./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem17_label38.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem17_label38.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e22f4e480e00059ce3613278d58ea2e0a6d73a8e3bda2e3d0eda9cb576504b9d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:39:09,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:39:09,243 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-29 06:39:09,247 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:39:09,247 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:39:09,272 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:39:09,273 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:39:09,274 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:39:09,274 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:39:09,275 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:39:09,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:39:09,276 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:39:09,277 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:39:09,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:39:09,278 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:39:09,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:39:09,279 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:39:09,279 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 06:39:09,280 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:39:09,280 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 06:39:09,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:39:09,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:39:09,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:39:09,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:39:09,282 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 06:39:09,283 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:39:09,283 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:39:09,284 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:39:09,284 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:39:09,284 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:39:09,285 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:39:09,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:39:09,286 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:39:09,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:39:09,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:39:09,287 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:39:09,287 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:39:09,287 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:39:09,287 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:39:09,288 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:39:09,288 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:39:09,288 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:39:09,288 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e22f4e480e00059ce3613278d58ea2e0a6d73a8e3bda2e3d0eda9cb576504b9d [2023-11-29 06:39:09,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:39:09,542 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:39:09,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:39:09,546 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:39:09,546 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:39:09,547 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2023-11-29 06:39:12,330 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:39:12,665 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:39:12,665 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/sv-benchmarks/c/eca-rers2012/Problem17_label38.c [2023-11-29 06:39:12,688 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/data/566a6d318/d5e3c87fb95e460f87c1eb533df2c877/FLAG9b6a3f925 [2023-11-29 06:39:12,703 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/data/566a6d318/d5e3c87fb95e460f87c1eb533df2c877 [2023-11-29 06:39:12,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:39:12,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:39:12,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:39:12,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:39:12,714 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:39:12,715 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:39:12" (1/1) ... [2023-11-29 06:39:12,716 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b38a680 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:12, skipping insertion in model container [2023-11-29 06:39:12,716 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:39:12" (1/1) ... [2023-11-29 06:39:12,806 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:39:13,013 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/sv-benchmarks/c/eca-rers2012/Problem17_label38.c[7744,7757] [2023-11-29 06:39:13,594 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:39:13,605 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:39:13,632 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/sv-benchmarks/c/eca-rers2012/Problem17_label38.c[7744,7757] [2023-11-29 06:39:13,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:39:13,976 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:39:13,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13 WrapperNode [2023-11-29 06:39:13,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:39:13,977 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:39:13,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:39:13,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:39:13,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,017 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,200 INFO L138 Inliner]: procedures = 15, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 2612 [2023-11-29 06:39:14,201 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:39:14,201 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:39:14,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:39:14,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:39:14,211 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,241 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,421 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 06:39:14,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,422 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,573 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,583 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:39:14,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:39:14,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:39:14,647 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:39:14,647 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (1/1) ... [2023-11-29 06:39:14,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:39:14,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:39:14,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:39:14,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:39:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:39:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:39:14,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:39:14,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:39:14,762 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:39:14,763 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:39:18,437 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:39:18,499 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:39:18,499 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:39:18,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:39:18 BoogieIcfgContainer [2023-11-29 06:39:18,500 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:39:18,504 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:39:18,504 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:39:18,507 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:39:18,508 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:39:12" (1/3) ... [2023-11-29 06:39:18,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731cf3f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:39:18, skipping insertion in model container [2023-11-29 06:39:18,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:39:13" (2/3) ... [2023-11-29 06:39:18,509 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@731cf3f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:39:18, skipping insertion in model container [2023-11-29 06:39:18,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:39:18" (3/3) ... [2023-11-29 06:39:18,511 INFO L112 eAbstractionObserver]: Analyzing ICFG Problem17_label38.c [2023-11-29 06:39:18,531 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:39:18,531 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:39:18,600 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:39:18,607 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, 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;@7ac94564, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:39:18,607 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:39:18,614 INFO L276 IsEmpty]: Start isEmpty. Operand has 528 states, 526 states have (on average 1.9011406844106464) internal successors, (1000), 527 states have internal predecessors, (1000), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-29 06:39:18,623 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:18,624 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:18,625 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:18,630 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:18,630 INFO L85 PathProgramCache]: Analyzing trace with hash -2047036596, now seen corresponding path program 1 times [2023-11-29 06:39:18,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:18,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [766905140] [2023-11-29 06:39:18,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:18,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:18,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:18,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:39:18,820 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:18,821 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [766905140] [2023-11-29 06:39:18,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [766905140] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:18,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:18,822 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:39:18,823 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [567049017] [2023-11-29 06:39:18,824 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:18,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-29 06:39:18,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:18,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-29 06:39:18,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:39:18,862 INFO L87 Difference]: Start difference. First operand has 528 states, 526 states have (on average 1.9011406844106464) internal successors, (1000), 527 states have internal predecessors, (1000), 0 states have call successors, (0), 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 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:18,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:18,938 INFO L93 Difference]: Finished difference Result 1055 states and 1999 transitions. [2023-11-29 06:39:18,940 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-29 06:39:18,941 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2023-11-29 06:39:18,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:18,958 INFO L225 Difference]: With dead ends: 1055 [2023-11-29 06:39:18,958 INFO L226 Difference]: Without dead ends: 526 [2023-11-29 06:39:18,964 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-29 06:39:18,968 INFO L413 NwaCegarLoop]: 935 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 935 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:18,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 935 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:39:18,985 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 526 states. [2023-11-29 06:39:19,028 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 526 to 526. [2023-11-29 06:39:19,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 526 states, 525 states have (on average 1.7809523809523808) internal successors, (935), 525 states have internal predecessors, (935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:19,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 526 states and 935 transitions. [2023-11-29 06:39:19,035 INFO L78 Accepts]: Start accepts. Automaton has 526 states and 935 transitions. Word has length 51 [2023-11-29 06:39:19,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:19,035 