand 533 states and 1199 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:34,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:34,313 INFO L93 Difference]: Finished difference Result 882 states and 1881 transitions. [2024-11-14 04:20:34,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 04:20:34,313 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:34,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:34,315 INFO L225 Difference]: With dead ends: 882 [2024-11-14 04:20:34,315 INFO L226 Difference]: Without dead ends: 872 [2024-11-14 04:20:34,316 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 257 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=241, Invalid=1019, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 04:20:34,316 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 155 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 1089 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 155 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 1123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1089 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:34,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [155 Valid, 120 Invalid, 1123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1089 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 04:20:34,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 872 states. [2024-11-14 04:20:34,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 872 to 557. [2024-11-14 04:20:34,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 557 states, 555 states have (on average 2.2378378378378376) internal successors, (1242), 556 states have internal predecessors, (1242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:34,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 557 states and 1242 transitions. [2024-11-14 04:20:34,326 INFO L78 Accepts]: Start accepts. Automaton has 557 states and 1242 transitions. Word has length 25 [2024-11-14 04:20:34,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:34,327 INFO L471 AbstractCegarLoop]: Abstraction has 557 states and 1242 transitions. [2024-11-14 04:20:34,327 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:34,327 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1242 transitions. [2024-11-14 04:20:34,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:34,328 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:34,328 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] [2024-11-14 04:20:34,328 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable70 [2024-11-14 04:20:34,328 INFO L396 AbstractCegarLoop]: === Iteration 72 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:34,329 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:34,329 INFO L85 PathProgramCache]: Analyzing trace with hash 337829497, now seen corresponding path program 13 times [2024-11-14 04:20:34,329 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:34,329 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95179251] [2024-11-14 04:20:34,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:34,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:34,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:35,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:35,112 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:35,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95179251] [2024-11-14 04:20:35,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95179251] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:35,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:35,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:35,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394856254] [2024-11-14 04:20:35,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:35,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:35,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:35,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:35,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:35,114 INFO L87 Difference]: Start difference. First operand 557 states and 1242 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:36,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:36,357 INFO L93 Difference]: Finished difference Result 793 states and 1698 transitions. [2024-11-14 04:20:36,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 04:20:36,358 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:36,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:36,360 INFO L225 Difference]: With dead ends: 793 [2024-11-14 04:20:36,360 INFO L226 Difference]: Without dead ends: 783 [2024-11-14 04:20:36,360 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=172, Invalid=584, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:20:36,361 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 126 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:36,361 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 71 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:20:36,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 783 states. [2024-11-14 04:20:36,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 783 to 545. [2024-11-14 04:20:36,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 545 states, 543 states have (on average 2.233885819521179) internal successors, (1213), 544 states have internal predecessors, (1213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:36,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 1213 transitions. [2024-11-14 04:20:36,374 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 1213 transitions. Word has length 25 [2024-11-14 04:20:36,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:36,374 INFO L471 AbstractCegarLoop]: Abstraction has 545 states and 1213 transitions. [2024-11-14 04:20:36,374 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:36,374 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 1213 transitions. [2024-11-14 04:20:36,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:36,375 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:36,375 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] [2024-11-14 04:20:36,375 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable71 [2024-11-14 04:20:36,375 INFO L396 AbstractCegarLoop]: === Iteration 73 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:36,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:36,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1588204581, now seen corresponding path program 14 times [2024-11-14 04:20:36,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:36,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [18415424] [2024-11-14 04:20:36,376 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:36,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:36,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:37,164 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:37,165 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:37,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [18415424] [2024-11-14 04:20:37,165 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [18415424] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:37,165 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:37,165 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:37,165 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350038227] [2024-11-14 04:20:37,165 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:37,165 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:37,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:37,166 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:37,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:37,166 INFO L87 Difference]: Start difference. First operand 545 states and 1213 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:38,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:38,648 INFO L93 Difference]: Finished difference Result 759 states and 1630 transitions. [2024-11-14 04:20:38,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 04:20:38,649 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:38,649 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:38,650 INFO L225 Difference]: With dead ends: 759 [2024-11-14 04:20:38,650 INFO L226 Difference]: Without dead ends: 749 [2024-11-14 04:20:38,651 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=262, Invalid=998, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 04:20:38,651 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 149 mSDsluCounter, 96 mSDsCounter, 0 mSdLazyCounter, 986 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 109 SdHoareTripleChecker+Invalid, 1029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:38,651 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 109 Invalid, 1029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 986 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:20:38,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2024-11-14 04:20:38,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 515. [2024-11-14 04:20:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 513 states have (on average 2.249512670565302) internal successors, (1154), 514 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) [2024-11-14 04:20:38,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 1154 transitions. [2024-11-14 04:20:38,662 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 1154 transitions. Word has length 25 [2024-11-14 04:20:38,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:38,662 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 1154 transitions. [2024-11-14 04:20:38,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:38,662 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1154 transitions. [2024-11-14 04:20:38,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:38,663 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:38,663 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] [2024-11-14 04:20:38,663 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable72 [2024-11-14 04:20:38,663 INFO L396 AbstractCegarLoop]: === Iteration 74 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:38,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:38,664 INFO L85 PathProgramCache]: Analyzing trace with hash -573898882, now seen corresponding path program 19 times [2024-11-14 04:20:38,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:38,664 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [790317399] [2024-11-14 04:20:38,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:38,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:38,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:39,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:39,302 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:39,302 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [790317399] [2024-11-14 04:20:39,302 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [790317399] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:39,302 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:39,302 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:39,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [101218078] [2024-11-14 04:20:39,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:39,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:39,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:39,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:39,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:39,303 INFO L87 Difference]: Start difference. First operand 515 states and 1154 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:40,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:40,298 INFO L93 Difference]: Finished difference Result 735 states and 1529 transitions. [2024-11-14 04:20:40,298 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:20:40,298 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:40,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:40,300 INFO L225 Difference]: With dead ends: 735 [2024-11-14 04:20:40,300 INFO L226 Difference]: Without dead ends: 725 [2024-11-14 04:20:40,301 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 72 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=412, Unknown=0, NotChecked=0, Total=506 [2024-11-14 04:20:40,301 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 108 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:40,301 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 90 Invalid, 868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:20:40,302 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 725 states. [2024-11-14 04:20:40,309 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 725 to 515. [2024-11-14 04:20:40,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 515 states, 513 states have (on average 2.249512670565302) internal successors, (1154), 514 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) [2024-11-14 04:20:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 1154 transitions. [2024-11-14 04:20:40,313 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 1154 transitions. Word has length 25 [2024-11-14 04:20:40,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:40,314 INFO L471 AbstractCegarLoop]: Abstraction has 515 states and 1154 transitions. [2024-11-14 04:20:40,314 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:40,314 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1154 transitions. [2024-11-14 04:20:40,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:40,315 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:40,315 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] [2024-11-14 04:20:40,315 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73 [2024-11-14 04:20:40,315 INFO L396 AbstractCegarLoop]: === Iteration 75 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:40,315 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:40,316 INFO L85 PathProgramCache]: Analyzing trace with hash -2011538624, now seen corresponding path program 20 times [2024-11-14 04:20:40,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:40,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299327172] [2024-11-14 04:20:40,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:40,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:40,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:40,924 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:40,924 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:40,924 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299327172] [2024-11-14 04:20:40,924 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299327172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:40,924 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:40,924 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:40,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384066038] [2024-11-14 04:20:40,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:40,924 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:40,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:40,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:40,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:40,925 INFO L87 Difference]: Start difference. First operand 515 states and 1154 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:41,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:41,585 INFO L93 Difference]: Finished difference Result 677 states and 1431 transitions. [2024-11-14 04:20:41,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 04:20:41,585 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:41,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:41,587 INFO L225 Difference]: With dead ends: 677 [2024-11-14 04:20:41,587 INFO L226 Difference]: Without dead ends: 667 [2024-11-14 04:20:41,587 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:20:41,588 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 91 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 670 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 686 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:41,588 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 74 Invalid, 686 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 670 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:20:41,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2024-11-14 04:20:41,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 514. [2024-11-14 04:20:41,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 512 states have (on average 2.25) internal successors, (1152), 513 states have internal predecessors, (1152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:41,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 1152 transitions. [2024-11-14 04:20:41,594 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 1152 transitions. Word has length 25 [2024-11-14 04:20:41,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:41,594 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 1152 transitions. [2024-11-14 04:20:41,594 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:41,594 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 1152 transitions. [2024-11-14 04:20:41,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:41,595 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:41,595 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] [2024-11-14 04:20:41,595 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable74 [2024-11-14 04:20:41,595 INFO L396 AbstractCegarLoop]: === Iteration 76 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:41,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:41,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1768572198, now seen corresponding path program 21 times [2024-11-14 04:20:41,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:41,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422038473] [2024-11-14 04:20:41,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:41,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:41,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:42,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:42,149 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:42,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422038473] [2024-11-14 04:20:42,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422038473] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:42,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:42,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:42,150 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451528675] [2024-11-14 04:20:42,150 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:42,150 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:42,150 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:42,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:42,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:42,150 INFO L87 Difference]: Start difference. First operand 514 states and 1152 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:42,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:42,830 INFO L93 Difference]: Finished difference Result 572 states and 1250 transitions. [2024-11-14 04:20:42,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 04:20:42,831 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:42,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:42,832 INFO L225 Difference]: With dead ends: 572 [2024-11-14 04:20:42,832 INFO L226 Difference]: Without dead ends: 562 [2024-11-14 04:20:42,832 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=72, Invalid=308, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:20:42,833 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 75 mSDsluCounter, 88 mSDsCounter, 0 mSdLazyCounter, 735 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 749 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 735 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:42,833 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 98 Invalid, 749 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 735 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:20:42,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 562 states. [2024-11-14 04:20:42,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 562 to 494. [2024-11-14 04:20:42,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 492 states have (on average 2.2703252032520327) internal successors, (1117), 493 states have internal predecessors, (1117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:42,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 1117 transitions. [2024-11-14 04:20:42,838 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 1117 transitions. Word has length 25 [2024-11-14 04:20:42,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:42,838 INFO L471 AbstractCegarLoop]: Abstraction has 494 states and 1117 transitions. [2024-11-14 04:20:42,838 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:42,838 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1117 transitions. [2024-11-14 04:20:42,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:42,839 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:42,839 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] [2024-11-14 04:20:42,839 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable75 [2024-11-14 04:20:42,839 INFO L396 AbstractCegarLoop]: === Iteration 77 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:42,839 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:42,839 INFO L85 PathProgramCache]: Analyzing trace with hash -1543804134, now seen corresponding path program 22 times [2024-11-14 04:20:42,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:42,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [263976974] [2024-11-14 04:20:42,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:42,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:42,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:43,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:43,384 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:43,384 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [263976974] [2024-11-14 04:20:43,384 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [263976974] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:43,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:43,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:43,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1727350373] [2024-11-14 04:20:43,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:43,384 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:43,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:43,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:43,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:43,385 INFO L87 Difference]: Start difference. First operand 494 states and 1117 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:44,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:44,448 INFO L93 Difference]: Finished difference Result 803 states and 1722 transitions. [2024-11-14 04:20:44,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:20:44,448 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:44,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:44,450 INFO L225 Difference]: With dead ends: 803 [2024-11-14 04:20:44,450 INFO L226 Difference]: Without dead ends: 793 [2024-11-14 04:20:44,451 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=133, Invalid=517, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:20:44,451 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 144 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 630 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 630 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:44,451 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 57 Invalid, 659 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 630 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:20:44,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 793 states. [2024-11-14 04:20:44,458 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 793 to 539. [2024-11-14 04:20:44,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 539 states, 537 states have (on average 2.266294227188082) internal successors, (1217), 538 states have internal predecessors, (1217), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:44,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 539 states and 1217 transitions. [2024-11-14 04:20:44,461 INFO L78 Accepts]: Start accepts. Automaton has 539 states and 1217 transitions. Word has length 25 [2024-11-14 04:20:44,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:44,461 INFO L471 AbstractCegarLoop]: Abstraction has 539 states and 1217 transitions. [2024-11-14 04:20:44,461 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:44,461 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1217 transitions. [2024-11-14 04:20:44,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:44,462 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:44,462 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] [2024-11-14 04:20:44,462 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable76 [2024-11-14 04:20:44,462 INFO L396 AbstractCegarLoop]: === Iteration 78 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:44,462 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:44,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1840300676, now seen corresponding path program 23 times [2024-11-14 04:20:44,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:44,462 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503900085] [2024-11-14 04:20:44,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:44,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:44,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:45,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:45,145 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:45,145 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503900085] [2024-11-14 04:20:45,145 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503900085] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:45,145 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:45,145 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:45,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1093210675] [2024-11-14 04:20:45,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:45,146 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:45,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:45,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:45,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:45,146 INFO L87 Difference]: Start difference. First operand 539 states and 1217 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:46,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:46,559 INFO L93 Difference]: Finished difference Result 919 states and 1923 transitions. [2024-11-14 04:20:46,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 04:20:46,560 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:46,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:46,562 INFO L225 Difference]: With dead ends: 919 [2024-11-14 04:20:46,562 INFO L226 Difference]: Without dead ends: 914 [2024-11-14 04:20:46,563 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 123 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=161, Invalid=651, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:20:46,563 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 175 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 803 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 833 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 803 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:46,563 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 76 Invalid, 833 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 803 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:20:46,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 914 states. [2024-11-14 04:20:46,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 914 to 543. [2024-11-14 04:20:46,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 541 states have (on average 2.2624768946395566) internal successors, (1224), 542 states have internal predecessors, (1224), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:46,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 1224 transitions. [2024-11-14 04:20:46,578 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 1224 transitions. Word has length 25 [2024-11-14 04:20:46,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:46,578 INFO L471 AbstractCegarLoop]: Abstraction has 543 states and 1224 transitions. [2024-11-14 04:20:46,578 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:46,578 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1224 transitions. [2024-11-14 04:20:46,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:46,580 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:46,580 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] [2024-11-14 04:20:46,580 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable77 [2024-11-14 04:20:46,580 INFO L396 AbstractCegarLoop]: === Iteration 79 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:46,580 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:46,581 INFO L85 PathProgramCache]: Analyzing trace with hash -1840300675, now seen corresponding path program 15 times [2024-11-14 04:20:46,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:46,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987626999] [2024-11-14 04:20:46,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:46,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:46,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:47,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:47,387 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:47,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987626999] [2024-11-14 04:20:47,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987626999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:47,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:47,387 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:47,387 