INFO L495 AbstractCegarLoop]: Abstraction has 526 states and 935 transitions. [2023-11-29 06:39:19,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.5) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:19,036 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 935 transitions. [2023-11-29 06:39:19,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-29 06:39:19,038 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:19,038 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:19,038 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 06:39:19,038 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:19,039 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:19,039 INFO L85 PathProgramCache]: Analyzing trace with hash 1506335338, now seen corresponding path program 1 times [2023-11-29 06:39:19,039 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:19,040 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368784631] [2023-11-29 06:39:19,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:19,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:19,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:39:19,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:19,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368784631] [2023-11-29 06:39:19,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368784631] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:19,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:19,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:39:19,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808794107] [2023-11-29 06:39:19,216 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:19,217 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:19,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:19,218 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:19,218 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:19,219 INFO L87 Difference]: Start difference. First operand 526 states and 935 transitions. Second operand has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:21,862 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:21,863 INFO L93 Difference]: Finished difference Result 1501 states and 2698 transitions. [2023-11-29 06:39:21,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:21,863 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 51 [2023-11-29 06:39:21,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:21,871 INFO L225 Difference]: With dead ends: 1501 [2023-11-29 06:39:21,871 INFO L226 Difference]: Without dead ends: 976 [2023-11-29 06:39:21,872 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:21,873 INFO L413 NwaCegarLoop]: 373 mSDtfsCounter, 420 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 1398 mSolverCounterSat, 285 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 420 SdHoareTripleChecker+Valid, 448 SdHoareTripleChecker+Invalid, 1683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 285 IncrementalHoareTripleChecker+Valid, 1398 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:21,874 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [420 Valid, 448 Invalid, 1683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [285 Valid, 1398 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 06:39:21,876 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2023-11-29 06:39:21,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 970. [2023-11-29 06:39:21,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 970 states, 969 states have (on average 1.5541795665634675) internal successors, (1506), 969 states have internal predecessors, (1506), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:21,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 970 states to 970 states and 1506 transitions. [2023-11-29 06:39:21,907 INFO L78 Accepts]: Start accepts. Automaton has 970 states and 1506 transitions. Word has length 51 [2023-11-29 06:39:21,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:21,908 INFO L495 AbstractCegarLoop]: Abstraction has 970 states and 1506 transitions. [2023-11-29 06:39:21,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.0) internal successors, (51), 2 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:21,908 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1506 transitions. [2023-11-29 06:39:21,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 06:39:21,913 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:21,913 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:21,913 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 06:39:21,914 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:21,914 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:21,914 INFO L85 PathProgramCache]: Analyzing trace with hash 844657202, now seen corresponding path program 1 times [2023-11-29 06:39:21,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:21,915 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [895977799] [2023-11-29 06:39:21,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:21,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:22,112 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:39:22,113 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:22,113 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [895977799] [2023-11-29 06:39:22,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [895977799] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:22,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:22,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:39:22,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095870836] [2023-11-29 06:39:22,114 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:22,114 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:22,114 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:22,115 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:22,116 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:22,116 INFO L87 Difference]: Start difference. First operand 970 states and 1506 transitions. Second operand has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:25,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:25,000 INFO L93 Difference]: Finished difference Result 2812 states and 4380 transitions. [2023-11-29 06:39:25,000 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:25,000 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 118 [2023-11-29 06:39:25,001 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:25,011 INFO L225 Difference]: With dead ends: 2812 [2023-11-29 06:39:25,011 INFO L226 Difference]: Without dead ends: 1843 [2023-11-29 06:39:25,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:25,014 INFO L413 NwaCegarLoop]: 504 mSDtfsCounter, 405 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 1382 mSolverCounterSat, 325 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 405 SdHoareTripleChecker+Valid, 577 SdHoareTripleChecker+Invalid, 1707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 325 IncrementalHoareTripleChecker+Valid, 1382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:25,014 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [405 Valid, 577 Invalid, 1707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [325 Valid, 1382 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 06:39:25,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1843 states. [2023-11-29 06:39:25,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1843 to 1840. [2023-11-29 06:39:25,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1840 states, 1839 states have (on average 1.3501903208265362) internal successors, (2483), 1839 states have internal predecessors, (2483), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:25,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1840 states to 1840 states and 2483 transitions. [2023-11-29 06:39:25,060 INFO L78 Accepts]: Start accepts. Automaton has 1840 states and 2483 transitions. Word has length 118 [2023-11-29 06:39:25,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:25,060 INFO L495 AbstractCegarLoop]: Abstraction has 1840 states and 2483 transitions. [2023-11-29 06:39:25,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.333333333333336) internal successors, (118), 2 states have internal predecessors, (118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:25,061 INFO L276 IsEmpty]: Start isEmpty. Operand 1840 states and 2483 transitions. [2023-11-29 06:39:25,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-29 06:39:25,064 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:25,064 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:25,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 06:39:25,065 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:25,065 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:25,065 INFO L85 PathProgramCache]: Analyzing trace with hash -522006058, now seen corresponding path program 1 times [2023-11-29 06:39:25,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:25,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486672739] [2023-11-29 06:39:25,066 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:25,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:25,297 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:39:25,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:25,297 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486672739] [2023-11-29 06:39:25,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [486672739] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:25,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:25,298 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:25,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [967039482] [2023-11-29 06:39:25,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:25,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:25,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:25,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:25,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:25,300 INFO L87 Difference]: Start difference. First operand 1840 states and 2483 transitions. Second operand has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:27,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:27,634 INFO L93 Difference]: Finished difference Result 4551 states and 6281 transitions. [2023-11-29 06:39:27,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:27,635 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 121 [2023-11-29 06:39:27,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:27,646 INFO L225 Difference]: With dead ends: 4551 [2023-11-29 06:39:27,646 INFO L226 Difference]: Without dead ends: 2712 [2023-11-29 06:39:27,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:27,649 INFO L413 NwaCegarLoop]: 816 mSDtfsCounter, 455 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 1265 mSolverCounterSat, 415 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 883 SdHoareTripleChecker+Invalid, 1680 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 415 IncrementalHoareTripleChecker+Valid, 1265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:27,649 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [455 Valid, 883 Invalid, 1680 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [415 Valid, 1265 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2023-11-29 06:39:27,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2712 states. [2023-11-29 06:39:27,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2712 to 2710. [2023-11-29 06:39:27,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2710 states, 2709 states have (on average 1.3004798818752308) internal successors, (3523), 2709 states have internal predecessors, (3523), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2710 states to 2710 states and 3523 transitions. [2023-11-29 06:39:27,707 INFO L78 Accepts]: Start accepts. Automaton has 2710 states and 3523 transitions. Word has length 121 [2023-11-29 06:39:27,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:27,708 INFO L495 AbstractCegarLoop]: Abstraction has 2710 states and 3523 transitions. [2023-11-29 06:39:27,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.333333333333336) internal successors, (121), 3 states have internal predecessors, (121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:27,708 INFO L276 IsEmpty]: Start isEmpty. Operand 2710 states and 3523 transitions. [2023-11-29 06:39:27,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2023-11-29 06:39:27,713 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:27,713 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:27,714 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 06:39:27,714 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:27,714 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:27,715 INFO L85 PathProgramCache]: Analyzing trace with hash -53849279, now seen corresponding path program 1 times [2023-11-29 06:39:27,715 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:27,715 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525872439] [2023-11-29 06:39:27,715 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:27,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:27,969 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-29 06:39:27,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:27,970 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525872439] [2023-11-29 06:39:27,970 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525872439] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:27,970 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:27,971 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:39:27,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311008400] [2023-11-29 06:39:27,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:27,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:27,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:27,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:27,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:27,973 INFO L87 Difference]: Start difference. First operand 2710 states and 3523 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 2 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:30,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:30,288 INFO L93 Difference]: Finished difference Result 7983 states and 10360 transitions. [2023-11-29 06:39:30,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:30,288 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 2 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 190 [2023-11-29 06:39:30,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:30,305 INFO L225 Difference]: With dead ends: 7983 [2023-11-29 06:39:30,305 INFO L226 Difference]: Without dead ends: 4420 [2023-11-29 06:39:30,309 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:30,309 INFO L413 NwaCegarLoop]: 514 mSDtfsCounter, 386 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 1082 mSolverCounterSat, 548 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 386 SdHoareTripleChecker+Valid, 589 SdHoareTripleChecker+Invalid, 1630 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 548 IncrementalHoareTripleChecker+Valid, 1082 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:30,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [386 Valid, 589 Invalid, 1630 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [548 Valid, 1082 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-29 06:39:30,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4420 states. [2023-11-29 06:39:30,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4420 to 3570. [2023-11-29 06:39:30,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3570 states, 3569 states have (on average 1.177640795741104) internal successors, (4203), 3569 states have internal predecessors, (4203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:30,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3570 states to 3570 states and 4203 transitions. [2023-11-29 06:39:30,386 INFO L78 Accepts]: Start accepts. Automaton has 3570 states and 4203 transitions. Word has length 190 [2023-11-29 06:39:30,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:30,386 INFO L495 AbstractCegarLoop]: Abstraction has 3570 states and 4203 transitions. [2023-11-29 06:39:30,387 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 2 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:30,387 INFO L276 IsEmpty]: Start isEmpty. Operand 3570 states and 4203 transitions. [2023-11-29 06:39:30,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 06:39:30,390 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:30,390 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:30,391 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 06:39:30,391 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:30,391 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:30,391 INFO L85 PathProgramCache]: Analyzing trace with hash -305729779, now seen corresponding path program 1 times [2023-11-29 06:39:30,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:30,392 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1681395695] [2023-11-29 06:39:30,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:30,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:30,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:30,654 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 167 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:39:30,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:30,654 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1681395695] [2023-11-29 06:39:30,654 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1681395695] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:30,654 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:30,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:30,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388030983] [2023-11-29 06:39:30,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:30,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:30,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:30,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:30,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:30,657 INFO L87 Difference]: Start difference. First operand 3570 states and 4203 transitions. Second operand has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:32,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:32,546 INFO L93 Difference]: Finished difference Result 9272 states and 11086 transitions. [2023-11-29 06:39:32,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:32,547 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 203 [2023-11-29 06:39:32,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:32,567 INFO L225 Difference]: With dead ends: 9272 [2023-11-29 06:39:32,567 INFO L226 Difference]: Without dead ends: 5703 [2023-11-29 06:39:32,572 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:32,573 INFO L413 NwaCegarLoop]: 724 mSDtfsCounter, 496 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 1137 mSolverCounterSat, 306 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 781 SdHoareTripleChecker+Invalid, 1443 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 306 IncrementalHoareTripleChecker+Valid, 1137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:32,573 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [496 Valid, 781 Invalid, 1443 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [306 Valid, 1137 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 06:39:32,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5703 states. [2023-11-29 06:39:32,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5703 to 5703. [2023-11-29 06:39:32,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5703 states, 5702 states have (on average 1.1595931252192213) internal successors, (6612), 5702 states have internal predecessors, (6612), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:32,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5703 states to 5703 states and 6612 transitions. [2023-11-29 06:39:32,654 INFO L78 Accepts]: Start accepts. Automaton has 5703 states and 6612 transitions. Word has length 203 [2023-11-29 06:39:32,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:32,655 INFO L495 AbstractCegarLoop]: Abstraction has 5703 states and 6612 transitions. [2023-11-29 06:39:32,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 67.66666666666667) internal successors, (203), 3 states have internal predecessors, (203), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:32,655 INFO L276 IsEmpty]: Start isEmpty. Operand 5703 states and 6612 transitions. [2023-11-29 06:39:32,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2023-11-29 06:39:32,659 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:32,659 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:32,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 06:39:32,660 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:32,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:32,660 INFO L85 PathProgramCache]: Analyzing trace with hash 551866376, now seen corresponding path program 1 times [2023-11-29 06:39:32,660 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:32,660 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853649106] [2023-11-29 06:39:32,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:32,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-29 06:39:32,803 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:32,803 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853649106] [2023-11-29 06:39:32,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853649106] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:32,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:32,803 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:32,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1590008112] [2023-11-29 06:39:32,804 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:32,804 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:32,804 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:32,805 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:32,805 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:32,805 INFO L87 Difference]: Start difference. First operand 5703 states and 6612 transitions. Second operand has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:34,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:34,905 INFO L93 Difference]: Finished difference Result 14375 states and 16775 transitions. [2023-11-29 06:39:34,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:34,905 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 205 [2023-11-29 06:39:34,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:34,937 INFO L225 Difference]: With dead ends: 14375 [2023-11-29 06:39:34,937 INFO L226 Difference]: Without dead ends: 8672 [2023-11-29 06:39:34,942 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:34,943 INFO L413 NwaCegarLoop]: 380 mSDtfsCounter, 398 mSDsluCounter, 62 mSDsCounter, 0 mSdLazyCounter, 1216 mSolverCounterSat, 274 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 398 SdHoareTripleChecker+Valid, 442 SdHoareTripleChecker+Invalid, 1490 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 274 IncrementalHoareTripleChecker+Valid, 1216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:34,944 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [398 Valid, 442 Invalid, 1490 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [274 Valid, 1216 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 06:39:34,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8672 states. [2023-11-29 06:39:35,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8672 to 5676. [2023-11-29 06:39:35,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5676 states, 5675 states have (on average 1.157885462555066) internal successors, (6571), 5675 states have internal predecessors, (6571), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5676 states to 5676 states and 6571 transitions. [2023-11-29 06:39:35,064 INFO L78 Accepts]: Start accepts. Automaton has 5676 states and 6571 transitions. Word has length 205 [2023-11-29 06:39:35,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:35,065 INFO L495 AbstractCegarLoop]: Abstraction has 5676 states and 6571 transitions. [2023-11-29 06:39:35,065 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.333333333333336) internal successors, (136), 3 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:35,065 INFO L276 IsEmpty]: Start isEmpty. Operand 5676 states and 6571 transitions. [2023-11-29 06:39:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2023-11-29 06:39:35,071 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:35,071 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:35,071 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 06:39:35,071 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:35,072 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:35,072 INFO L85 PathProgramCache]: Analyzing trace with hash 2077681003, now seen corresponding path program 1 times [2023-11-29 06:39:35,072 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:35,072 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [150802347] [2023-11-29 06:39:35,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:35,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:35,351 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 232 proven. 