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2014615807] [2024-11-14 04:20:47,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:47,388 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:47,388 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:47,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:47,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:47,388 INFO L87 Difference]: Start difference. First operand 543 states and 1224 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:49,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:49,086 INFO L93 Difference]: Finished difference Result 909 states and 1928 transitions. [2024-11-14 04:20:49,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 04:20:49,086 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:49,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:49,088 INFO L225 Difference]: With dead ends: 909 [2024-11-14 04:20:49,088 INFO L226 Difference]: Without dead ends: 899 [2024-11-14 04:20:49,089 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 241 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=254, Invalid=1006, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 04:20:49,089 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 203 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 811 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 852 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 811 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:49,089 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 77 Invalid, 852 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 811 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:20:49,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2024-11-14 04:20:49,096 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 494. [2024-11-14 04:20:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 494 states, 492 states have (on average 2.2703252032520327) internal successors, (1117), 493 states have internal predecessors, (1117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:49,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 494 states and 1117 transitions. [2024-11-14 04:20:49,098 INFO L78 Accepts]: Start accepts. Automaton has 494 states and 1117 transitions. Word has length 25 [2024-11-14 04:20:49,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:49,099 INFO L471 AbstractCegarLoop]: Abstraction has 494 states and 1117 transitions. [2024-11-14 04:20:49,099 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1117 transitions. [2024-11-14 04:20:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:49,099 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:49,100 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] [2024-11-14 04:20:49,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable78 [2024-11-14 04:20:49,100 INFO L396 AbstractCegarLoop]: === Iteration 80 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:49,100 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:49,100 INFO L85 PathProgramCache]: Analyzing trace with hash -1248759910, now seen corresponding path program 24 times [2024-11-14 04:20:49,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:49,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929875107] [2024-11-14 04:20:49,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:49,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:49,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:49,899 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:49,899 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929875107] [2024-11-14 04:20:49,899 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929875107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:49,899 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:49,899 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:49,900 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1265922802] [2024-11-14 04:20:49,900 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:49,900 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:49,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:49,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:49,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:49,900 INFO L87 Difference]: Start difference. First operand 494 states and 1117 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:50,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:50,918 INFO L93 Difference]: Finished difference Result 771 states and 1660 transitions. [2024-11-14 04:20:50,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:20:50,918 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:50,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:50,921 INFO L225 Difference]: With dead ends: 771 [2024-11-14 04:20:50,921 INFO L226 Difference]: Without dead ends: 761 [2024-11-14 04:20:50,921 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=101, Invalid=405, Unknown=0, NotChecked=0, Total=506 [2024-11-14 04:20:50,922 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 115 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 697 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 697 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:50,922 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 71 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 697 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:20:50,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 761 states. [2024-11-14 04:20:50,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 761 to 527. [2024-11-14 04:20:50,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 527 states, 525 states have (on average 2.255238095238095) internal successors, (1184), 526 states have internal predecessors, (1184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:50,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 1184 transitions. [2024-11-14 04:20:50,931 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 1184 transitions. Word has length 25 [2024-11-14 04:20:50,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:50,931 INFO L471 AbstractCegarLoop]: Abstraction has 527 states and 1184 transitions. [2024-11-14 04:20:50,931 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:50,932 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1184 transitions. [2024-11-14 04:20:50,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:50,932 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:50,932 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] [2024-11-14 04:20:50,932 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable79 [2024-11-14 04:20:50,933 INFO L396 AbstractCegarLoop]: === Iteration 81 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:50,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:50,933 INFO L85 PathProgramCache]: Analyzing trace with hash -519331812, now seen corresponding path program 25 times [2024-11-14 04:20:50,933 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:50,933 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750070581] [2024-11-14 04:20:50,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:50,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:50,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:51,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:51,679 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:51,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750070581] [2024-11-14 04:20:51,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1750070581] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:51,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:51,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:51,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1633190547] [2024-11-14 04:20:51,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:51,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:51,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:51,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:51,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:51,680 INFO L87 Difference]: Start difference. First operand 527 states and 1184 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:52,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:52,938 INFO L93 Difference]: Finished difference Result 892 states and 1871 transitions. [2024-11-14 04:20:52,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:20:52,939 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:52,939 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:52,941 INFO L225 Difference]: With dead ends: 892 [2024-11-14 04:20:52,941 INFO L226 Difference]: Without dead ends: 882 [2024-11-14 04:20:52,942 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=131, Invalid=519, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:20:52,942 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 134 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 841 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 866 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 841 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:52,942 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 90 Invalid, 866 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 841 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:20:52,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 882 states. [2024-11-14 04:20:52,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 882 to 518. [2024-11-14 04:20:52,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 518 states, 516 states have (on average 2.248062015503876) internal successors, (1160), 517 states have internal predecessors, (1160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:52,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 518 states and 1160 transitions. [2024-11-14 04:20:52,951 INFO L78 Accepts]: Start accepts. Automaton has 518 states and 1160 transitions. Word has length 25 [2024-11-14 04:20:52,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:52,951 INFO L471 AbstractCegarLoop]: Abstraction has 518 states and 1160 transitions. [2024-11-14 04:20:52,951 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:52,951 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1160 transitions. [2024-11-14 04:20:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:52,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:52,952 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] [2024-11-14 04:20:52,952 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable80 [2024-11-14 04:20:52,952 INFO L396 AbstractCegarLoop]: === Iteration 82 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:52,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:52,953 INFO L85 PathProgramCache]: Analyzing trace with hash -2101963940, now seen corresponding path program 26 times [2024-11-14 04:20:52,953 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:52,953 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1419360919] [2024-11-14 04:20:52,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:52,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:53,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:53,663 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:53,663 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1419360919] [2024-11-14 04:20:53,663 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1419360919] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:53,663 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:53,663 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:53,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [221388603] [2024-11-14 04:20:53,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:53,664 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:53,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:53,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:53,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:53,664 INFO L87 Difference]: Start difference. First operand 518 states and 1160 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:54,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:54,813 INFO L93 Difference]: Finished difference Result 889 states and 1840 transitions. [2024-11-14 04:20:54,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:20:54,814 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:54,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:54,816 INFO L225 Difference]: With dead ends: 889 [2024-11-14 04:20:54,816 INFO L226 Difference]: Without dead ends: 884 [2024-11-14 04:20:54,817 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 95 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=138, Invalid=564, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:20:54,817 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 149 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 737 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 737 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:54,817 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 74 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 737 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:20:54,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 884 states. [2024-11-14 04:20:54,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 884 to 523. [2024-11-14 04:20:54,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 521 states have (on average 2.2437619961612283) internal successors, (1169), 522 states have internal predecessors, (1169), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:54,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 1169 transitions. [2024-11-14 04:20:54,830 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 1169 transitions. Word has length 25 [2024-11-14 04:20:54,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:54,830 INFO L471 AbstractCegarLoop]: Abstraction has 523 states and 1169 transitions. [2024-11-14 04:20:54,830 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:54,830 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1169 transitions. [2024-11-14 04:20:54,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:54,831 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:54,831 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] [2024-11-14 04:20:54,831 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable81 [2024-11-14 04:20:54,831 INFO L396 AbstractCegarLoop]: === Iteration 83 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:54,832 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:54,832 INFO L85 PathProgramCache]: Analyzing trace with hash -2101963939, now seen corresponding path program 16 times [2024-11-14 04:20:54,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:54,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [24072390] [2024-11-14 04:20:54,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:54,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:54,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:55,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:55,555 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:55,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [24072390] [2024-11-14 04:20:55,555 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [24072390] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:55,555 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:55,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:55,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134933563] [2024-11-14 04:20:55,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:55,556 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:55,556 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:55,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:55,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:55,556 INFO L87 Difference]: Start difference. First operand 523 states and 1169 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:57,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:57,299 INFO L93 Difference]: Finished difference Result 968 states and 2026 transitions. [2024-11-14 04:20:57,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 04:20:57,300 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:57,300 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:57,302 INFO L225 Difference]: With dead ends: 968 [2024-11-14 04:20:57,302 INFO L226 Difference]: Without dead ends: 958 [2024-11-14 04:20:57,303 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=241, Invalid=1019, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 04:20:57,303 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 169 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 930 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 959 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 930 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:57,303 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 93 Invalid, 959 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 930 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 04:20:57,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2024-11-14 04:20:57,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 519. [2024-11-14 04:20:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 517 states have (on average 2.2475822050290137) internal successors, (1162), 518 states have internal predecessors, (1162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 1162 transitions. [2024-11-14 04:20:57,313 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 1162 transitions. Word has length 25 [2024-11-14 04:20:57,313 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:57,313 INFO L471 AbstractCegarLoop]: Abstraction has 519 states and 1162 transitions. [2024-11-14 04:20:57,313 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1162 transitions. [2024-11-14 04:20:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:57,314 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:57,314 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] [2024-11-14 04:20:57,314 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable82 [2024-11-14 04:20:57,314 INFO L396 AbstractCegarLoop]: === Iteration 84 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:57,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:57,314 INFO L85 PathProgramCache]: Analyzing trace with hash 755363614, now seen corresponding path program 27 times [2024-11-14 04:20:57,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:57,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [971933169] [2024-11-14 04:20:57,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:57,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:58,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:58,016 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:58,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [971933169] [2024-11-14 04:20:58,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [971933169] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:58,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:58,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:58,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310342030] [2024-11-14 04:20:58,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:58,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:58,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:58,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:58,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:58,017 INFO L87 Difference]: Start difference. First operand 519 states and 1162 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:59,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:20:59,167 INFO L93 Difference]: Finished difference Result 864 states and 1795 transitions. [2024-11-14 04:20:59,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:20:59,167 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:20:59,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:20:59,170 INFO L225 Difference]: With dead ends: 864 [2024-11-14 04:20:59,170 INFO L226 Difference]: Without dead ends: 859 [2024-11-14 04:20:59,170 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=126, Invalid=524, Unknown=0, NotChecked=0, Total=650 [2024-11-14 04:20:59,170 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 131 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 751 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 131 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 770 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 751 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:20:59,171 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [131 Valid, 74 Invalid, 770 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 751 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:20:59,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 859 states. [2024-11-14 04:20:59,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 859 to 519. [2024-11-14 04:20:59,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 519 states, 517 states have (on average 2.2475822050290137) internal successors, (1162), 518 states have internal predecessors, (1162), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:59,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 519 states and 1162 transitions. [2024-11-14 04:20:59,180 INFO L78 Accepts]: Start accepts. Automaton has 519 states and 1162 transitions. Word has length 25 [2024-11-14 04:20:59,180 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:20:59,180 INFO L471 AbstractCegarLoop]: Abstraction has 519 states and 1162 transitions. [2024-11-14 04:20:59,180 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:20:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 1162 transitions. [2024-11-14 04:20:59,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:20:59,181 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:20:59,181 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, 1, 1, 1] [2024-11-14 04:20:59,181 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable83 [2024-11-14 04:20:59,181 INFO L396 AbstractCegarLoop]: === Iteration 85 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:20:59,182 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:20:59,182 INFO L85 PathProgramCache]: Analyzing trace with hash 755363615, now seen corresponding path program 17 times [2024-11-14 04:20:59,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:20:59,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [370164268] [2024-11-14 04:20:59,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:20:59,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:20:59,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:20:59,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:20:59,914 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:20:59,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [370164268] [2024-11-14 04:20:59,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [370164268] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:20:59,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:20:59,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:20:59,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747570111] [2024-11-14 04:20:59,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:20:59,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:20:59,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:20:59,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:20:59,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:20:59,915 INFO L87 Difference]: Start difference. First operand 519 states and 1162 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:01,905 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:01,905 INFO L93 Difference]: Finished difference Result 994 states and 2080 transitions. [2024-11-14 04:21:01,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2024-11-14 04:21:01,906 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:01,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:01,908 INFO L225 Difference]: With dead ends: 994 [2024-11-14 04:21:01,908 INFO L226 Difference]: Without dead ends: 984 [2024-11-14 04:21:01,909 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 343 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=305, Invalid=1335, Unknown=0, NotChecked=0, Total=1640 [2024-11-14 04:21:01,909 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 174 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 1016 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 174 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 1054 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 1016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:01,909 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [174 Valid, 117 Invalid, 1054 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 1016 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 04:21:01,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 984 states. [2024-11-14 04:21:01,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 984 to 548. [2024-11-14 04:21:01,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 548 states, 546 states have (on average 2.2252747252747254) internal successors, (1215), 547 states have internal predecessors, (1215), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:01,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 1215 transitions. [2024-11-14 04:21:01,920 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 1215 transitions. Word has length 25 [2024-11-14 04:21:01,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:01,920 INFO L471 AbstractCegarLoop]: Abstraction has 548 states and 1215 transitions. [2024-11-14 04:21:01,920 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:01,920 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1215 transitions. [2024-11-14 04:21:01,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:01,921 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:01,921 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] [2024-11-14 04:21:01,922 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable84 [2024-11-14 04:21:01,922 INFO L396 AbstractCegarLoop]: === Iteration 86 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:01,922 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:01,922 INFO L85 PathProgramCache]: Analyzing trace with hash 641752925, now seen corresponding path program 18 times [2024-11-14 04:21:01,923 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:01,923 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127541193] [2024-11-14 04:21:01,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:01,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:02,674 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:02,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127541193] [2024-11-14 04:21:02,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127541193] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:02,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:02,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:02,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1311829968] [2024-11-14 04:21:02,674 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:02,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:02,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:02,675 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:02,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:02,675 INFO L87 Difference]: Start difference. First operand 548 states and 1215 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:04,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:04,349 INFO L93 Difference]: Finished difference Result 1033 states and 2221 transitions. [2024-11-14 04:21:04,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 04:21:04,350 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:04,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:04,352 INFO L225 Difference]: With dead ends: 1033 [2024-11-14 04:21:04,352 INFO L226 Difference]: Without dead ends: 1023 [2024-11-14 04:21:04,353 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 256 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=308, Invalid=1024, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 04:21:04,353 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 160 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 783 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 92 SdHoareTripleChecker+Invalid, 830 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 783 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:04,353 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 92 Invalid, 830 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 783 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:21:04,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1023 states. [2024-11-14 04:21:04,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1023 to 596. [2024-11-14 04:21:04,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 596 states, 594 states have (on average 2.274410774410774) internal successors, (1351), 595 states have internal predecessors, (1351), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:04,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 596 states and 1351 transitions. [2024-11-14 04:21:04,368 INFO L78 Accepts]: Start accepts. Automaton has 596 states and 1351 transitions. Word has length 25 [2024-11-14 04:21:04,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:04,368 INFO L471 AbstractCegarLoop]: Abstraction has 596 states and 1351 transitions. [2024-11-14 04:21:04,368 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:04,368 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1351 transitions. [2024-11-14 04:21:04,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:04,369 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:04,369 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] [2024-11-14 04:21:04,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable85 [2024-11-14 04:21:04,370 INFO L396 AbstractCegarLoop]: === Iteration 87 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:04,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:04,370 INFO L85 