0 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2023-11-29 06:39:35,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:35,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [150802347] [2023-11-29 06:39:35,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [150802347] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:35,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:35,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:35,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1848884478] [2023-11-29 06:39:35,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:35,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:35,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:35,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:35,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:35,354 INFO L87 Difference]: Start difference. First operand 5676 states and 6571 transitions. Second operand has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:37,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:37,422 INFO L93 Difference]: Finished difference Result 14314 states and 16679 transitions. [2023-11-29 06:39:37,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:37,423 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 283 [2023-11-29 06:39:37,423 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:37,446 INFO L225 Difference]: With dead ends: 14314 [2023-11-29 06:39:37,446 INFO L226 Difference]: Without dead ends: 7789 [2023-11-29 06:39:37,452 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:37,453 INFO L413 NwaCegarLoop]: 776 mSDtfsCounter, 383 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 1200 mSolverCounterSat, 258 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 844 SdHoareTripleChecker+Invalid, 1458 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 258 IncrementalHoareTripleChecker+Valid, 1200 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:37,454 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [383 Valid, 844 Invalid, 1458 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [258 Valid, 1200 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 06:39:37,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7789 states. [2023-11-29 06:39:37,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7789 to 7789. [2023-11-29 06:39:37,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7789 states, 7788 states have (on average 1.11864406779661) internal successors, (8712), 7788 states have internal predecessors, (8712), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:37,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7789 states to 7789 states and 8712 transitions. [2023-11-29 06:39:37,572 INFO L78 Accepts]: Start accepts. Automaton has 7789 states and 8712 transitions. Word has length 283 [2023-11-29 06:39:37,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:37,572 INFO L495 AbstractCegarLoop]: Abstraction has 7789 states and 8712 transitions. [2023-11-29 06:39:37,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.333333333333336) internal successors, (154), 3 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:37,573 INFO L276 IsEmpty]: Start isEmpty. Operand 7789 states and 8712 transitions. [2023-11-29 06:39:37,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2023-11-29 06:39:37,579 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:37,579 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:37,580 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-29 06:39:37,580 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:37,580 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:37,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1117024562, now seen corresponding path program 1 times [2023-11-29 06:39:37,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:37,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1961553743] [2023-11-29 06:39:37,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:37,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:37,818 INFO L134 CoverageAnalysis]: Checked inductivity of 397 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2023-11-29 06:39:37,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:37,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1961553743] [2023-11-29 06:39:37,818 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1961553743] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:37,818 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:37,819 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:37,819 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250132940] [2023-11-29 06:39:37,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:37,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:37,820 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:37,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:37,820 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:37,821 INFO L87 Difference]: Start difference. First operand 7789 states and 8712 transitions. Second operand has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:40,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:40,018 INFO L93 Difference]: Finished difference Result 18558 states and 20912 transitions. [2023-11-29 06:39:40,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:40,020 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 323 [2023-11-29 06:39:40,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:40,035 INFO L225 Difference]: With dead ends: 18558 [2023-11-29 06:39:40,035 INFO L226 Difference]: Without dead ends: 10770 [2023-11-29 06:39:40,040 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:40,040 INFO L413 NwaCegarLoop]: 345 mSDtfsCounter, 419 mSDsluCounter, 55 mSDsCounter, 0 mSdLazyCounter, 1218 mSolverCounterSat, 267 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 419 SdHoareTripleChecker+Valid, 400 SdHoareTripleChecker+Invalid, 1485 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 267 IncrementalHoareTripleChecker+Valid, 1218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:40,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [419 Valid, 400 Invalid, 1485 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [267 Valid, 1218 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time] [2023-11-29 06:39:40,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10770 states. [2023-11-29 06:39:40,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10770 to 9915. [2023-11-29 06:39:40,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9915 states, 9914 states have (on average 1.1194270728263063) internal successors, (11098), 9914 states have internal predecessors, (11098), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:40,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9915 states to 9915 states and 11098 transitions. [2023-11-29 06:39:40,139 INFO L78 Accepts]: Start accepts. Automaton has 9915 states and 11098 transitions. Word has length 323 [2023-11-29 06:39:40,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:40,140 INFO L495 AbstractCegarLoop]: Abstraction has 9915 states and 11098 transitions. [2023-11-29 06:39:40,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.0) internal successors, (159), 3 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:40,141 INFO L276 IsEmpty]: Start isEmpty. Operand 9915 states and 11098 transitions. [2023-11-29 06:39:40,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 391 [2023-11-29 06:39:40,145 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:40,146 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:40,146 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 06:39:40,146 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:40,146 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:40,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1250831920, now seen corresponding path program 1 times [2023-11-29 06:39:40,147 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:40,147 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2140481299] [2023-11-29 06:39:40,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:40,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:40,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:40,516 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:39:40,517 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:40,517 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2140481299] [2023-11-29 06:39:40,517 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2140481299] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:40,517 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:40,517 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:40,517 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507701473] [2023-11-29 06:39:40,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:40,518 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:39:40,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:40,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:39:40,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:39:40,520 INFO L87 Difference]: Start difference. First operand 9915 states and 11098 transitions. Second operand has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:43,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:43,350 INFO L93 Difference]: Finished difference Result 26238 states and 29413 transitions. [2023-11-29 06:39:43,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:39:43,351 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 390 [2023-11-29 06:39:43,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:43,370 INFO L225 Difference]: With dead ends: 26238 [2023-11-29 06:39:43,370 INFO L226 Difference]: Without dead ends: 15899 [2023-11-29 06:39:43,378 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:39:43,379 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 623 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 2439 mSolverCounterSat, 330 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 206 SdHoareTripleChecker+Invalid, 2769 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 330 IncrementalHoareTripleChecker+Valid, 2439 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:43,379 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [623 Valid, 206 Invalid, 2769 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [330 Valid, 2439 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-29 06:39:43,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15899 states. [2023-11-29 06:39:43,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15899 to 15897. [2023-11-29 06:39:43,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15897 states, 15896 states have (on average 1.1247483643683946) internal successors, (17879), 15896 states have internal predecessors, (17879), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:43,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15897 states to 15897 states and 17879 transitions. [2023-11-29 06:39:43,567 INFO L78 Accepts]: Start accepts. Automaton has 15897 states and 17879 transitions. Word has length 390 [2023-11-29 06:39:43,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:43,567 INFO L495 AbstractCegarLoop]: Abstraction has 15897 states and 17879 transitions. [2023-11-29 06:39:43,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 97.5) internal successors, (390), 3 states have internal predecessors, (390), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:43,568 INFO L276 IsEmpty]: Start isEmpty. Operand 15897 states and 17879 transitions. [2023-11-29 06:39:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 425 [2023-11-29 06:39:43,575 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:43,576 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:43,576 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-29 06:39:43,576 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:43,576 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:43,576 INFO L85 PathProgramCache]: Analyzing trace with hash -700290241, now seen corresponding path program 1 times [2023-11-29 06:39:43,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:43,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [460438153] [2023-11-29 06:39:43,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:43,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:43,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:43,785 INFO L134 CoverageAnalysis]: Checked inductivity of 440 backedges. 308 proven. 