PathProgramCache]: Analyzing trace with hash -1284281153, now seen corresponding path program 19 times [2024-11-14 04:21:04,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:04,370 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689543762] [2024-11-14 04:21:04,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:04,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:04,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:05,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:05,121 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:05,122 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689543762] [2024-11-14 04:21:05,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1689543762] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:05,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:05,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:05,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1176612179] [2024-11-14 04:21:05,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:05,122 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:05,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:05,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:05,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:05,123 INFO L87 Difference]: Start difference. First operand 596 states and 1351 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:07,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:07,271 INFO L93 Difference]: Finished difference Result 934 states and 1997 transitions. [2024-11-14 04:21:07,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-14 04:21:07,272 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:07,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:07,274 INFO L225 Difference]: With dead ends: 934 [2024-11-14 04:21:07,274 INFO L226 Difference]: Without dead ends: 924 [2024-11-14 04:21:07,275 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 313 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=320, Invalid=1240, Unknown=0, NotChecked=0, Total=1560 [2024-11-14 04:21:07,275 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 171 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 838 mSolverCounterSat, 47 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 171 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 47 IncrementalHoareTripleChecker+Valid, 838 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:07,275 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [171 Valid, 102 Invalid, 885 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [47 Valid, 838 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 04:21:07,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 924 states. [2024-11-14 04:21:07,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 924 to 564. [2024-11-14 04:21:07,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 562 states have (on average 2.288256227758007) internal successors, (1286), 563 states have internal predecessors, (1286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:07,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 1286 transitions. [2024-11-14 04:21:07,296 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 1286 transitions. Word has length 25 [2024-11-14 04:21:07,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:07,296 INFO L471 AbstractCegarLoop]: Abstraction has 564 states and 1286 transitions. [2024-11-14 04:21:07,296 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:07,296 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1286 transitions. [2024-11-14 04:21:07,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:07,297 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:07,297 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] [2024-11-14 04:21:07,297 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable86 [2024-11-14 04:21:07,297 INFO L396 AbstractCegarLoop]: === Iteration 88 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:07,298 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:07,298 INFO L85 PathProgramCache]: Analyzing trace with hash 337420862, now seen corresponding path program 28 times [2024-11-14 04:21:07,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:07,298 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1555431716] [2024-11-14 04:21:07,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:07,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:07,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:08,046 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:08,046 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1555431716] [2024-11-14 04:21:08,046 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1555431716] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:08,046 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:08,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:08,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [92652564] [2024-11-14 04:21:08,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:08,046 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:08,047 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:08,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:08,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:08,047 INFO L87 Difference]: Start difference. First operand 564 states and 1286 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:09,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:09,038 INFO L93 Difference]: Finished difference Result 778 states and 1695 transitions. [2024-11-14 04:21:09,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:21:09,039 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:09,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:09,041 INFO L225 Difference]: With dead ends: 778 [2024-11-14 04:21:09,041 INFO L226 Difference]: Without dead ends: 768 [2024-11-14 04:21:09,041 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=113, Invalid=439, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:21:09,042 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 125 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 593 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 64 SdHoareTripleChecker+Invalid, 627 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:09,042 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 64 Invalid, 627 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 593 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:09,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2024-11-14 04:21:09,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 564. [2024-11-14 04:21:09,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 564 states, 562 states have (on average 2.288256227758007) internal successors, (1286), 563 states have internal predecessors, (1286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:09,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 564 states and 1286 transitions. [2024-11-14 04:21:09,051 INFO L78 Accepts]: Start accepts. Automaton has 564 states and 1286 transitions. Word has length 25 [2024-11-14 04:21:09,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:09,051 INFO L471 AbstractCegarLoop]: Abstraction has 564 states and 1286 transitions. [2024-11-14 04:21:09,051 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:09,051 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1286 transitions. [2024-11-14 04:21:09,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:09,052 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:09,052 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] [2024-11-14 04:21:09,052 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable87 [2024-11-14 04:21:09,052 INFO L396 AbstractCegarLoop]: === Iteration 89 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:09,052 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:09,052 INFO L85 PathProgramCache]: Analyzing trace with hash 40924320, now seen corresponding path program 29 times [2024-11-14 04:21:09,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:09,053 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372867069] [2024-11-14 04:21:09,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:09,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:09,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:09,863 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:09,863 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:09,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1372867069] [2024-11-14 04:21:09,863 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1372867069] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:09,863 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:09,863 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:09,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110448617] [2024-11-14 04:21:09,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:09,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:09,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:09,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:09,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:09,864 INFO L87 Difference]: Start difference. First operand 564 states and 1286 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:10,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:10,983 INFO L93 Difference]: Finished difference Result 822 states and 1772 transitions. [2024-11-14 04:21:10,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:21:10,984 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:10,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:10,986 INFO L225 Difference]: With dead ends: 822 [2024-11-14 04:21:10,986 INFO L226 Difference]: Without dead ends: 812 [2024-11-14 04:21:10,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=120, Invalid=480, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:21:10,987 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 121 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 692 mSolverCounterSat, 27 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 719 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 27 IncrementalHoareTripleChecker+Valid, 692 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:10,987 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 78 Invalid, 719 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [27 Valid, 692 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:21:10,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2024-11-14 04:21:10,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 552. [2024-11-14 04:21:10,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 552 states, 550 states have (on average 2.2781818181818183) internal successors, (1253), 551 states have internal predecessors, (1253), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:10,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 552 states and 1253 transitions. [2024-11-14 04:21:10,996 INFO L78 Accepts]: Start accepts. Automaton has 552 states and 1253 transitions. Word has length 25 [2024-11-14 04:21:10,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:10,996 INFO L471 AbstractCegarLoop]: Abstraction has 552 states and 1253 transitions. [2024-11-14 04:21:10,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:10,997 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1253 transitions. [2024-11-14 04:21:10,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:10,997 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:10,997 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] [2024-11-14 04:21:10,997 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable88 [2024-11-14 04:21:10,998 INFO L396 AbstractCegarLoop]: === Iteration 90 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:10,998 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:10,998 INFO L85 PathProgramCache]: Analyzing trace with hash 2079696540, now seen corresponding path program 30 times [2024-11-14 04:21:10,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:10,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484370651] [2024-11-14 04:21:10,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:10,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:11,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:11,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:11,709 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:11,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484370651] [2024-11-14 04:21:11,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484370651] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:11,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:11,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:11,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1818711284] [2024-11-14 04:21:11,710 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:11,710 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:11,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:11,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:11,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:11,710 INFO L87 Difference]: Start difference. First operand 552 states and 1253 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:12,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:12,620 INFO L93 Difference]: Finished difference Result 670 states and 1472 transitions. [2024-11-14 04:21:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 04:21:12,620 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:12,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:12,622 INFO L225 Difference]: With dead ends: 670 [2024-11-14 04:21:12,622 INFO L226 Difference]: Without dead ends: 660 [2024-11-14 04:21:12,623 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=93, Invalid=369, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:21:12,623 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 93 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 604 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 604 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:12,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 75 Invalid, 628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 604 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:12,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 660 states. [2024-11-14 04:21:12,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 660 to 504. [2024-11-14 04:21:12,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 502 states have (on average 2.233067729083665) internal successors, (1121), 503 states have internal predecessors, (1121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:12,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 1121 transitions. [2024-11-14 04:21:12,633 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 1121 transitions. Word has length 25 [2024-11-14 04:21:12,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:12,633 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 1121 transitions. [2024-11-14 04:21:12,633 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:12,633 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1121 transitions. [2024-11-14 04:21:12,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:12,634 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:12,634 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] [2024-11-14 04:21:12,634 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable89 [2024-11-14 04:21:12,634 INFO L396 AbstractCegarLoop]: === Iteration 91 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:12,634 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:12,635 INFO L85 PathProgramCache]: Analyzing trace with hash 2012121086, now seen corresponding path program 31 times [2024-11-14 04:21:12,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:12,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [284983885] [2024-11-14 04:21:12,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:12,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:12,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:13,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:13,287 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:13,287 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [284983885] [2024-11-14 04:21:13,287 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [284983885] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:13,287 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:13,287 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:13,287 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379428293] [2024-11-14 04:21:13,287 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:13,287 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:13,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:13,288 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:13,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:13,288 INFO L87 Difference]: Start difference. First operand 504 states and 1121 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:14,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:14,194 INFO L93 Difference]: Finished difference Result 824 states and 1739 transitions. [2024-11-14 04:21:14,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:21:14,195 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:14,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:14,197 INFO L225 Difference]: With dead ends: 824 [2024-11-14 04:21:14,197 INFO L226 Difference]: Without dead ends: 814 [2024-11-14 04:21:14,197 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=104, Invalid=448, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:21:14,198 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 122 mSDsluCounter, 59 mSDsCounter, 0 mSdLazyCounter, 624 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 122 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 641 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 624 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:14,198 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [122 Valid, 69 Invalid, 641 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 624 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:14,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 814 states. [2024-11-14 04:21:14,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 814 to 504. [2024-11-14 04:21:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 504 states, 502 states have (on average 2.233067729083665) internal successors, (1121), 503 states have internal predecessors, (1121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:14,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 1121 transitions. [2024-11-14 04:21:14,206 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 1121 transitions. Word has length 25 [2024-11-14 04:21:14,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:14,206 INFO L471 AbstractCegarLoop]: Abstraction has 504 states and 1121 transitions. [2024-11-14 04:21:14,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:14,206 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1121 transitions. [2024-11-14 04:21:14,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:14,207 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:14,207 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] [2024-11-14 04:21:14,207 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable90 [2024-11-14 04:21:14,207 INFO L396 AbstractCegarLoop]: === Iteration 92 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:14,208 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:14,208 INFO L85 PathProgramCache]: Analyzing trace with hash 574481344, now seen corresponding path program 32 times [2024-11-14 04:21:14,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:14,208 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884778107] [2024-11-14 04:21:14,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:14,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:14,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:14,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:14,914 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:14,914 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884778107] [2024-11-14 04:21:14,914 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884778107] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:14,914 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:14,914 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:14,914 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205554440] [2024-11-14 04:21:14,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:14,914 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:14,914 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:14,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:14,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:14,915 INFO L87 Difference]: Start difference. First operand 504 states and 1121 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:15,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:15,813 INFO L93 Difference]: Finished difference Result 766 states and 1641 transitions. [2024-11-14 04:21:15,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-14 04:21:15,813 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:15,813 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:15,815 INFO L225 Difference]: With dead ends: 766 [2024-11-14 04:21:15,815 INFO L226 Difference]: Without dead ends: 756 [2024-11-14 04:21:15,816 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=87, Invalid=375, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:21:15,816 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 101 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 670 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 101 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 690 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 670 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:15,816 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [101 Valid, 78 Invalid, 690 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 670 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:15,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 756 states. [2024-11-14 04:21:15,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 756 to 498. [2024-11-14 04:21:15,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 496 states have (on average 2.2358870967741935) internal successors, (1109), 497 states have internal predecessors, (1109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:15,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 1109 transitions. [2024-11-14 04:21:15,824 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 1109 transitions. Word has length 25 [2024-11-14 04:21:15,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:15,824 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 1109 transitions. [2024-11-14 04:21:15,825 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:15,825 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1109 transitions. [2024-11-14 04:21:15,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:15,825 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:15,825 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] [2024-11-14 04:21:15,825 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable91 [2024-11-14 04:21:15,826 INFO L396 AbstractCegarLoop]: === Iteration 93 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:15,826 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:15,826 INFO L85 PathProgramCache]: Analyzing trace with hash 817447770, now seen corresponding path program 33 times [2024-11-14 04:21:15,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:15,826 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870778132] [2024-11-14 04:21:15,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:15,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:16,521 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:16,521 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:16,521 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870778132] [2024-11-14 04:21:16,521 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870778132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:16,521 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:16,521 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:16,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420950640] [2024-11-14 04:21:16,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:16,522 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:16,522 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:16,522 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:16,522 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:16,522 INFO L87 Difference]: Start difference. First operand 498 states and 1109 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:17,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:17,386 INFO L93 Difference]: Finished difference Result 635 states and 1413 transitions. [2024-11-14 04:21:17,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 04:21:17,386 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:17,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:17,388 INFO L225 Difference]: With dead ends: 635 [2024-11-14 04:21:17,388 INFO L226 Difference]: Without dead ends: 625 [2024-11-14 04:21:17,388 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:21:17,389 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 89 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 607 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 89 SdHoareTripleChecker+Valid, 82 SdHoareTripleChecker+Invalid, 628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 607 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:17,389 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [89 Valid, 82 Invalid, 628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 607 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:17,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-11-14 04:21:17,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 462. [2024-11-14 04:21:17,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 460 states have (on average 2.239130434782609) internal successors, (1030), 461 states have internal predecessors, (1030), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:17,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 1030 transitions. [2024-11-14 04:21:17,400 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 1030 transitions. Word has length 25 [2024-11-14 04:21:17,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:17,401 INFO L471 AbstractCegarLoop]: Abstraction has 462 states and 1030 transitions. [2024-11-14 04:21:17,401 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:17,401 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1030 transitions. [2024-11-14 04:21:17,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:17,402 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:17,402 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] [2024-11-14 04:21:17,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable92 [2024-11-14 04:21:17,403 INFO L396 AbstractCegarLoop]: === Iteration 94 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:17,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:17,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1530161150, now seen corresponding path program 34 times [2024-11-14 04:21:17,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:17,403 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1945331705] [2024-11-14 04:21:17,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:17,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:17,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:18,076 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:18,076 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:18,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1945331705] [2024-11-14 04:21:18,077 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1945331705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:18,077 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:18,077 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:18,077 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1074150349] [2024-11-14 04:21:18,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:18,077 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:18,077 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:18,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:18,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:18,078 INFO L87 Difference]: Start difference. First operand 462 states and 1030 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:19,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:19,023 INFO L93 Difference]: Finished difference Result 584 states and 1237 transitions. [2024-11-14 04:21:19,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-14 04:21:19,023 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:19,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:19,025 INFO L225 Difference]: With dead ends: 584 [2024-11-14 04:21:19,025 INFO L226 Difference]: Without dead ends: 574 [2024-11-14 04:21:19,025 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=113, Invalid=439, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:21:19,026 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 127 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 554 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 127 SdHoareTripleChecker+Valid, 62 SdHoareTripleChecker+Invalid, 589 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 554 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:19,026 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [127 Valid, 62 Invalid, 589 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 554 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:21:19,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2024-11-14 04:21:19,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 422. [2024-11-14 04:21:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 422 states, 420 states have (on average 2.2285714285714286) internal successors, (936), 421 states have internal predecessors, (936), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:19,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 936 transitions. [2024-11-14 04:21:19,033 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 936 transitions. Word has length 25 [2024-11-14 04:21:19,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:19,033 INFO L471 AbstractCegarLoop]: Abstraction has 422 states and 936 transitions. [2024-11-14 04:21:19,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:19,033 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 936 transitions. [2024-11-14 04:21:19,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:19,035 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:19,035 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] [2024-11-14 04:21:19,035 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable93 [2024-11-14 04:21:19,035 INFO L396 AbstractCegarLoop]: === Iteration 95 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:19,035 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:19,035 INFO L85 PathProgramCache]: Analyzing trace with hash -1826657692, now seen corresponding path program 35 times [2024-11-14 04:21:19,035 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:19,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [129482526] [2024-11-14 04:21:19,036 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:19,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:19,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:19,843 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:19,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [129482526] [2024-11-14 04:21:19,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [129482526] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:19,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:19,844 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:19,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587620300] [2024-11-14 04:21:19,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:19,846 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:19,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:19,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:19,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:19,847 INFO L87 Difference]: Start difference. First operand 422 states and 936 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:20,892 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:20,892 INFO L93 Difference]: Finished difference Result 624 states and 1307 transitions. [2024-11-14 04:21:20,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:21:20,892 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:20,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:20,895 INFO L225 Difference]: With dead ends: 624 [2024-11-14 04:21:20,895 INFO L226 Difference]: Without dead ends: 619 [2024-11-14 04:21:20,895 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 71 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=120, Invalid=480, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:21:20,895 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 130 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 33 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 75 SdHoareTripleChecker+Invalid, 667 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 33 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:20,895 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 75 Invalid, 667 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [33 Valid, 634 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:20,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2024-11-14 04:21:20,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 426. [2024-11-14 04:21:20,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 426 states, 424 states have (on average 2.224056603773585) internal successors, (943), 425 states have internal predecessors, (943), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:20,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 426 states and 943 transitions. [2024-11-14 04:21:20,902 INFO L78 Accepts]: Start accepts. Automaton has 426 states and 943 transitions. Word has length 25 [2024-11-14 04:21:20,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:20,902 INFO L471 AbstractCegarLoop]: Abstraction has 426 states and 943 transitions. [2024-11-14 04:21:20,902 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:20,903 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 943 transitions. [2024-11-14 04:21:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:20,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:20,904 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] [2024-11-14 04:21:20,904 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable94 [2024-11-14 04:21:20,904 INFO L396 AbstractCegarLoop]: === Iteration 96 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:20,904 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:20,904 INFO L85 PathProgramCache]: Analyzing trace with hash -1826657691, now seen corresponding path program 20 times [2024-11-14 04:21:20,904 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:20,904 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2132663314] [2024-11-14 04:21:20,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:20,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:21,541 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:21,541 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2132663314] [2024-11-14 04:21:21,541 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2132663314] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:21,541 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:21,541 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:21,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524209708] [2024-11-14 04:21:21,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:21,541 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:21,541 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:21,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:21,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:21,542 INFO L87 Difference]: Start difference. First operand 426 states and 943 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:22,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:22,826 INFO L93 Difference]: Finished difference Result 720 states and 1499 transitions. [2024-11-14 04:21:22,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 04:21:22,826 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:22,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:22,828 INFO L225 Difference]: With dead ends: 720 [2024-11-14 04:21:22,828 INFO L226 Difference]: Without dead ends: 710 [2024-11-14 04:21:22,829 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=170, Invalid=642, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:21:22,829 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 140 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 761 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 797 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 761 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:22,829 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 99 Invalid, 797 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 761 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:21:22,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2024-11-14 04:21:22,837 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 418. [2024-11-14 04:21:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 416 states have (on average 2.1850961538461537) internal successors, (909), 417 states have internal predecessors, (909), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 909 transitions. [2024-11-14 04:21:22,841 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 909 transitions. Word has length 25 [2024-11-14 04:21:22,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:22,842 INFO L471 AbstractCegarLoop]: Abstraction has 418 states and 909 transitions. [2024-11-14 04:21:22,842 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 909 transitions. [2024-11-14 04:21:22,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:22,843 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:22,843 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] [2024-11-14 04:21:22,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable95 [2024-11-14 04:21:22,843 INFO L396 AbstractCegarLoop]: === Iteration 97 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:22,843 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:22,843 INFO L85 PathProgramCache]: Analyzing trace with hash 212114528, now seen corresponding path program 36 times [2024-11-14 04:21:22,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:22,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1277838320] [2024-11-14 04:21:22,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:22,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:22,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:23,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:23,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1277838320] [2024-11-14 04:21:23,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1277838320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:23,559 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:23,559 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:23,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109277806] [2024-11-14 04:21:23,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:23,560 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:23,560 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:23,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:23,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:23,560 INFO L87 Difference]: Start difference. First operand 418 states and 909 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:24,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:24,372 INFO L93 Difference]: Finished difference Result 528 states and 1110 transitions. [2024-11-14 04:21:24,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 04:21:24,372 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:24,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:24,374 INFO L225 Difference]: With dead ends: 528 [2024-11-14 04:21:24,374 INFO L226 Difference]: Without dead ends: 518 [2024-11-14 04:21:24,374 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=93, Invalid=369, Unknown=0, NotChecked=0, Total=462 [2024-11-14 04:21:24,375 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 95 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 526 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 526 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:24,375 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 65 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 526 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:21:24,376 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2024-11-14 04:21:24,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 370. [2024-11-14 04:21:24,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 370 states, 368 states have (on average 2.1114130434782608) internal successors, (777), 369 states have internal predecessors, (777), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:24,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 370 states and 777 transitions. [2024-11-14 04:21:24,382 INFO L78 Accepts]: Start accepts. Automaton has 370 states and 777 transitions. Word has length 25 [2024-11-14 04:21:24,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:24,382 INFO L471 AbstractCegarLoop]: Abstraction has 370 states and 777 transitions. [2024-11-14 04:21:24,382 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:24,383 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 777 transitions. [2024-11-14 04:21:24,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:24,383 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:24,383 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] [2024-11-14 04:21:24,383 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable96 [2024-11-14 04:21:24,383 INFO L396 AbstractCegarLoop]: === Iteration 98 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:24,384 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:24,384 INFO L85 PathProgramCache]: Analyzing trace with hash -2058468068, now seen corresponding path program 37 times [2024-11-14 04:21:24,384 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:24,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509067731] [2024-11-14 04:21:24,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:24,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:25,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:25,047 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:25,047 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509067731] [2024-11-14 04:21:25,047 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1509067731] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:25,047 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:25,047 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:25,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592826439] [2024-11-14 04:21:25,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:25,048 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:25,048 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:25,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:25,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:25,048 INFO L87 Difference]: Start difference. First operand 370 states and 777 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:25,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:25,773 INFO L93 Difference]: Finished difference Result 411 states and 844 transitions. [2024-11-14 04:21:25,773 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-14 04:21:25,774 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:25,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:25,775 INFO L225 Difference]: With dead ends: 411 [2024-11-14 04:21:25,775 INFO L226 Difference]: Without dead ends: 401 [2024-11-14 04:21:25,776 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=82, Invalid=338, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:21:25,776 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 81 mSDsluCounter, 64 mSDsCounter, 0 mSdLazyCounter, 547 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 81 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 565 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 547 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:25,776 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [81 Valid, 74 Invalid, 565 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 547 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:21:25,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2024-11-14 04:21:25,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 325. [2024-11-14 04:21:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 325 states, 323 states have (on average 2.1578947368421053) internal successors, (697), 324 states have internal predecessors, (697), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:25,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 325 states and 697 transitions. [2024-11-14 04:21:25,782 INFO L78 Accepts]: Start accepts. Automaton has 325 states and 697 transitions. Word has length 25 [2024-11-14 04:21:25,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:25,783 INFO L471 AbstractCegarLoop]: Abstraction has 325 states and 697 transitions. [2024-11-14 04:21:25,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:25,783 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 697 transitions. [2024-11-14 04:21:25,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:25,783 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:25,783 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, 1, 1, 1, 1] [2024-11-14 04:21:25,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable97 [2024-11-14 04:21:25,784 INFO L396 AbstractCegarLoop]: === Iteration 99 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:25,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:25,784 INFO L85 PathProgramCache]: Analyzing trace with hash -980093246, now seen corresponding path program 38 times [2024-11-14 04:21:25,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:25,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1453265061] [2024-11-14 04:21:25,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:25,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:25,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:26,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:26,525 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:26,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1453265061] [2024-11-14 04:21:26,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1453265061] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:26,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:26,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:26,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [213664491] [2024-11-14 04:21:26,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:26,525 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:26,525 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:26,526 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:26,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:26,526 INFO L87 Difference]: Start difference. First operand 325 states and 697 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:27,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:27,457 INFO L93 Difference]: Finished difference Result 512 states and 1013 transitions. [2024-11-14 04:21:27,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-14 04:21:27,458 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:27,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:27,460 INFO L225 Difference]: With dead ends: 512 [2024-11-14 04:21:27,460 INFO L226 Difference]: Without dead ends: 507 [2024-11-14 04:21:27,460 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=96, Invalid=410, Unknown=0, NotChecked=0, Total=506 [2024-11-14 04:21:27,460 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 107 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 716 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 107 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 729 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 716 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:27,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [107 Valid, 87 Invalid, 729 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 716 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:27,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2024-11-14 04:21:27,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 350. [2024-11-14 04:21:27,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 350 states, 348 states have (on average 2.132183908045977) internal successors, (742), 349 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) [2024-11-14 04:21:27,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 350 states and 742 transitions. [2024-11-14 04:21:27,466 INFO L78 Accepts]: Start accepts. Automaton has 350 states and 742 transitions. Word has length 25 [2024-11-14 04:21:27,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:27,466 INFO L471 AbstractCegarLoop]: Abstraction has 350 states and 742 transitions. [2024-11-14 04:21:27,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:27,466 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 742 transitions. [2024-11-14 04:21:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:27,467 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:27,467 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] [2024-11-14 04:21:27,467 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable98 [2024-11-14 04:21:27,467 INFO L396 AbstractCegarLoop]: === Iteration 100 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:27,467 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:27,467 INFO L85 PathProgramCache]: Analyzing trace with hash -980093245, now seen corresponding path program 21 times [2024-11-14 04:21:27,467 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:27,468 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092164559] [2024-11-14 04:21:27,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:27,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:27,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:28,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:28,179 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:28,179 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092164559] [2024-11-14 04:21:28,179 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092164559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:28,179 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:28,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:28,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788156387] [2024-11-14 04:21:28,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:28,180 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:28,180 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:28,180 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:28,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:28,180 INFO L87 Difference]: Start difference. First operand 350 states and 742 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:29,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:29,860 INFO L93 Difference]: Finished difference Result 612 states and 1222 transitions. [2024-11-14 04:21:29,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 04:21:29,860 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:29,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:29,862 INFO L225 Difference]: With dead ends: 612 [2024-11-14 04:21:29,863 INFO L226 Difference]: Without dead ends: 602 [2024-11-14 04:21:29,863 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 208 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=233, Invalid=957, Unknown=0, NotChecked=0, Total=1190 [2024-11-14 04:21:29,863 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 165 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 861 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 861 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:29,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 129 Invalid, 890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 861 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 04:21:29,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2024-11-14 04:21:29,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 367. [2024-11-14 04:21:29,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 367 states, 365 states have (on average 2.1123287671232878) internal successors, (771), 366 states have internal predecessors, (771), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:29,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 771 transitions. [2024-11-14 04:21:29,872 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 771 transitions. Word has length 25 [2024-11-14 04:21:29,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:29,872 INFO L471 AbstractCegarLoop]: Abstraction has 367 states and 771 transitions. [2024-11-14 04:21:29,872 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:29,872 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 771 transitions. [2024-11-14 04:21:29,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:29,873 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:29,873 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] [2024-11-14 04:21:29,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable99 [2024-11-14 04:21:29,874 INFO L396 AbstractCegarLoop]: === Iteration 101 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:29,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:29,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1877234308, now seen corresponding path program 39 times [2024-11-14 04:21:29,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:29,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1260239487] [2024-11-14 04:21:29,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:29,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:30,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:30,748 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:30,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1260239487] [2024-11-14 04:21:30,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1260239487] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:30,748 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:30,748 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:30,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1686243319] [2024-11-14 04:21:30,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:30,749 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:30,749 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:30,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:30,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:30,750 INFO L87 Difference]: Start difference. First operand 367 states and 771 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:31,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:31,879 INFO L93 Difference]: Finished difference Result 487 states and 969 transitions. [2024-11-14 04:21:31,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-14 04:21:31,880 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:31,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:31,882 INFO L225 Difference]: With dead ends: 487 [2024-11-14 04:21:31,882 INFO L226 Difference]: Without dead ends: 482 [2024-11-14 04:21:31,882 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2024-11-14 04:21:31,882 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 84 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 750 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 762 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 750 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:31,883 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 96 Invalid, 762 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 750 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 04:21:31,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2024-11-14 04:21:31,888 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 369. [2024-11-14 04:21:31,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 369 states, 367 states have (on average 2.103542234332425) internal successors, (772), 368 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) [2024-11-14 04:21:31,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 772 transitions. [2024-11-14 04:21:31,892 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 772 transitions. Word has length 25 [2024-11-14 04:21:31,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:31,892 INFO L471 AbstractCegarLoop]: Abstraction has 369 states and 772 transitions. [2024-11-14 04:21:31,892 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:31,893 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 772 transitions. [2024-11-14 04:21:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:31,893 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:31,894 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] [2024-11-14 04:21:31,894 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable100 [2024-11-14 04:21:31,894 INFO L396 AbstractCegarLoop]: === Iteration 102 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:31,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:31,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1877234309, now seen corresponding path program 22 times [2024-11-14 04:21:31,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:31,895 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [768949139] [2024-11-14 04:21:31,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:31,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:31,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:32,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:32,636 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:32,636 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [768949139] [2024-11-14 04:21:32,636 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [768949139] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:32,636 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:32,636 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:32,636 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885501451] [2024-11-14 04:21:32,636 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:32,637 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:32,637 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:32,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:32,637 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:32,637 INFO L87 Difference]: Start difference. First operand 369 states and 772 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:34,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:34,278 INFO L93 Difference]: Finished difference Result 567 states and 1129 transitions. [2024-11-14 04:21:34,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2024-11-14 04:21:34,278 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:34,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:34,280 INFO L225 Difference]: With dead ends: 567 [2024-11-14 04:21:34,280 INFO L226 Difference]: Without dead ends: 557 [2024-11-14 04:21:34,281 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 225 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=271, Invalid=989, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 04:21:34,281 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 151 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 812 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 