0 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-29 06:39:43,786 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:43,786 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [460438153] [2023-11-29 06:39:43,786 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [460438153] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:43,786 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:43,786 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:43,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690844573] [2023-11-29 06:39:43,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:43,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:43,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:43,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:43,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:43,788 INFO L87 Difference]: Start difference. First operand 15897 states and 17879 transitions. Second operand has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:45,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:45,976 INFO L93 Difference]: Finished difference Result 44147 states and 49783 transitions. [2023-11-29 06:39:45,977 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:45,977 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 424 [2023-11-29 06:39:45,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:46,017 INFO L225 Difference]: With dead ends: 44147 [2023-11-29 06:39:46,018 INFO L226 Difference]: Without dead ends: 28251 [2023-11-29 06:39:46,032 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:46,033 INFO L413 NwaCegarLoop]: 238 mSDtfsCounter, 494 mSDsluCounter, 49 mSDsCounter, 0 mSdLazyCounter, 1318 mSolverCounterSat, 242 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 494 SdHoareTripleChecker+Valid, 287 SdHoareTripleChecker+Invalid, 1560 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 242 IncrementalHoareTripleChecker+Valid, 1318 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:46,033 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [494 Valid, 287 Invalid, 1560 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [242 Valid, 1318 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 06:39:46,057 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28251 states. [2023-11-29 06:39:46,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28251 to 26957. [2023-11-29 06:39:46,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26957 states, 26956 states have (on average 1.120529752188752) internal successors, (30205), 26956 states have internal predecessors, (30205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:46,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26957 states to 26957 states and 30205 transitions. [2023-11-29 06:39:46,383 INFO L78 Accepts]: Start accepts. Automaton has 26957 states and 30205 transitions. Word has length 424 [2023-11-29 06:39:46,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:46,383 INFO L495 AbstractCegarLoop]: Abstraction has 26957 states and 30205 transitions. [2023-11-29 06:39:46,384 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 98.0) internal successors, (294), 3 states have internal predecessors, (294), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:46,384 INFO L276 IsEmpty]: Start isEmpty. Operand 26957 states and 30205 transitions. [2023-11-29 06:39:46,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 487 [2023-11-29 06:39:46,398 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:46,399 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:46,399 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 06:39:46,399 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:46,400 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:46,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1295745375, now seen corresponding path program 1 times [2023-11-29 06:39:46,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:46,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1609739986] [2023-11-29 06:39:46,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:46,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:47,132 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2023-11-29 06:39:47,132 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:47,132 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1609739986] [2023-11-29 06:39:47,132 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1609739986] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:47,132 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:47,133 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:47,133 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [899598642] [2023-11-29 06:39:47,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:47,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:47,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:47,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:47,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:47,148 INFO L87 Difference]: Start difference. First operand 26957 states and 30205 transitions. Second operand has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:49,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:49,413 INFO L93 Difference]: Finished difference Result 64136 states and 71881 transitions. [2023-11-29 06:39:49,413 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:39:49,413 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 486 [2023-11-29 06:39:49,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:49,449 INFO L225 Difference]: With dead ends: 64136 [2023-11-29 06:39:49,449 INFO L226 Difference]: Without dead ends: 37180 [2023-11-29 06:39:49,462 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:49,463 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 471 mSDsluCounter, 29 mSDsCounter, 0 mSdLazyCounter, 1249 mSolverCounterSat, 358 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 471 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 1607 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 358 IncrementalHoareTripleChecker+Valid, 1249 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:49,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [471 Valid, 182 Invalid, 1607 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [358 Valid, 1249 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-29 06:39:49,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37180 states. [2023-11-29 06:39:49,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37180 to 34186. [2023-11-29 06:39:49,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34186 states, 34185 states have (on average 1.1263712154453707) internal successors, (38505), 34185 states have internal predecessors, (38505), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:49,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34186 states to 34186 states and 38505 transitions. [2023-11-29 06:39:49,867 INFO L78 Accepts]: Start accepts. Automaton has 34186 states and 38505 transitions. Word has length 486 [2023-11-29 06:39:49,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:49,868 INFO L495 AbstractCegarLoop]: Abstraction has 34186 states and 38505 transitions. [2023-11-29 06:39:49,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 100.33333333333333) internal successors, (301), 3 states have internal predecessors, (301), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:49,869 INFO L276 IsEmpty]: Start isEmpty. Operand 34186 states and 38505 transitions. [2023-11-29 06:39:49,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 576 [2023-11-29 06:39:49,895 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:49,895 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:49,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 06:39:49,896 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:49,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:49,896 INFO L85 PathProgramCache]: Analyzing trace with hash -250648956, now seen corresponding path program 1 times [2023-11-29 06:39:49,896 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:49,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [545662728] [2023-11-29 06:39:49,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:49,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:50,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:50,850 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 367 proven. 82 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-29 06:39:50,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:50,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [545662728] [2023-11-29 06:39:50,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [545662728] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:39:50,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1090639004] [2023-11-29 06:39:50,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:50,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:39:50,851 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:39:50,855 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:39:50,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 06:39:51,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:51,135 INFO L262 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 06:39:51,159 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:39:51,891 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 335 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:39:51,891 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:39:52,563 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:39:52,564 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1090639004] provided 1 perfect and 1 imperfect interpolant sequences [2023-11-29 06:39:52,564 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:39:52,564 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [3, 4] total 7 [2023-11-29 06:39:52,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1881026988] [2023-11-29 06:39:52,565 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:52,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:39:52,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:52,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:39:52,567 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:39:52,568 INFO L87 Difference]: Start difference. First operand 34186 states and 38505 transitions. Second operand has 5 states, 5 states have (on average 115.0) internal successors, (575), 4 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:57,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:39:57,119 INFO L93 Difference]: Finished difference Result 109696 states and 123428 transitions. [2023-11-29 06:39:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:39:57,119 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 115.0) internal successors, (575), 4 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 575 [2023-11-29 06:39:57,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:39:57,185 INFO L225 Difference]: With dead ends: 109696 [2023-11-29 06:39:57,185 INFO L226 Difference]: Without dead ends: 72523 [2023-11-29 06:39:57,208 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1151 GetRequests, 1145 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:39:57,208 INFO L413 NwaCegarLoop]: 86 mSDtfsCounter, 1480 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 2762 mSolverCounterSat, 1330 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1480 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 4092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1330 IncrementalHoareTripleChecker+Valid, 2762 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:39:57,209 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1480 Valid, 193 Invalid, 4092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1330 Valid, 2762 Invalid, 0 Unknown, 0 Unchecked, 4.1s Time] [2023-11-29 06:39:57,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72523 states. [2023-11-29 06:39:57,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72523 to 59312. [2023-11-29 06:39:57,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59312 states, 59311 states have (on average 1.109423209859891) internal successors, (65801), 59311 states have internal predecessors, (65801), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:58,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59312 states to 59312 states and 65801 transitions. [2023-11-29 06:39:58,079 INFO L78 Accepts]: Start accepts. Automaton has 59312 states and 65801 transitions. Word has length 575 [2023-11-29 06:39:58,080 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:39:58,080 INFO L495 AbstractCegarLoop]: Abstraction has 59312 states and 65801 transitions. [2023-11-29 06:39:58,080 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 115.0) internal successors, (575), 4 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:39:58,080 