122 SdHoareTripleChecker+Invalid, 846 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:34,281 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 122 Invalid, 846 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 812 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:21:34,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 557 states. [2024-11-14 04:21:34,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 557 to 342. [2024-11-14 04:21:34,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 342 states, 340 states have (on average 2.123529411764706) internal successors, (722), 341 states have internal predecessors, (722), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:34,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 722 transitions. [2024-11-14 04:21:34,288 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 722 transitions. Word has length 25 [2024-11-14 04:21:34,288 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:34,288 INFO L471 AbstractCegarLoop]: Abstraction has 342 states and 722 transitions. [2024-11-14 04:21:34,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:34,289 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 722 transitions. [2024-11-14 04:21:34,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:34,289 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:34,289 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, 1, 1, 1, 1] [2024-11-14 04:21:34,289 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable101 [2024-11-14 04:21:34,289 INFO L396 AbstractCegarLoop]: === Iteration 103 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:34,290 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:34,290 INFO L85 PathProgramCache]: Analyzing trace with hash 2120200734, now seen corresponding path program 40 times [2024-11-14 04:21:34,290 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:34,290 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [327077066] [2024-11-14 04:21:34,290 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:34,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:34,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:35,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:35,165 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:35,166 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [327077066] [2024-11-14 04:21:35,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [327077066] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:35,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:35,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:35,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629018491] [2024-11-14 04:21:35,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:35,166 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:35,167 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:35,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:35,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:35,167 INFO L87 Difference]: Start difference. First operand 342 states and 722 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:36,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:36,025 INFO L93 Difference]: Finished difference Result 420 states and 859 transitions. [2024-11-14 04:21:36,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 04:21:36,025 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:36,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:36,027 INFO L225 Difference]: With dead ends: 420 [2024-11-14 04:21:36,027 INFO L226 Difference]: Without dead ends: 410 [2024-11-14 04:21:36,028 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:21:36,028 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 69 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 696 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 69 SdHoareTripleChecker+Valid, 102 SdHoareTripleChecker+Invalid, 709 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 696 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:36,028 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [69 Valid, 102 Invalid, 709 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 696 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:36,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 410 states. [2024-11-14 04:21:36,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 410 to 322. [2024-11-14 04:21:36,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 322 states, 320 states have (on average 2.14375) internal successors, (686), 321 states have internal predecessors, (686), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:36,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 322 states and 686 transitions. [2024-11-14 04:21:36,033 INFO L78 Accepts]: Start accepts. Automaton has 322 states and 686 transitions. Word has length 25 [2024-11-14 04:21:36,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:36,033 INFO L471 AbstractCegarLoop]: Abstraction has 322 states and 686 transitions. [2024-11-14 04:21:36,033 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:36,033 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 686 transitions. [2024-11-14 04:21:36,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:36,034 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:36,034 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] [2024-11-14 04:21:36,034 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable102 [2024-11-14 04:21:36,034 INFO L396 AbstractCegarLoop]: === Iteration 104 === Targeting my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:36,034 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:36,034 INFO L85 PathProgramCache]: Analyzing trace with hash -394906918, now seen corresponding path program 41 times [2024-11-14 04:21:36,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:36,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542831968] [2024-11-14 04:21:36,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:36,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:36,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:36,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:36,734 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:36,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542831968] [2024-11-14 04:21:36,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1542831968] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:36,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:36,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:36,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498608271] [2024-11-14 04:21:36,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:36,734 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:36,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:36,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:36,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:36,735 INFO L87 Difference]: Start difference. First operand 322 states and 686 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:37,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:37,365 INFO L93 Difference]: Finished difference Result 338 states and 710 transitions. [2024-11-14 04:21:37,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-14 04:21:37,365 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:37,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:37,366 INFO L225 Difference]: With dead ends: 338 [2024-11-14 04:21:37,367 INFO L226 Difference]: Without dead ends: 328 [2024-11-14 04:21:37,367 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=74, Invalid=306, Unknown=0, NotChecked=0, Total=380 [2024-11-14 04:21:37,367 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 85 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 480 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 85 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 499 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 480 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:37,367 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [85 Valid, 72 Invalid, 499 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 480 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-14 04:21:37,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 328 states. [2024-11-14 04:21:37,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 328 to 268. [2024-11-14 04:21:37,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 268 states, 267 states have (on average 2.209737827715356) internal successors, (590), 267 states have internal predecessors, (590), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:37,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 590 transitions. [2024-11-14 04:21:37,373 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 590 transitions. Word has length 25 [2024-11-14 04:21:37,373 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:37,373 INFO L471 AbstractCegarLoop]: Abstraction has 268 states and 590 transitions. [2024-11-14 04:21:37,373 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:37,373 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 590 transitions. [2024-11-14 04:21:37,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-14 04:21:37,374 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:37,374 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] [2024-11-14 04:21:37,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable103 [2024-11-14 04:21:37,374 INFO L396 AbstractCegarLoop]: === Iteration 105 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:37,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:37,374 INFO L85 PathProgramCache]: Analyzing trace with hash -657271597, now seen corresponding path program 23 times [2024-11-14 04:21:37,375 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:37,375 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1464358479] [2024-11-14 04:21:37,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:37,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:38,080 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:38,080 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:38,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1464358479] [2024-11-14 04:21:38,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1464358479] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:38,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:38,080 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2024-11-14 04:21:38,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862816180] [2024-11-14 04:21:38,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:38,080 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-14 04:21:38,080 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:38,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-14 04:21:38,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:21:38,081 INFO L87 Difference]: Start difference. First operand 268 states and 590 transitions. Second operand has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:38,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:38,838 INFO L93 Difference]: Finished difference Result 376 states and 795 transitions. [2024-11-14 04:21:38,838 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:21:38,838 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2024-11-14 04:21:38,839 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:38,840 INFO L225 Difference]: With dead ends: 376 [2024-11-14 04:21:38,840 INFO L226 Difference]: Without dead ends: 366 [2024-11-14 04:21:38,840 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=118, Invalid=434, Unknown=0, NotChecked=0, Total=552 [2024-11-14 04:21:38,840 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 96 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 663 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 96 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 684 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:38,840 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [96 Valid, 96 Invalid, 684 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 663 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:21:38,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2024-11-14 04:21:38,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 240. [2024-11-14 04:21:38,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 239 states have (on average 2.280334728033473) internal successors, (545), 239 states have internal predecessors, (545), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:38,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 545 transitions. [2024-11-14 04:21:38,844 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 545 transitions. Word has length 25 [2024-11-14 04:21:38,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:38,844 INFO L471 AbstractCegarLoop]: Abstraction has 240 states and 545 transitions. [2024-11-14 04:21:38,844 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 2.0833333333333335) internal successors, (25), 13 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:38,844 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 545 transitions. [2024-11-14 04:21:38,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:38,845 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:38,845 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] [2024-11-14 04:21:38,845 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable104 [2024-11-14 04:21:38,845 INFO L396 AbstractCegarLoop]: === Iteration 106 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:38,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:38,845 INFO L85 PathProgramCache]: Analyzing trace with hash -1535053530, now seen corresponding path program 1 times [2024-11-14 04:21:38,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:38,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94372876] [2024-11-14 04:21:38,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:38,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:38,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:39,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:39,872 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:39,872 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94372876] [2024-11-14 04:21:39,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94372876] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:39,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:39,872 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:39,872 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1481554885] [2024-11-14 04:21:39,873 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:39,873 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:39,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:39,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:39,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:39,873 INFO L87 Difference]: Start difference. First operand 240 states and 545 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:41,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:41,164 INFO L93 Difference]: Finished difference Result 349 states and 747 transitions. [2024-11-14 04:21:41,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2024-11-14 04:21:41,165 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:21:41,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:41,166 INFO L225 Difference]: With dead ends: 349 [2024-11-14 04:21:41,166 INFO L226 Difference]: Without dead ends: 341 [2024-11-14 04:21:41,167 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 124 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=199, Invalid=671, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:21:41,167 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 149 mSDsluCounter, 41 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 49 SdHoareTripleChecker+Invalid, 548 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:41,167 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 49 Invalid, 548 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:21:41,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 341 states. [2024-11-14 04:21:41,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 341 to 287. [2024-11-14 04:21:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 287 states, 286 states have (on average 2.230769230769231) internal successors, (638), 286 states have internal predecessors, (638), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 638 transitions. [2024-11-14 04:21:41,171 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 638 transitions. Word has length 26 [2024-11-14 04:21:41,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:41,171 INFO L471 AbstractCegarLoop]: Abstraction has 287 states and 638 transitions. [2024-11-14 04:21:41,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:41,172 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 638 transitions. [2024-11-14 04:21:41,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:41,172 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:41,172 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] [2024-11-14 04:21:41,172 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable105 [2024-11-14 04:21:41,172 INFO L396 AbstractCegarLoop]: === Iteration 107 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:41,172 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:41,173 INFO L85 PathProgramCache]: Analyzing trace with hash 1146374356, now seen corresponding path program 2 times [2024-11-14 04:21:41,173 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:41,173 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645464171] [2024-11-14 04:21:41,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:41,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:42,251 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:42,251 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:42,251 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645464171] [2024-11-14 04:21:42,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645464171] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:42,251 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:42,251 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:42,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760253883] [2024-11-14 04:21:42,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:42,251 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:42,251 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:42,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:42,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:42,252 INFO L87 Difference]: Start difference. First operand 287 states and 638 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:43,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:43,727 INFO L93 Difference]: Finished difference Result 345 states and 741 transitions. [2024-11-14 04:21:43,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 04:21:43,728 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:21:43,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:43,729 INFO L225 Difference]: With dead ends: 345 [2024-11-14 04:21:43,729 INFO L226 Difference]: Without dead ends: 337 [2024-11-14 04:21:43,730 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 141 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=211, Invalid=719, Unknown=0, NotChecked=0, Total=930 [2024-11-14 04:21:43,730 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 157 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 688 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 726 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 688 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:43,730 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 70 Invalid, 726 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 688 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:21:43,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2024-11-14 04:21:43,734 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 293. [2024-11-14 04:21:43,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 2.2260273972602738) internal successors, (650), 292 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:43,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 650 transitions. [2024-11-14 04:21:43,736 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 650 transitions. Word has length 26 [2024-11-14 04:21:43,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:43,736 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 650 transitions. [2024-11-14 04:21:43,736 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:43,737 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 650 transitions. [2024-11-14 04:21:43,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:43,737 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:43,737 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] [2024-11-14 04:21:43,737 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable106 [2024-11-14 04:21:43,737 INFO L396 AbstractCegarLoop]: === Iteration 108 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:43,738 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:43,738 INFO L85 PathProgramCache]: Analyzing trace with hash -1432627818, now seen corresponding path program 3 times [2024-11-14 04:21:43,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:43,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1651729739] [2024-11-14 04:21:43,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:43,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:43,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:44,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:44,795 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:44,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1651729739] [2024-11-14 04:21:44,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1651729739] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:44,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:44,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:44,795 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225738353] [2024-11-14 04:21:44,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:44,796 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:44,796 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:44,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:44,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:44,796 INFO L87 Difference]: Start difference. First operand 293 states and 650 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:46,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:46,317 INFO L93 Difference]: Finished difference Result 363 states and 772 transitions. [2024-11-14 04:21:46,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-11-14 04:21:46,317 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:21:46,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:46,319 INFO L225 Difference]: With dead ends: 363 [2024-11-14 04:21:46,319 INFO L226 Difference]: Without dead ends: 355 [2024-11-14 04:21:46,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=207, Invalid=785, Unknown=0, NotChecked=0, Total=992 [2024-11-14 04:21:46,320 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 144 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 644 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 144 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 682 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 644 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:46,320 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [144 Valid, 68 Invalid, 682 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 644 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:21:46,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 355 states. [2024-11-14 04:21:46,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 355 to 293. [2024-11-14 04:21:46,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 293 states, 292 states have (on average 2.2260273972602738) internal successors, (650), 292 states have internal predecessors, (650), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:46,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 293 states and 650 transitions. [2024-11-14 04:21:46,325 INFO L78 Accepts]: Start accepts. Automaton has 293 states and 650 transitions. Word has length 26 [2024-11-14 04:21:46,325 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:46,325 INFO L471 AbstractCegarLoop]: Abstraction has 293 states and 650 transitions. [2024-11-14 04:21:46,325 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:46,325 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 650 transitions. [2024-11-14 04:21:46,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:46,326 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:46,326 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] [2024-11-14 04:21:46,326 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable107 [2024-11-14 04:21:46,326 INFO L396 AbstractCegarLoop]: === Iteration 109 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:46,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:46,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1024606082, now seen corresponding path program 4 times [2024-11-14 04:21:46,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:46,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718434272] [2024-11-14 04:21:46,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:46,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:47,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:47,403 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:47,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718434272] [2024-11-14 04:21:47,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718434272] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:47,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:47,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:47,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [550486443] [2024-11-14 04:21:47,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:47,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:47,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:47,404 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:47,404 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:47,404 INFO L87 Difference]: Start difference. First operand 293 states and 650 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:48,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:48,551 INFO L93 Difference]: Finished difference Result 656 states and 1372 transitions. [2024-11-14 04:21:48,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:21:48,552 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:21:48,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:48,554 INFO L225 Difference]: With dead ends: 656 [2024-11-14 04:21:48,554 INFO L226 Difference]: Without dead ends: 648 [2024-11-14 04:21:48,554 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 86 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=143, Invalid=559, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:21:48,554 INFO L432 NwaCegarLoop]: 5 mSDtfsCounter, 156 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 722 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 54 SdHoareTripleChecker+Invalid, 738 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:48,555 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 54 Invalid, 738 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 722 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-14 04:21:48,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2024-11-14 04:21:48,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 312. [2024-11-14 04:21:48,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 312 states, 311 states have (on average 2.247588424437299) internal successors, (699), 311 states have internal predecessors, (699), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:48,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 312 states and 699 transitions. [2024-11-14 04:21:48,561 INFO L78 Accepts]: Start accepts. Automaton has 312 states and 699 transitions. Word has length 26 [2024-11-14 04:21:48,561 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:48,561 INFO L471 AbstractCegarLoop]: Abstraction has 312 states and 699 transitions. [2024-11-14 04:21:48,561 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:48,561 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 699 transitions. [2024-11-14 04:21:48,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:48,562 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:48,562 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, 1, 1, 1, 1, 1] [2024-11-14 04:21:48,562 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable108 [2024-11-14 04:21:48,562 INFO L396 AbstractCegarLoop]: === Iteration 110 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:48,562 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:48,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1502979490, now seen corresponding path program 5 times [2024-11-14 04:21:48,562 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:48,562 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495572294] [2024-11-14 04:21:48,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:48,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:48,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:49,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:49,716 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:49,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1495572294] [2024-11-14 04:21:49,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1495572294] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:49,716 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:49,716 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:49,716 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [890664624] [2024-11-14 04:21:49,716 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:49,717 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:49,717 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:49,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:49,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:49,717 INFO L87 Difference]: Start difference. First operand 312 states and 699 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:50,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:50,992 INFO L93 Difference]: Finished difference Result 620 states and 1301 transitions. [2024-11-14 04:21:50,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:21:50,993 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:21:50,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:50,994 INFO L225 Difference]: With dead ends: 620 [2024-11-14 04:21:50,995 INFO L226 Difference]: Without dead ends: 612 [2024-11-14 04:21:50,995 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=137, Invalid=565, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:21:50,995 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 146 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 770 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 782 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 770 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:50,995 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 67 Invalid, 782 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 770 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:21:50,996 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2024-11-14 04:21:51,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 313. [2024-11-14 04:21:51,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 312 states have (on average 2.246794871794872) internal successors, (701), 312 states have internal predecessors, (701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:51,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 701 transitions. [2024-11-14 04:21:51,002 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 701 transitions. Word has length 26 [2024-11-14 04:21:51,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:51,003 INFO L471 AbstractCegarLoop]: Abstraction has 313 states and 701 transitions. [2024-11-14 04:21:51,003 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:51,003 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 701 transitions. [2024-11-14 04:21:51,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:51,003 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:51,003 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] [2024-11-14 04:21:51,003 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable109 [2024-11-14 04:21:51,003 INFO L396 AbstractCegarLoop]: === Iteration 111 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:51,004 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:51,004 INFO L85 PathProgramCache]: Analyzing trace with hash -114179552, now seen corresponding path program 6 times [2024-11-14 04:21:51,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:51,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506579256] [2024-11-14 04:21:51,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:51,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:52,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:52,030 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:52,030 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506579256] [2024-11-14 04:21:52,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506579256] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:52,031 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:52,031 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:52,031 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797747473] [2024-11-14 04:21:52,031 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:52,031 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:52,031 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:52,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:52,032 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:52,032 INFO L87 Difference]: Start difference. First operand 313 states and 701 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:53,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:53,374 INFO L93 Difference]: Finished difference Result 594 states and 1261 transitions. [2024-11-14 04:21:53,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2024-11-14 04:21:53,374 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:21:53,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:53,376 INFO L225 Difference]: With dead ends: 594 [2024-11-14 04:21:53,376 INFO L226 Difference]: Without dead ends: 586 [2024-11-14 04:21:53,376 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=147, Invalid=609, Unknown=0, NotChecked=0, Total=756 [2024-11-14 04:21:53,376 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 126 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 864 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 879 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 864 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:53,376 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 74 Invalid, 879 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 864 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:21:53,377 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 586 states. [2024-11-14 04:21:53,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 586 to 313. [2024-11-14 04:21:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 313 states, 312 states have (on average 2.246794871794872) internal successors, (701), 312 states have internal predecessors, (701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:53,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 701 transitions. [2024-11-14 04:21:53,381 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 701 transitions. Word has length 26 [2024-11-14 04:21:53,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:53,381 INFO L471 AbstractCegarLoop]: Abstraction has 313 states and 701 transitions. [2024-11-14 04:21:53,381 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:53,381 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 701 transitions. [2024-11-14 04:21:53,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:53,381 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:53,381 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] [2024-11-14 04:21:53,381 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable110 [2024-11-14 04:21:53,381 INFO L396 AbstractCegarLoop]: === Iteration 112 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:53,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:53,382 INFO L85 PathProgramCache]: Analyzing trace with hash 658856354, now seen corresponding path program 7 times [2024-11-14 04:21:53,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:53,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013251296] [2024-11-14 04:21:53,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:53,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:53,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:54,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:54,290 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:54,290 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013251296] [2024-11-14 04:21:54,290 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013251296] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:54,290 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:54,290 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:54,290 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [950980966] [2024-11-14 04:21:54,290 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:54,290 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:54,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:54,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:54,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:54,291 INFO L87 Difference]: Start difference. First operand 313 states and 701 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:55,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:55,750 INFO L93 Difference]: Finished difference Result 723 states and 1576 transitions. [2024-11-14 04:21:55,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 04:21:55,750 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:21:55,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:55,753 INFO L225 Difference]: With dead ends: 723 [2024-11-14 04:21:55,753 INFO L226 Difference]: Without dead ends: 715 [2024-11-14 04:21:55,754 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=180, Invalid=690, Unknown=0, NotChecked=0, Total=870 [2024-11-14 04:21:55,754 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 141 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 722 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 752 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 722 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:55,755 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 79 Invalid, 752 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 722 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:21:55,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 715 states. [2024-11-14 04:21:55,761 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 715 to 359. [2024-11-14 04:21:55,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 359 states, 358 states have (on average 2.3184357541899443) internal successors, (830), 358 states have internal predecessors, (830), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:55,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 830 transitions. [2024-11-14 04:21:55,765 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 830 transitions. Word has length 26 [2024-11-14 04:21:55,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:55,765 INFO L471 AbstractCegarLoop]: Abstraction has 359 states and 830 transitions. [2024-11-14 04:21:55,765 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:55,766 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 830 transitions. [2024-11-14 04:21:55,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:55,766 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:55,766 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] [2024-11-14 04:21:55,766 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable111 [2024-11-14 04:21:55,767 INFO L396 AbstractCegarLoop]: === Iteration 113 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:55,767 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:55,767 INFO L85 PathProgramCache]: Analyzing trace with hash 1081342080, now seen corresponding path program 8 times [2024-11-14 04:21:55,767 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:55,767 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [47925945] [2024-11-14 04:21:55,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:55,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:55,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:56,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:56,825 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:56,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [47925945] [2024-11-14 04:21:56,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [47925945] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:56,825 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:56,825 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:56,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174462330] [2024-11-14 04:21:56,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:56,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:56,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:56,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:56,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:56,826 INFO L87 Difference]: Start difference. First operand 359 states and 830 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:58,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:21:58,489 INFO L93 Difference]: Finished difference Result 681 states and 1482 transitions. [2024-11-14 04:21:58,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-14 04:21:58,490 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:21:58,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:21:58,492 INFO L225 Difference]: With dead ends: 681 [2024-11-14 04:21:58,492 INFO L226 Difference]: Without dead ends: 673 [2024-11-14 04:21:58,492 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 172 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=214, Invalid=908, Unknown=0, NotChecked=0, Total=1122 [2024-11-14 04:21:58,492 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 165 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 873 mSolverCounterSat, 40 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 165 SdHoareTripleChecker+Valid, 105 SdHoareTripleChecker+Invalid, 913 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 40 IncrementalHoareTripleChecker+Valid, 873 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:21:58,492 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [165 Valid, 105 Invalid, 913 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [40 Valid, 873 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:21:58,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 673 states. [2024-11-14 04:21:58,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 673 to 353. [2024-11-14 04:21:58,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 353 states, 352 states have (on average 2.309659090909091) internal successors, (813), 352 states have internal predecessors, (813), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 353 states and 813 transitions. [2024-11-14 04:21:58,498 INFO L78 Accepts]: Start accepts. Automaton has 353 states and 813 transitions. Word has length 26 [2024-11-14 04:21:58,498 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:21:58,498 INFO L471 AbstractCegarLoop]: Abstraction has 353 states and 813 transitions. [2024-11-14 04:21:58,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:21:58,498 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 813 transitions. [2024-11-14 04:21:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:21:58,499 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:21:58,499 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] [2024-11-14 04:21:58,499 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable112 [2024-11-14 04:21:58,499 INFO L396 AbstractCegarLoop]: === Iteration 114 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:21:58,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:21:58,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1816980064, now seen corresponding path program 9 times [2024-11-14 04:21:58,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:21:58,499 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119299588] [2024-11-14 04:21:58,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:21:58,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:21:58,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:21:59,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:21:59,440 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:21:59,440 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [119299588] [2024-11-14 04:21:59,441 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [119299588] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:21:59,441 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:21:59,441 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:21:59,441 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1676748127] [2024-11-14 04:21:59,441 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:21:59,441 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:21:59,441 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:21:59,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:21:59,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:21:59,441 INFO L87 Difference]: Start difference. First operand 353 states and 813 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:00,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:00,611 INFO L93 Difference]: Finished difference Result 621 states and 1346 transitions. [2024-11-14 04:22:00,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:22:00,612 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:00,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:00,613 INFO L225 Difference]: With dead ends: 621 [2024-11-14 04:22:00,614 INFO L226 Difference]: Without dead ends: 613 [2024-11-14 04:22:00,614 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=146, Invalid=556, Unknown=0, NotChecked=0, Total=702 [2024-11-14 04:22:00,614 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 130 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 729 mSolverCounterSat, 38 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 130 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 767 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 38 IncrementalHoareTripleChecker+Valid, 729 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:00,614 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [130 Valid, 84 Invalid, 767 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [38 Valid, 729 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:22:00,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2024-11-14 04:22:00,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 389. [2024-11-14 04:22:00,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 389 states, 388 states have (on average 2.3118556701030926) internal successors, (897), 388 states have internal predecessors, (897), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:00,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 897 transitions. [2024-11-14 04:22:00,620 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 897 transitions. Word has length 26 [2024-11-14 04:22:00,620 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:00,620 INFO L471 AbstractCegarLoop]: Abstraction has 389 states and 897 transitions. [2024-11-14 04:22:00,620 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:00,620 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 897 transitions. [2024-11-14 04:22:00,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:00,621 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:00,621 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] [2024-11-14 04:22:00,621 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable113 [2024-11-14 04:22:00,621 INFO L396 AbstractCegarLoop]: === Iteration 115 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:00,621 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:00,621 INFO L85 PathProgramCache]: Analyzing trace with hash -1780816280, now seen corresponding path program 10 times [2024-11-14 04:22:00,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:00,621 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [753561987] [2024-11-14 04:22:00,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:00,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:01,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:01,688 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:01,688 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [753561987] [2024-11-14 04:22:01,688 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [753561987] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:01,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:01,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:01,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60064053] [2024-11-14 04:22:01,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:01,689 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:01,689 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:01,689 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:01,689 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:01,689 INFO L87 Difference]: Start difference. First operand 389 states and 897 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:03,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:03,481 INFO L93 Difference]: Finished difference Result 919 states and 1945 transitions. [2024-11-14 04:22:03,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 04:22:03,482 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:03,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:03,484 INFO L225 Difference]: With dead ends: 919 [2024-11-14 04:22:03,484 INFO L226 Difference]: Without dead ends: 911 [2024-11-14 04:22:03,485 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 151 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=206, Invalid=786, Unknown=0, NotChecked=0, Total=992 [2024-11-14 04:22:03,485 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 176 mSDsluCounter, 71 mSDsCounter, 0 mSdLazyCounter, 910 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 78 SdHoareTripleChecker+Invalid, 945 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 910 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:03,485 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 78 Invalid, 945 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 910 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 04:22:03,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2024-11-14 04:22:03,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 390. [2024-11-14 04:22:03,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 389 states have (on average 2.3136246786632393) internal successors, (900), 389 states have internal predecessors, (900), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:03,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 900 transitions. [2024-11-14 04:22:03,494 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 900 transitions. Word has length 26 [2024-11-14 04:22:03,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:03,494 INFO L471 AbstractCegarLoop]: Abstraction has 390 states and 900 transitions. [2024-11-14 04:22:03,494 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:03,494 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 900 transitions. [2024-11-14 04:22:03,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:03,495 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:03,495 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] [2024-11-14 04:22:03,495 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable114 [2024-11-14 04:22:03,495 INFO L396 AbstractCegarLoop]: === Iteration 116 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:03,496 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:03,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1568660662, now seen corresponding path program 11 times [2024-11-14 04:22:03,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:03,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1909481187] [2024-11-14 04:22:03,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:03,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:03,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:04,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:04,676 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:04,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1909481187] [2024-11-14 04:22:04,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1909481187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:04,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:04,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:04,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105985686] [2024-11-14 04:22:04,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:04,677 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:04,677 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:04,677 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:04,678 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:04,678 INFO L87 Difference]: Start difference. First operand 390 states and 900 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:06,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:06,348 INFO L93 Difference]: Finished difference Result 861 states and 1797 transitions. [2024-11-14 04:22:06,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2024-11-14 04:22:06,349 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:06,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:06,351 INFO L225 Difference]: With dead ends: 861 [2024-11-14 04:22:06,351 INFO L226 Difference]: Without dead ends: 853 [2024-11-14 04:22:06,351 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=194, Invalid=798, Unknown=0, NotChecked=0, Total=992 [2024-11-14 04:22:06,352 INFO L432 NwaCegarLoop]: 8 mSDtfsCounter, 157 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 880 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 81 SdHoareTripleChecker+Invalid, 901 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:06,352 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 81 Invalid, 901 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 880 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:22:06,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2024-11-14 04:22:06,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 391. [2024-11-14 04:22:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 391 states, 390 states have (on average 2.312820512820513) internal successors, (902), 390 states have internal predecessors, (902), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:06,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 391 states and 902 transitions. [2024-11-14 04:22:06,365 INFO L78 Accepts]: Start accepts. Automaton has 391 states and 902 transitions. Word has length 26 [2024-11-14 04:22:06,365 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:06,365 INFO L471 AbstractCegarLoop]: Abstraction has 391 states and 902 transitions. [2024-11-14 04:22:06,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:06,365 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 902 transitions. [2024-11-14 04:22:06,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:06,366 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:06,366 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] [2024-11-14 04:22:06,367 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable115 [2024-11-14 04:22:06,367 INFO L396 AbstractCegarLoop]: === Iteration 117 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:06,367 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:06,367 INFO L85 PathProgramCache]: Analyzing trace with hash 1109147592, now seen corresponding path program 12 times [2024-11-14 04:22:06,367 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:06,367 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1999053192] [2024-11-14 04:22:06,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:06,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:06,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:07,418 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:07,418 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:07,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1999053192] [2024-11-14 04:22:07,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1999053192] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:07,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:07,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:07,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [957350296] [2024-11-14 04:22:07,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:07,419 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:07,419 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:07,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:07,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:07,419 INFO L87 Difference]: Start difference. First operand 391 states and 902 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:09,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:09,374 INFO L93 Difference]: Finished difference Result 737 states and 1586 transitions. [2024-11-14 04:22:09,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 04:22:09,374 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:09,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:09,376 INFO L225 Difference]: With dead ends: 737 [2024-11-14 04:22:09,377 INFO L226 Difference]: Without dead ends: 729 [2024-11-14 04:22:09,377 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=249, Invalid=1083, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 04:22:09,377 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 138 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 1174 mSolverCounterSat, 30 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 138 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 1204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 1174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:09,377 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [138 Valid, 130 Invalid, 1204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [30 Valid, 1174 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 04:22:09,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2024-11-14 04:22:09,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 394. [2024-11-14 04:22:09,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 393 states have (on average 2.3104325699745547) internal successors, (908), 393 states have internal predecessors, (908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 908 transitions. [2024-11-14 04:22:09,384 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 908 transitions. Word has length 26 [2024-11-14 04:22:09,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:09,384 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 908 transitions. [2024-11-14 04:22:09,384 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:09,384 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 908 transitions. [2024-11-14 04:22:09,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:09,385 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:09,385 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] [2024-11-14 04:22:09,385 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable116 [2024-11-14 04:22:09,385 INFO L396 AbstractCegarLoop]: === Iteration 118 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:09,385 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:09,385 INFO L85 PathProgramCache]: Analyzing trace with hash 1882183498, now seen corresponding path program 13 times [2024-11-14 04:22:09,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:09,385 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029037253] [2024-11-14 04:22:09,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:09,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:10,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:10,568 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:10,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029037253] [2024-11-14 04:22:10,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029037253] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:10,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:10,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:10,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718379951] [2024-11-14 04:22:10,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:10,568 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:10,568 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:10,569 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:10,569 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:10,569 INFO L87 Difference]: Start difference. First operand 394 states and 908 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:11,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:11,861 INFO L93 Difference]: Finished difference Result 637 states and 1388 transitions. [2024-11-14 04:22:11,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-11-14 04:22:11,862 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:11,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:11,864 INFO L225 Difference]: With dead ends: 637 [2024-11-14 04:22:11,864 INFO L226 Difference]: Without dead ends: 629 [2024-11-14 04:22:11,864 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 109 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=180, Invalid=632, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:22:11,864 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 125 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 671 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 72 SdHoareTripleChecker+Invalid, 712 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 671 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:11,864 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 72 Invalid, 712 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 671 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:22:11,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 629 states. [2024-11-14 04:22:11,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 629 to 397. [2024-11-14 04:22:11,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 397 states, 396 states have (on average 2.313131313131313) internal successors, (916), 396 states have internal predecessors, (916), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:11,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 916 transitions. [2024-11-14 04:22:11,870 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 916 transitions. Word has length 26 [2024-11-14 04:22:11,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:11,870 INFO L471 AbstractCegarLoop]: Abstraction has 397 states and 916 transitions. [2024-11-14 04:22:11,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 916 transitions. [2024-11-14 04:22:11,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:11,871 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:11,871 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] [2024-11-14 04:22:11,871 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable117 [2024-11-14 04:22:11,871 INFO L396 AbstractCegarLoop]: === Iteration 119 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:11,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:11,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1990298072, now seen corresponding path program 14 times [2024-11-14 04:22:11,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:11,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292490909] [2024-11-14 04:22:11,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:11,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:11,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:13,038 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:13,038 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292490909] [2024-11-14 04:22:13,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292490909] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:13,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:13,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:13,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504938954] [2024-11-14 04:22:13,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:13,038 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:13,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:13,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:13,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:13,039 INFO L87 Difference]: Start difference. First operand 397 states and 916 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:14,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:14,790 INFO L93 Difference]: Finished difference Result 599 states and 1313 transitions. [2024-11-14 04:22:14,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-14 04:22:14,790 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:14,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:14,792 INFO L225 Difference]: With dead ends: 599 [2024-11-14 04:22:14,792 INFO L226 Difference]: Without dead ends: 591 [2024-11-14 04:22:14,793 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=270, Invalid=1062, Unknown=0, NotChecked=0, Total=1332 [2024-11-14 04:22:14,793 INFO L432 NwaCegarLoop]: 13 mSDtfsCounter, 159 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 159 SdHoareTripleChecker+Valid, 103 SdHoareTripleChecker+Invalid, 958 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:14,793 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [159 Valid, 103 Invalid, 958 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:22:14,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2024-11-14 04:22:14,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 393. [2024-11-14 04:22:14,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 392 states have (on average 2.308673469387755) internal successors, (905), 392 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 905 transitions. [2024-11-14 04:22:14,799 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 905 transitions. Word has length 26 [2024-11-14 04:22:14,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:14,800 INFO L471 AbstractCegarLoop]: Abstraction has 393 states and 905 transitions. [2024-11-14 04:22:14,800 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:14,800 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 905 transitions. [2024-11-14 04:22:14,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:14,800 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:14,800 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] [2024-11-14 04:22:14,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable118 [2024-11-14 04:22:14,800 INFO L396 AbstractCegarLoop]: === Iteration 120 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:14,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:14,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1215342394, now seen corresponding path program 15 times [2024-11-14 04:22:14,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:14,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319554872] [2024-11-14 04:22:14,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:14,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:15,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:15,760 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:15,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319554872] [2024-11-14 04:22:15,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319554872] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:15,760 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:15,760 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:15,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [873105979] [2024-11-14 04:22:15,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:15,760 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:15,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:15,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:15,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:15,761 INFO L87 Difference]: Start difference. First operand 393 states and 905 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:17,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:17,352 INFO L93 Difference]: Finished difference Result 858 states and 1832 transitions. [2024-11-14 04:22:17,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-14 04:22:17,352 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:17,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:17,354 INFO L225 Difference]: With dead ends: 858 [2024-11-14 04:22:17,354 INFO L226 Difference]: Without dead ends: 850 [2024-11-14 04:22:17,355 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=247, Invalid=943, Unknown=0, NotChecked=0, Total=1190 [2024-11-14 04:22:17,355 INFO L432 NwaCegarLoop]: 9 mSDtfsCounter, 188 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 787 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 188 SdHoareTripleChecker+Valid, 77 SdHoareTripleChecker+Invalid, 831 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 787 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:17,355 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [188 Valid, 77 Invalid, 831 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 787 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:22:17,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 850 states. [2024-11-14 04:22:17,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 850 to 393. [2024-11-14 04:22:17,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 392 states have (on average 2.308673469387755) internal successors, (905), 392 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:17,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 905 transitions. [2024-11-14 04:22:17,361 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 905 transitions. Word has length 26 [2024-11-14 04:22:17,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:17,362 INFO L471 AbstractCegarLoop]: Abstraction has 393 states and 905 transitions. [2024-11-14 04:22:17,362 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:17,362 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 905 transitions. [2024-11-14 04:22:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:17,362 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:17,362 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] [2024-11-14 04:22:17,362 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable119 [2024-11-14 04:22:17,362 INFO L396 AbstractCegarLoop]: === Iteration 121 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:17,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:17,363 INFO L85 PathProgramCache]: Analyzing trace with hash -736968986, now seen corresponding path program 16 times [2024-11-14 04:22:17,363 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:17,363 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7423070] [2024-11-14 04:22:17,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:17,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:17,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:18,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:18,218 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:18,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7423070] [2024-11-14 04:22:18,218 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [7423070] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:18,218 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:18,218 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:18,218 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207327477] [2024-11-14 04:22:18,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:18,218 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:18,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:18,219 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:18,219 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:18,219 INFO L87 Difference]: Start difference. First operand 393 states and 905 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:20,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:20,057 INFO L93 Difference]: Finished difference Result 808 states and 1714 transitions. [2024-11-14 04:22:20,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-11-14 04:22:20,058 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:20,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:20,060 INFO L225 Difference]: With dead ends: 808 [2024-11-14 04:22:20,060 INFO L226 Difference]: Without dead ends: 800 [2024-11-14 04:22:20,060 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 192 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=234, Invalid=956, Unknown=0, NotChecked=0, Total=1190 [2024-11-14 04:22:20,060 INFO L432 NwaCegarLoop]: 10 mSDtfsCounter, 157 mSDsluCounter, 83 mSDsCounter, 0 mSdLazyCounter, 908 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 157 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 936 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 908 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:20,060 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [157 Valid, 93 Invalid, 936 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 908 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 04:22:20,061 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2024-11-14 04:22:20,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 394. [2024-11-14 04:22:20,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 394 states, 393 states have (on average 2.3078880407124682) internal successors, (907), 393 states have internal predecessors, (907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:20,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 394 states and 907 transitions. [2024-11-14 04:22:20,067 INFO L78 Accepts]: Start accepts. Automaton has 394 states and 907 transitions. Word has length 26 [2024-11-14 04:22:20,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:20,067 INFO L471 AbstractCegarLoop]: Abstraction has 394 states and 907 transitions. [2024-11-14 04:22:20,068 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 907 transitions. [2024-11-14 04:22:20,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:20,068 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:20,068 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] [2024-11-14 04:22:20,068 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable120 [2024-11-14 04:22:20,068 INFO L396 AbstractCegarLoop]: === Iteration 122 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:20,069 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:20,069 INFO L85 PathProgramCache]: Analyzing trace with hash 1940839268, now seen corresponding path program 17 times [2024-11-14 04:22:20,069 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:20,069 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923189749] [2024-11-14 04:22:20,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:20,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:21,010 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:21,010 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:21,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923189749] [2024-11-14 04:22:21,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923189749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:21,010 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:21,010 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:21,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587139832] [2024-11-14 04:22:21,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:21,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:21,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:21,011 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:21,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:21,011 INFO L87 Difference]: Start difference. First operand 394 states and 907 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:23,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:23,070 INFO L93 Difference]: Finished difference Result 864 states and 1817 transitions. [2024-11-14 04:22:23,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 04:22:23,070 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:23,071 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:23,073 INFO L225 Difference]: With dead ends: 864 [2024-11-14 04:22:23,073 INFO L226 Difference]: Without dead ends: 856 [2024-11-14 04:22:23,073 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=297, Invalid=1263, Unknown=0, NotChecked=0, Total=1560 [2024-11-14 04:22:23,073 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 162 mSDsluCounter, 114 mSDsCounter, 0 mSdLazyCounter, 1095 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 1134 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 1095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:23,073 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [162 Valid, 129 Invalid, 1134 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 1095 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 04:22:23,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 856 states. [2024-11-14 04:22:23,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 856 to 393. [2024-11-14 04:22:23,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 392 states have (on average 2.308673469387755) internal successors, (905), 392 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:23,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 905 transitions. [2024-11-14 04:22:23,082 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 905 transitions. Word has length 26 [2024-11-14 04:22:23,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:23,082 INFO L471 AbstractCegarLoop]: Abstraction has 393 states and 905 transitions. [2024-11-14 04:22:23,082 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:23,082 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 905 transitions. [2024-11-14 04:22:23,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:23,083 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:23,083 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, 1, 1, 1, 1, 1, 1] [2024-11-14 04:22:23,083 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable121 [2024-11-14 04:22:23,083 INFO L396 AbstractCegarLoop]: === Iteration 123 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:23,083 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:23,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1581092122, now seen corresponding path program 18 times [2024-11-14 04:22:23,083 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:23,083 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1354741165] [2024-11-14 04:22:23,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:23,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:23,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:24,083 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:24,083 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:24,083 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1354741165] [2024-11-14 04:22:24,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1354741165] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:24,083 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:24,083 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:24,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041885284] [2024-11-14 04:22:24,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:24,083 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:24,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:24,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:24,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:24,084 INFO L87 Difference]: Start difference. First operand 393 states and 905 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:25,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:25,774 INFO L93 Difference]: Finished difference Result 839 states and 1836 transitions. [2024-11-14 04:22:25,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-14 04:22:25,774 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:25,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:25,776 INFO L225 Difference]: With dead ends: 839 [2024-11-14 04:22:25,776 INFO L226 Difference]: Without dead ends: 831 [2024-11-14 04:22:25,777 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=317, Invalid=1089, Unknown=0, NotChecked=0, Total=1406 [2024-11-14 04:22:25,777 INFO L432 NwaCegarLoop]: 11 mSDtfsCounter, 147 mSDsluCounter, 82 mSDsCounter, 0 mSdLazyCounter, 842 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 93 SdHoareTripleChecker+Invalid, 893 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:25,777 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 93 Invalid, 893 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 842 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-14 04:22:25,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2024-11-14 04:22:25,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 393. [2024-11-14 04:22:25,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 393 states, 392 states have (on average 2.308673469387755) internal successors, (905), 392 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:25,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 905 transitions. [2024-11-14 04:22:25,783 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 905 transitions. Word has length 26 [2024-11-14 04:22:25,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:25,783 INFO L471 AbstractCegarLoop]: Abstraction has 393 states and 905 transitions. [2024-11-14 04:22:25,783 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:25,783 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 905 transitions. [2024-11-14 04:22:25,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:25,784 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:25,784 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] [2024-11-14 04:22:25,784 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable122 [2024-11-14 04:22:25,784 INFO L396 AbstractCegarLoop]: === Iteration 124 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:25,784 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:25,784 INFO L85 PathProgramCache]: Analyzing trace with hash -1158606396, now seen corresponding path program 19 times [2024-11-14 04:22:25,784 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:25,784 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014269582] [2024-11-14 04:22:25,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:25,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:25,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:26,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:26,783 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:26,783 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014269582] [2024-11-14 04:22:26,783 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014269582] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:26,783 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:26,783 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:26,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615047768] [2024-11-14 04:22:26,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:26,783 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:26,784 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:26,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:26,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:26,784 INFO L87 Difference]: Start difference. First operand 393 states and 905 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:28,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:28,712 INFO L93 Difference]: Finished difference Result 772 states and 1676 transitions. [2024-11-14 04:22:28,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2024-11-14 04:22:28,712 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:28,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:28,714 INFO L225 Difference]: With dead ends: 772 [2024-11-14 04:22:28,714 INFO L226 Difference]: Without dead ends: 764 [2024-11-14 04:22:28,714 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=319, Invalid=1241, Unknown=0, NotChecked=0, Total=1560 [2024-11-14 04:22:28,715 INFO L432 NwaCegarLoop]: 15 mSDtfsCounter, 163 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 937 mSolverCounterSat, 54 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 117 SdHoareTripleChecker+Invalid, 991 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 937 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:28,715 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [163 Valid, 117 Invalid, 991 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 937 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-14 04:22:28,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 764 states. [2024-11-14 04:22:28,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 764 to 375. [2024-11-14 04:22:28,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 375 states, 374 states have (on average 2.27807486631016) internal successors, (852), 374 states have internal predecessors, (852), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:28,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 375 states and 852 transitions. [2024-11-14 04:22:28,721 INFO L78 Accepts]: Start accepts. Automaton has 375 states and 852 transitions. Word has length 26 [2024-11-14 04:22:28,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:28,721 INFO L471 AbstractCegarLoop]: Abstraction has 375 states and 852 transitions. [2024-11-14 04:22:28,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:28,722 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 852 transitions. [2024-11-14 04:22:28,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:28,722 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:28,722 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] [2024-11-14 04:22:28,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable123 [2024-11-14 04:22:28,722 INFO L396 AbstractCegarLoop]: === Iteration 125 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:28,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:28,723 INFO L85 PathProgramCache]: Analyzing trace with hash -792409890, now seen corresponding path program 20 times [2024-11-14 04:22:28,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:28,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113716396] [2024-11-14 04:22:28,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:28,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:29,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:29,513 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:29,514 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113716396] [2024-11-14 04:22:29,514 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1113716396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:29,514 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:29,514 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:29,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624784118] [2024-11-14 04:22:29,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:29,514 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:29,514 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:29,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:29,514 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:29,514 INFO L87 Difference]: Start difference. First operand 375 states and 852 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:30,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:30,619 INFO L93 Difference]: Finished difference Result 633 states and 1340 transitions. [2024-11-14 04:22:30,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-14 04:22:30,620 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:30,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:30,621 INFO L225 Difference]: With dead ends: 633 [2024-11-14 04:22:30,621 INFO L226 Difference]: Without dead ends: 625 [2024-11-14 04:22:30,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=174, Invalid=638, Unknown=0, NotChecked=0, Total=812 [2024-11-14 04:22:30,622 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 143 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 599 mSolverCounterSat, 39 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 90 SdHoareTripleChecker+Invalid, 638 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Valid, 599 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:30,622 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 90 Invalid, 638 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [39 Valid, 599 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:22:30,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states. [2024-11-14 04:22:30,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 299. [2024-11-14 04:22:30,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 299 states, 298 states have (on average 2.184563758389262) internal successors, (651), 298 states have internal predecessors, (651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:30,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 299 states and 651 transitions. [2024-11-14 04:22:30,627 INFO L78 Accepts]: Start accepts. Automaton has 299 states and 651 transitions. Word has length 26 [2024-11-14 