INFO L276 IsEmpty]: Start isEmpty. Operand 59312 states and 65801 transitions. [2023-11-29 06:39:58,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 595 [2023-11-29 06:39:58,105 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:39:58,106 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:39:58,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-29 06:39:58,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2023-11-29 06:39:58,307 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:39:58,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:39:58,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1565377099, now seen corresponding path program 1 times [2023-11-29 06:39:58,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:39:58,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1576288828] [2023-11-29 06:39:58,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:39:58,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:39:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:39:58,708 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2023-11-29 06:39:58,708 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:39:58,708 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1576288828] [2023-11-29 06:39:58,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1576288828] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:39:58,709 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:39:58,709 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:39:58,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1549010390] [2023-11-29 06:39:58,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:39:58,710 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:39:58,710 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:39:58,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:39:58,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:39:58,711 INFO L87 Difference]: Start difference. First operand 59312 states and 65801 transitions. Second operand has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:00,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:00,946 INFO L93 Difference]: Finished difference Result 127548 states and 141247 transitions. [2023-11-29 06:40:00,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:40:00,947 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 594 [2023-11-29 06:40:00,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:01,004 INFO L225 Difference]: With dead ends: 127548 [2023-11-29 06:40:01,004 INFO L226 Difference]: Without dead ends: 63119 [2023-11-29 06:40:01,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:01,027 INFO L413 NwaCegarLoop]: 663 mSDtfsCounter, 496 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 1175 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 1423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 1175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:01,027 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [496 Valid, 710 Invalid, 1423 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 1175 Invalid, 0 Unknown, 0 Unchecked, 1.8s Time] [2023-11-29 06:40:01,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63119 states. [2023-11-29 06:40:01,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63119 to 61835. [2023-11-29 06:40:01,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61835 states, 61834 states have (on average 1.0959181033088592) internal successors, (67765), 61834 states have internal predecessors, (67765), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:01,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61835 states to 61835 states and 67765 transitions. [2023-11-29 06:40:01,829 INFO L78 Accepts]: Start accepts. Automaton has 61835 states and 67765 transitions. Word has length 594 [2023-11-29 06:40:01,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:01,829 INFO L495 AbstractCegarLoop]: Abstraction has 61835 states and 67765 transitions. [2023-11-29 06:40:01,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 120.0) internal successors, (360), 3 states have internal predecessors, (360), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:01,829 INFO L276 IsEmpty]: Start isEmpty. Operand 61835 states and 67765 transitions. [2023-11-29 06:40:01,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 619 [2023-11-29 06:40:01,858 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:01,859 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:01,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-29 06:40:01,859 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:01,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:01,860 INFO L85 PathProgramCache]: Analyzing trace with hash -1956570339, now seen corresponding path program 1 times [2023-11-29 06:40:01,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:01,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621997157] [2023-11-29 06:40:01,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:01,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:01,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:02,936 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 149 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-29 06:40:02,936 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:02,936 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621997157] [2023-11-29 06:40:02,937 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621997157] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:02,937 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:02,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:40:02,937 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022176920] [2023-11-29 06:40:02,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:02,938 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:40:02,938 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:02,939 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:40:02,939 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:02,939 INFO L87 Difference]: Start difference. First operand 61835 states and 67765 transitions. Second operand has 3 states, 3 states have (on average 152.0) internal successors, (456), 3 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:04,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:04,826 INFO L93 Difference]: Finished difference Result 123667 states and 135527 transitions. [2023-11-29 06:40:04,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:40:04,827 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 152.0) internal successors, (456), 3 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 618 [2023-11-29 06:40:04,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:04,902 INFO L225 Difference]: With dead ends: 123667 [2023-11-29 06:40:04,902 INFO L226 Difference]: Without dead ends: 61833 [2023-11-29 06:40:04,929 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:04,930 INFO L413 NwaCegarLoop]: 534 mSDtfsCounter, 574 mSDsluCounter, 19 mSDsCounter, 0 mSdLazyCounter, 1111 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 1199 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 1111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:04,930 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 553 Invalid, 1199 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 1111 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-29 06:40:04,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61833 states. [2023-11-29 06:40:05,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61833 to 61833. [2023-11-29 06:40:05,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61833 states, 61832 states have (on average 1.0957433044378315) internal successors, (67752), 61832 states have internal predecessors, (67752), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:05,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61833 states to 61833 states and 67752 transitions. [2023-11-29 06:40:05,765 INFO L78 Accepts]: Start accepts. Automaton has 61833 states and 67752 transitions. Word has length 618 [2023-11-29 06:40:05,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:05,766 INFO L495 AbstractCegarLoop]: Abstraction has 61833 states and 67752 transitions. [2023-11-29 06:40:05,766 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 152.0) internal successors, (456), 3 states have internal predecessors, (456), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:05,766 INFO L276 IsEmpty]: Start isEmpty. Operand 61833 states and 67752 transitions. [2023-11-29 06:40:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 709 [2023-11-29 06:40:05,792 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:05,792 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:05,792 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-29 06:40:05,793 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:05,793 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:05,793 INFO L85 PathProgramCache]: Analyzing trace with hash 101164133, now seen corresponding path program 1 times [2023-11-29 06:40:05,794 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:05,794 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [888329236] [2023-11-29 06:40:05,794 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:05,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:05,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:06,145 INFO L134 CoverageAnalysis]: Checked inductivity of 769 backedges. 450 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2023-11-29 06:40:06,145 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:06,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [888329236] [2023-11-29 06:40:06,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [888329236] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:06,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:06,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:40:06,146 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773961230] [2023-11-29 06:40:06,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:06,147 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:40:06,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:06,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:40:06,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:06,148 INFO L87 Difference]: Start difference. First operand 61833 states and 67752 transitions. Second operand has 3 states, 3 states have (on average 158.0) internal successors, (474), 3 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:08,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:08,430 INFO L93 Difference]: Finished difference Result 128771 states and 140947 transitions. [2023-11-29 06:40:08,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:40:08,431 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 158.0) internal successors, (474), 3 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 708 [2023-11-29 06:40:08,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:08,501 INFO L225 Difference]: With dead ends: 128771 [2023-11-29 06:40:08,501 INFO L226 Difference]: Without dead ends: 66939 [2023-11-29 06:40:08,531 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:08,532 INFO L413 NwaCegarLoop]: 328 mSDtfsCounter, 442 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 1196 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 385 SdHoareTripleChecker+Invalid, 1291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 1196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:08,532 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 385 Invalid, 1291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 1196 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2023-11-29 06:40:08,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66939 states. [2023-11-29 06:40:09,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66939 to 61828. [2023-11-29 06:40:09,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61828 states, 61827 states have (on average 1.0950070357610753) internal successors, (67701), 61827 states have internal predecessors, (67701), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:09,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61828 states to 61828 states and 67701 transitions. [2023-11-29 06:40:09,534 INFO L78 Accepts]: Start accepts. Automaton has 61828 states and 67701 transitions. Word has length 708 [2023-11-29 06:40:09,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:09,534 INFO L495 AbstractCegarLoop]: Abstraction has 61828 states and 67701 transitions. [2023-11-29 06:40:09,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 158.0) internal successors, (474), 3 states have internal predecessors, (474), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:09,534 INFO L276 IsEmpty]: Start isEmpty. Operand 61828 states and 67701 transitions. [2023-11-29 06:40:09,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 735 [2023-11-29 06:40:09,554 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:09,555 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:09,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-29 06:40:09,555 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:09,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:09,555 INFO L85 PathProgramCache]: Analyzing trace with hash -918984443, now seen corresponding path program 1 times [2023-11-29 06:40:09,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:09,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719607719] [2023-11-29 06:40:09,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:09,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:09,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:10,319 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 618 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-11-29 06:40:10,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:10,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1719607719] [2023-11-29 06:40:10,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1719607719] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:10,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:10,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:40:10,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [900906649] [2023-11-29 06:40:10,321 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:10,322 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:40:10,322 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:10,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:40:10,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:10,323 INFO L87 Difference]: Start difference. First operand 61828 states and 67701 transitions. Second operand has 4 states, 4 states have (on average 143.0) internal successors, (572), 4 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:14,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:14,079 INFO L93 Difference]: Finished difference Result 149203 states and 162810 transitions. [2023-11-29 06:40:14,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:40:14,080 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 143.0) internal successors, (572), 4 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 734 [2023-11-29 06:40:14,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:14,160 INFO L225 Difference]: With dead ends: 149203 [2023-11-29 06:40:14,161 INFO L226 Difference]: Without dead ends: 83550 [2023-11-29 06:40:14,190 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:14,191 INFO L413 NwaCegarLoop]: 136 mSDtfsCounter, 648 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 2412 mSolverCounterSat, 451 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 648 SdHoareTripleChecker+Valid, 204 SdHoareTripleChecker+Invalid, 2863 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 451 IncrementalHoareTripleChecker+Valid, 2412 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:14,191 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [648 Valid, 204 Invalid, 2863 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [451 Valid, 2412 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-29 06:40:14,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83550 states. [2023-11-29 06:40:15,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83550 to 61810. [2023-11-29 06:40:15,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61810 states, 61809 states have (on average 1.0950508825575564) internal successors, (67684), 61809 states have internal predecessors, (67684), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:15,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61810 states to 61810 states and 67684 transitions. [2023-11-29 06:40:15,347 INFO L78 Accepts]: Start accepts. Automaton has 61810 states and 67684 transitions. Word has length 734 [2023-11-29 06:40:15,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:15,348 INFO L495 AbstractCegarLoop]: Abstraction has 61810 states and 67684 transitions. [2023-11-29 06:40:15,348 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 143.0) internal successors, (572), 4 states have internal predecessors, (572), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:15,348 INFO L276 IsEmpty]: Start isEmpty. Operand 61810 states and 67684 transitions. [2023-11-29 06:40:15,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 786 [2023-11-29 06:40:15,372 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:15,373 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:15,373 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-29 06:40:15,373 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:15,373 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:15,374 INFO L85 PathProgramCache]: Analyzing trace with hash -724519861, now seen corresponding path program 1 times [2023-11-29 06:40:15,374 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:15,374 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1552405148] [2023-11-29 06:40:15,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:15,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:15,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 912 trivial. 0 not checked. [2023-11-29 06:40:15,796 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:15,796 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1552405148] [2023-11-29 06:40:15,796 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1552405148] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:15,796 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:15,796 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:40:15,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495704211] [2023-11-29 06:40:15,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:15,798 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:40:15,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:15,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:40:15,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:15,799 INFO L87 Difference]: Start difference. First operand 61810 states and 67684 transitions. Second operand has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:17,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:17,802 INFO L93 Difference]: Finished difference Result 124457 states and 135974 transitions. [2023-11-29 06:40:17,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:40:17,803 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 785 [2023-11-29 06:40:17,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:17,861 INFO L225 Difference]: With dead ends: 124457 [2023-11-29 06:40:17,861 INFO L226 Difference]: Without dead ends: 60943 [2023-11-29 06:40:17,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:17,887 INFO L413 NwaCegarLoop]: 686 mSDtfsCounter, 455 mSDsluCounter, 45 mSDsCounter, 0 mSdLazyCounter, 1108 mSolverCounterSat, 118 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 455 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 1226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 118 IncrementalHoareTripleChecker+Valid, 1108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:17,888 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [455 Valid, 731 Invalid, 1226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [118 Valid, 1108 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 06:40:17,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60943 states. [2023-11-29 06:40:18,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60943 to 59240. [2023-11-29 06:40:18,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59240 states, 59239 states have (on average 1.0825469707456237) internal successors, (64129), 59239 states have internal predecessors, (64129), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:18,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59240 states to 59240 states and 64129 transitions. [2023-11-29 06:40:18,637 INFO L78 Accepts]: Start accepts. Automaton has 59240 states and 64129 transitions. Word has length 785 [2023-11-29 06:40:18,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:18,637 INFO L495 AbstractCegarLoop]: Abstraction has 59240 states and 64129 transitions. [2023-11-29 06:40:18,638 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 125.33333333333333) internal successors, (376), 3 states have internal predecessors, (376), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:18,638 INFO L276 IsEmpty]: Start isEmpty. Operand 59240 states and 64129 transitions. [2023-11-29 06:40:18,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 865 [2023-11-29 06:40:18,667 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:18,668 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:18,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-29 06:40:18,668 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:18,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:18,668 INFO L85 PathProgramCache]: Analyzing trace with hash 1523238927, now seen corresponding path program 1 times [2023-11-29 06:40:18,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:18,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826843871] [2023-11-29 06:40:18,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:18,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:20,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1328 backedges. 1028 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2023-11-29 06:40:20,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:20,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826843871] [2023-11-29 06:40:20,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826843871] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:20,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:20,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:40:20,024 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021666943] [2023-11-29 06:40:20,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:20,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:40:20,025 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:20,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:40:20,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:20,026 INFO L87 Difference]: Start difference. First operand 59240 states and 64129 transitions. Second operand has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:23,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:23,307 INFO L93 Difference]: Finished difference Result 139796 states and 151338 transitions. [2023-11-29 06:40:23,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:40:23,307 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 864 [2023-11-29 06:40:23,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:23,381 INFO L225 Difference]: With dead ends: 139796 [2023-11-29 06:40:23,381 INFO L226 Difference]: Without dead ends: 80557 [2023-11-29 06:40:23,408 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:23,409 INFO L413 NwaCegarLoop]: 76 mSDtfsCounter, 765 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 2222 mSolverCounterSat, 406 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 765 SdHoareTripleChecker+Valid, 149 SdHoareTripleChecker+Invalid, 2628 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 406 IncrementalHoareTripleChecker+Valid, 2222 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:23,409 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [765 Valid, 149 Invalid, 2628 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [406 Valid, 2222 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-29 06:40:23,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80557 states. [2023-11-29 06:40:24,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80557 to 75016. [2023-11-29 06:40:24,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75016 states, 75015 states have (on average 1.083369992668133) internal successors, (81269), 75015 states have internal predecessors, (81269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:24,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75016 states to 75016 states and 81269 transitions. [2023-11-29 06:40:24,369 INFO L78 Accepts]: Start accepts. Automaton has 75016 states and 81269 transitions. Word has length 864 [2023-11-29 06:40:24,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:24,369 INFO L495 AbstractCegarLoop]: Abstraction has 75016 states and 81269 transitions. [2023-11-29 06:40:24,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 154.0) internal successors, (616), 4 states have internal predecessors, (616), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:24,370 INFO L276 IsEmpty]: Start isEmpty. Operand 75016 states and 81269 transitions. [2023-11-29 06:40:24,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 909 [2023-11-29 06:40:24,406 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:24,407 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:24,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-29 06:40:24,407 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:24,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:24,408 INFO L85 PathProgramCache]: Analyzing trace with hash 98487645, now seen corresponding path program 1 times [2023-11-29 06:40:24,408 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:24,408 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287566886] [2023-11-29 06:40:24,408 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:24,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:26,402 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 478 proven. 694 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2023-11-29 06:40:26,403 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:26,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287566886] [2023-11-29 06:40:26,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [287566886] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:40:26,403 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344000549] [2023-11-29 06:40:26,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:26,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:40:26,403 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:40:26,404 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:40:26,405 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 06:40:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:26,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-29 06:40:26,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:40:27,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 943 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2023-11-29 06:40:27,093 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:40:27,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344000549] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:27,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 06:40:27,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 8 [2023-11-29 06:40:27,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1687577685] [2023-11-29 06:40:27,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:27,096 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:40:27,096 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:27,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:40:27,097 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:40:27,097 INFO L87 Difference]: Start difference. First operand 75016 states and 81269 transitions. Second operand has 3 states, 3 states have (on average 209.33333333333334) internal successors, (628), 3 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:28,864 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:28,865 INFO L93 Difference]: Finished difference Result 150030 states and 162536 transitions. [2023-11-29 06:40:28,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:40:28,865 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 209.33333333333334) internal successors, (628), 3 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 908 [2023-11-29 06:40:28,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:29,030 INFO L225 Difference]: With dead ends: 150030 [2023-11-29 06:40:29,030 INFO L226 Difference]: Without dead ends: 75015 [2023-11-29 06:40:29,043 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 914 GetRequests, 908 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-29 06:40:29,043 INFO L413 NwaCegarLoop]: 616 mSDtfsCounter, 218 mSDsluCounter, 52 mSDsCounter, 0 mSdLazyCounter, 1126 mSolverCounterSat, 111 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 218 SdHoareTripleChecker+Valid, 668 SdHoareTripleChecker+Invalid, 1237 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 111 IncrementalHoareTripleChecker+Valid, 1126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:29,044 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [218 Valid, 668 Invalid, 1237 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [111 Valid, 1126 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-29 06:40:29,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75015 states. [2023-11-29 06:40:29,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75015 to 72886. [2023-11-29 06:40:29,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72886 states, 72885 states have (on average 1.0700555669890923) internal successors, (77991), 72885 states have internal predecessors, (77991), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:29,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72886 states to 72886 states and 77991 transitions. [2023-11-29 06:40:29,823 INFO L78 Accepts]: Start accepts. Automaton has 72886 states and 77991 transitions. Word has length 908 [2023-11-29 06:40:29,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:29,823 INFO L495 AbstractCegarLoop]: Abstraction has 72886 states and 77991 transitions. [2023-11-29 06:40:29,824 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 209.33333333333334) internal successors, (628), 3 states have internal predecessors, (628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:29,824 INFO L276 IsEmpty]: Start isEmpty. Operand 72886 states and 77991 transitions. [2023-11-29 06:40:30,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 970 [2023-11-29 06:40:30,035 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:30,035 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:30,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 06:40:30,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:40:30,236 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:30,236 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:30,237 INFO L85 PathProgramCache]: Analyzing trace with hash 2078563626, now seen corresponding path program 1 times [2023-11-29 06:40:30,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:30,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [95662635] [2023-11-29 06:40:30,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:30,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:30,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:30,897 INFO L134 CoverageAnalysis]: Checked inductivity of 1828 backedges. 996 proven. 0 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2023-11-29 06:40:30,897 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:30,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [95662635] [2023-11-29 06:40:30,897 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [95662635] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:30,897 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:30,898 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-29 06:40:30,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [11133520] [2023-11-29 06:40:30,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:30,900 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:40:30,900 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:30,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:40:30,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:30,901 INFO L87 Difference]: Start difference. First operand 72886 states and 77991 transitions. Second operand has 3 states, 3 states have (on average 147.0) internal successors, (441), 2 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:32,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:32,342 INFO L93 Difference]: Finished difference Result 129984 states and 139012 transitions. [2023-11-29 06:40:32,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:40:32,343 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 147.0) internal successors, (441), 2 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 969 [2023-11-29 06:40:32,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:32,395 INFO L225 Difference]: With dead ends: 129984 [2023-11-29 06:40:32,395 INFO L226 Difference]: Without dead ends: 57098 [2023-11-29 06:40:32,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:32,420 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 557 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 617 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 557 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 623 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 617 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:32,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [557 Valid, 69 Invalid, 623 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 617 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2023-11-29 06:40:32,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57098 states. [2023-11-29 06:40:32,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57098 to 56245. [2023-11-29 06:40:32,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56245 states, 56244 states have (on average 1.0683272882440793) internal successors, (60087), 56244 states have internal predecessors, (60087), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:33,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56245 states to 56245 states and 60087 transitions. [2023-11-29 06:40:33,077 INFO L78 Accepts]: Start accepts. Automaton has 56245 states and 60087 transitions. Word has length 969 [2023-11-29 06:40:33,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:33,077 INFO L495 AbstractCegarLoop]: Abstraction has 56245 states and 60087 transitions. [2023-11-29 06:40:33,078 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 147.0) internal successors, (441), 2 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:33,078 INFO L276 IsEmpty]: Start isEmpty. Operand 56245 states and 60087 transitions. [2023-11-29 06:40:33,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 999 [2023-11-29 06:40:33,294 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:33,294 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:33,295 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-29 06:40:33,295 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:33,295 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:33,295 INFO L85 PathProgramCache]: Analyzing trace with hash 786769051, now seen corresponding path program 1 times [2023-11-29 06:40:33,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:33,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600222643] [2023-11-29 06:40:33,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:33,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:33,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:34,532 INFO L134 CoverageAnalysis]: Checked inductivity of 1904 backedges. 1327 proven. 0 refuted. 0 times theorem prover too weak. 577 trivial. 0 not checked. [2023-11-29 06:40:34,532 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:34,532 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600222643] [2023-11-29 06:40:34,533 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600222643] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:34,533 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:34,533 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:40:34,533 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121585504] [2023-11-29 06:40:34,533 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:34,534 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:40:34,535 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:34,535 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:40:34,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:34,535 INFO L87 Difference]: Start difference. First operand 56245 states and 60087 transitions. Second operand has 4 states, 4 states have (on average 167.5) internal successors, (670), 4 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:37,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:37,602 INFO L93 Difference]: Finished difference Result 123551 states and 131988 transitions. [2023-11-29 06:40:37,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:40:37,603 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 167.5) internal successors, (670), 4 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 998 [2023-11-29 06:40:37,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:37,663 INFO L225 Difference]: With dead ends: 123551 [2023-11-29 06:40:37,663 INFO L226 Difference]: Without dead