04:22:30,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:30,627 INFO L471 AbstractCegarLoop]: Abstraction has 299 states and 651 transitions. [2024-11-14 04:22:30,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:30,627 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 651 transitions. [2024-11-14 04:22:30,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:30,627 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:30,627 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] [2024-11-14 04:22:30,627 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable124 [2024-11-14 04:22:30,628 INFO L396 AbstractCegarLoop]: === Iteration 126 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:30,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:30,628 INFO L85 PathProgramCache]: Analyzing trace with hash -318715840, now seen corresponding path program 21 times [2024-11-14 04:22:30,628 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:30,628 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016990753] [2024-11-14 04:22:30,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:30,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:31,491 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:31,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016990753] [2024-11-14 04:22:31,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2016990753] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:31,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:31,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:31,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [65300076] [2024-11-14 04:22:31,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:31,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:31,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:31,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:31,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=150, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:31,492 INFO L87 Difference]: Start difference. First operand 299 states and 651 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:33,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:33,564 INFO L93 Difference]: Finished difference Result 519 states and 1047 transitions. [2024-11-14 04:22:33,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 04:22:33,565 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:33,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:33,566 INFO L225 Difference]: With dead ends: 519 [2024-11-14 04:22:33,566 INFO L226 Difference]: Without dead ends: 507 [2024-11-14 04:22:33,567 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=247, Invalid=1013, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 04:22:33,567 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 140 mSDsluCounter, 150 mSDsCounter, 0 mSdLazyCounter, 1134 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 140 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 1163 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 1134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:33,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [140 Valid, 166 Invalid, 1163 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 1134 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-14 04:22:33,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2024-11-14 04:22:33,570 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 296. [2024-11-14 04:22:33,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 295 states have (on average 2.1864406779661016) internal successors, (645), 295 states have internal predecessors, (645), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:33,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 645 transitions. [2024-11-14 04:22:33,572 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 645 transitions. Word has length 26 [2024-11-14 04:22:33,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:33,572 INFO L471 AbstractCegarLoop]: Abstraction has 296 states and 645 transitions. [2024-11-14 04:22:33,572 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 645 transitions. [2024-11-14 04:22:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:33,572 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:33,572 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] [2024-11-14 04:22:33,572 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable125 [2024-11-14 04:22:33,573 INFO L396 AbstractCegarLoop]: === Iteration 127 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:33,573 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:33,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1935874882, now seen corresponding path program 22 times [2024-11-14 04:22:33,573 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:33,573 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1258493342] [2024-11-14 04:22:33,573 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:33,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:33,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:34,561 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:34,561 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:34,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1258493342] [2024-11-14 04:22:34,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1258493342] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:34,561 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:34,561 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:34,561 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2012359231] [2024-11-14 04:22:34,561 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:34,561 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:34,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:34,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:34,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:34,562 INFO L87 Difference]: Start difference. First operand 296 states and 645 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:36,396 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:36,396 INFO L93 Difference]: Finished difference Result 505 states and 1018 transitions. [2024-11-14 04:22:36,396 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-11-14 04:22:36,396 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:36,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:36,398 INFO L225 Difference]: With dead ends: 505 [2024-11-14 04:22:36,398 INFO L226 Difference]: Without dead ends: 497 [2024-11-14 04:22:36,398 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=271, Invalid=989, Unknown=0, NotChecked=0, Total=1260 [2024-11-14 04:22:36,398 INFO L432 NwaCegarLoop]: 16 mSDtfsCounter, 120 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 37 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 148 SdHoareTripleChecker+Invalid, 1002 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 37 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:36,399 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 148 Invalid, 1002 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [37 Valid, 965 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-14 04:22:36,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 497 states. [2024-11-14 04:22:36,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 497 to 267. [2024-11-14 04:22:36,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 267 states, 266 states have (on average 2.206766917293233) internal successors, (587), 266 states have internal predecessors, (587), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:36,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 267 states and 587 transitions. [2024-11-14 04:22:36,403 INFO L78 Accepts]: Start accepts. Automaton has 267 states and 587 transitions. Word has length 26 [2024-11-14 04:22:36,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:36,403 INFO L471 AbstractCegarLoop]: Abstraction has 267 states and 587 transitions. [2024-11-14 04:22:36,403 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:36,403 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 587 transitions. [2024-11-14 04:22:36,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-14 04:22:36,404 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:36,404 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, 1, 1, 1, 1] [2024-11-14 04:22:36,404 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable126 [2024-11-14 04:22:36,404 INFO L396 AbstractCegarLoop]: === Iteration 128 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:36,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:36,405 INFO L85 PathProgramCache]: Analyzing trace with hash 1099397256, now seen corresponding path program 23 times [2024-11-14 04:22:36,405 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:36,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283092740] [2024-11-14 04:22:36,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:36,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:37,403 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:37,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [283092740] [2024-11-14 04:22:37,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [283092740] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:37,404 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:37,404 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-14 04:22:37,404 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370723655] [2024-11-14 04:22:37,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:37,404 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-14 04:22:37,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:37,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-14 04:22:37,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:37,405 INFO L87 Difference]: Start difference. First operand 267 states and 587 transitions. Second operand has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:38,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:38,283 INFO L93 Difference]: Finished difference Result 371 states and 785 transitions. [2024-11-14 04:22:38,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-14 04:22:38,283 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 26 [2024-11-14 04:22:38,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:38,286 INFO L225 Difference]: With dead ends: 371 [2024-11-14 04:22:38,287 INFO L226 Difference]: Without dead ends: 363 [2024-11-14 04:22:38,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=130, Invalid=470, Unknown=0, NotChecked=0, Total=600 [2024-11-14 04:22:38,291 INFO L432 NwaCegarLoop]: 12 mSDtfsCounter, 99 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 595 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 87 SdHoareTripleChecker+Invalid, 619 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 595 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:38,291 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 87 Invalid, 619 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 595 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:22:38,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 363 states. [2024-11-14 04:22:38,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 363 to 238. [2024-11-14 04:22:38,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 237 states have (on average 2.282700421940928) internal successors, (541), 237 states have internal predecessors, (541), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:38,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 541 transitions. [2024-11-14 04:22:38,301 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 541 transitions. Word has length 26 [2024-11-14 04:22:38,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:38,301 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 541 transitions. [2024-11-14 04:22:38,301 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 2.0) internal successors, (26), 14 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:38,301 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 541 transitions. [2024-11-14 04:22:38,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-14 04:22:38,304 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:38,304 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] [2024-11-14 04:22:38,304 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable127 [2024-11-14 04:22:38,305 INFO L396 AbstractCegarLoop]: === Iteration 129 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:38,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:38,305 INFO L85 PathProgramCache]: Analyzing trace with hash -342046579, now seen corresponding path program 1 times [2024-11-14 04:22:38,305 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:38,306 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545977929] [2024-11-14 04:22:38,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:38,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:38,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:38,861 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:38,861 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545977929] [2024-11-14 04:22:38,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545977929] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:38,862 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:38,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:22:38,862 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728977012] [2024-11-14 04:22:38,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:38,862 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:22:38,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:38,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:22:38,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:22:38,863 INFO L87 Difference]: Start difference. First operand 238 states and 541 transitions. Second operand has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:39,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:39,219 INFO L93 Difference]: Finished difference Result 304 states and 652 transitions. [2024-11-14 04:22:39,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-14 04:22:39,219 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2024-11-14 04:22:39,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:39,221 INFO L225 Difference]: With dead ends: 304 [2024-11-14 04:22:39,221 INFO L226 Difference]: Without dead ends: 130 [2024-11-14 04:22:39,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2024-11-14 04:22:39,221 INFO L432 NwaCegarLoop]: 7 mSDtfsCounter, 97 mSDsluCounter, 26 mSDsCounter, 0 mSdLazyCounter, 322 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 33 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 322 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:39,221 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 33 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 322 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 04:22:39,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2024-11-14 04:22:39,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2024-11-14 04:22:39,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130 states, 129 states have (on average 1.7751937984496124) internal successors, (229), 129 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) [2024-11-14 04:22:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 229 transitions. [2024-11-14 04:22:39,224 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 229 transitions. Word has length 27 [2024-11-14 04:22:39,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:39,224 INFO L471 AbstractCegarLoop]: Abstraction has 130 states and 229 transitions. [2024-11-14 04:22:39,224 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:39,224 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 229 transitions. [2024-11-14 04:22:39,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-14 04:22:39,224 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:39,224 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] [2024-11-14 04:22:39,225 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable128 [2024-11-14 04:22:39,225 INFO L396 AbstractCegarLoop]: === Iteration 130 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:39,225 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:39,225 INFO L85 PathProgramCache]: Analyzing trace with hash 1177839263, now seen corresponding path program 2 times [2024-11-14 04:22:39,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:39,225 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689590249] [2024-11-14 04:22:39,225 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:39,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:39,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:39,806 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:39,806 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:39,806 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689590249] [2024-11-14 04:22:39,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689590249] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:39,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:39,807 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:22:39,807 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201107096] [2024-11-14 04:22:39,807 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:39,807 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:22:39,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:39,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:22:39,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:22:39,807 INFO L87 Difference]: Start difference. First operand 130 states and 229 transitions. Second operand has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:40,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:40,104 INFO L93 Difference]: Finished difference Result 150 states and 257 transitions. [2024-11-14 04:22:40,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-14 04:22:40,104 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2024-11-14 04:22:40,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:40,105 INFO L225 Difference]: With dead ends: 150 [2024-11-14 04:22:40,105 INFO L226 Difference]: Without dead ends: 84 [2024-11-14 04:22:40,105 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=111, Unknown=0, NotChecked=0, Total=156 [2024-11-14 04:22:40,106 INFO L432 NwaCegarLoop]: 6 mSDtfsCounter, 77 mSDsluCounter, 22 mSDsCounter, 0 mSdLazyCounter, 284 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 284 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:40,106 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 28 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 284 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 04:22:40,106 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2024-11-14 04:22:40,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 82. [2024-11-14 04:22:40,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 81 states have (on average 1.5925925925925926) internal successors, (129), 81 states have internal predecessors, (129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:40,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 129 transitions. [2024-11-14 04:22:40,108 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 129 transitions. Word has length 27 [2024-11-14 04:22:40,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:40,108 INFO L471 AbstractCegarLoop]: Abstraction has 82 states and 129 transitions. [2024-11-14 04:22:40,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:40,108 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 129 transitions. [2024-11-14 04:22:40,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-14 04:22:40,108 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:22:40,108 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] [2024-11-14 04:22:40,108 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable129 [2024-11-14 04:22:40,108 INFO L396 AbstractCegarLoop]: === Iteration 131 === Targeting my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 6 more)] === [2024-11-14 04:22:40,108 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:22:40,109 INFO L85 PathProgramCache]: Analyzing trace with hash 435528163, now seen corresponding path program 3 times [2024-11-14 04:22:40,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:22:40,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1465272484] [2024-11-14 04:22:40,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:22:40,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:22:40,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:22:40,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:22:40,522 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 04:22:40,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1465272484] [2024-11-14 04:22:40,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1465272484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:22:40,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:22:40,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 04:22:40,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99232899] [2024-11-14 04:22:40,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:22:40,523 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-14 04:22:40,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 04:22:40,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-14 04:22:40,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-14 04:22:40,523 INFO L87 Difference]: Start difference. First operand 82 states and 129 transitions. Second operand has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:40,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:22:40,823 INFO L93 Difference]: Finished difference Result 83 states and 130 transitions. [2024-11-14 04:22:40,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-14 04:22:40,823 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 27 [2024-11-14 04:22:40,823 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:22:40,824 INFO L225 Difference]: With dead ends: 83 [2024-11-14 04:22:40,824 INFO L226 Difference]: Without dead ends: 0 [2024-11-14 04:22:40,824 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2024-11-14 04:22:40,824 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 61 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-14 04:22:40,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 20 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-14 04:22:40,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-14 04:22:40,825 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-14 04:22:40,825 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) [2024-11-14 04:22:40,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-14 04:22:40,826 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2024-11-14 04:22:40,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:22:40,826 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-14 04:22:40,826 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 3.857142857142857) internal successors, (27), 8 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 04:22:40,826 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-14 04:22:40,826 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-14 04:22:40,831 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 8 remaining) [2024-11-14 04:22:40,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 8 remaining) [2024-11-14 04:22:40,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 8 remaining) [2024-11-14 04:22:40,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 8 remaining) [2024-11-14 04:22:40,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 8 remaining) [2024-11-14 04:22:40,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 8 remaining) [2024-11-14 04:22:40,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 8 remaining) [2024-11-14 04:22:40,832 INFO L782 garLoopResultBuilder]: Registering result SAFE for location my_callbackErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 8 remaining) [2024-11-14 04:22:40,833 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable130 [2024-11-14 04:22:40,836 INFO L407 BasicCegarLoop]: Path program histogram: [41, 23, 23, 10, 6, 6, 5, 4, 4, 3, 3, 1, 1, 1] [2024-11-14 04:22:40,842 INFO L242 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-11-14 04:22:40,842 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:22:40,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:22:40 BasicIcfg [2024-11-14 04:22:40,845 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:22:40,846 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:22:40,847 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:22:40,847 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:22:40,848 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:18:32" (3/4) ... [2024-11-14 04:22:40,850 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-14 04:22:40,854 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_callback [2024-11-14 04:22:40,861 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2024-11-14 04:22:40,861 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2024-11-14 04:22:40,862 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-14 04:22:40,862 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-14 04:22:40,956 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-14 04:22:40,956 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/witness.yml [2024-11-14 04:22:40,957 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:22:40,957 INFO L158 Benchmark]: Toolchain (without parser) took 250635.95ms. Allocated memory was 142.6MB in the beginning and 755.0MB in the end (delta: 612.4MB). Free memory was 116.1MB in the beginning and 361.7MB in the end (delta: -245.6MB). Peak memory consumption was 363.5MB. Max. memory is 16.1GB. [2024-11-14 04:22:40,958 INFO L158 Benchmark]: CDTParser took 1.52ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:22:40,958 INFO L158 Benchmark]: CACSL2BoogieTranslator took 901.46ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 84.9MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-14 04:22:40,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.92ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 82.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:22:40,958 INFO L158 Benchmark]: Boogie Preprocessor took 73.96ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 80.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:22:40,958 INFO L158 Benchmark]: RCFGBuilder took 1207.91ms. Allocated memory is still 142.6MB. Free memory was 80.1MB in the beginning and 99.7MB in the end (delta: -19.6MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. [2024-11-14 04:22:40,958 INFO L158 Benchmark]: TraceAbstraction took 248271.44ms. Allocated memory was 142.6MB in the beginning and 755.0MB in the end (delta: 612.4MB). Free memory was 99.0MB in the beginning and 365.9MB in the end (delta: -266.9MB). Peak memory consumption was 347.0MB. Max. memory is 16.1GB. [2024-11-14 04:22:40,959 INFO L158 Benchmark]: Witness Printer took 110.40ms. Allocated memory is still 755.0MB. Free memory was 365.9MB in the beginning and 361.7MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:22:40,959 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.52ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 901.46ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 84.9MB in the end (delta: 31.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.92ms. Allocated memory is still 142.6MB. Free memory was 84.9MB in the beginning and 82.5MB in the end (delta: 2.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 73.96ms. Allocated memory is still 142.6MB. Free memory was 82.5MB in the beginning and 80.1MB in the end (delta: 2.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1207.91ms. Allocated memory is still 142.6MB. Free memory was 80.1MB in the beginning and 99.7MB in the end (delta: -19.6MB). Peak memory consumption was 50.0MB. Max. memory is 16.1GB. * TraceAbstraction took 248271.44ms. Allocated memory was 142.6MB in the beginning and 755.0MB in the end (delta: 612.4MB). Free memory was 99.0MB in the beginning and 365.9MB in the end (delta: -266.9MB). Peak memory consumption was 347.0MB. Max. memory is 16.1GB. * Witness Printer took 110.40ms. Allocated memory is still 755.0MB. Free memory was 365.9MB in the beginning and 361.7MB in the end (delta: 4.1MB). There was no memory consumed. 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: 248.1s, OverallIterations: 131, TraceHistogramMax: 1, PathProgramHistogramMax: 41, EmptinessCheckTime: 0.1s, AutomataDifference: 146.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 17526 SdHoareTripleChecker+Valid, 83.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17526 mSDsluCounter, 8884 SdHoareTripleChecker+Invalid, 72.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7715 mSDsCounter, 2865 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 86970 IncrementalHoareTripleChecker+Invalid, 89835 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2865 mSolverCounterUnsat, 1169 mSDtfsCounter, 86970 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3485 GetRequests, 365 SyntacticMatches, 9 SemanticMatches, 3111 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13938 ImplicationChecksByTransitivity, 77.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1031occurred in iteration=4, InterpolantAutomatonStates: 2717, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.6s AutomataMinimizationTime, 131 MinimizatonAttempts, 31206 StatesRemovedByMinimization, 125 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 95.8s InterpolantComputationTime, 2995 NumberOfCodeBlocks, 2995 NumberOfCodeBlocksAsserted, 131 NumberOfCheckSat, 2864 ConstructedInterpolants, 0 QuantifiedInterpolants, 50353 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 131 InterpolantComputations, 131 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! [2024-11-14 04:22:40,996 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_55712bfa-4fa5-4aff-bef7-1e91cbcc8209/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE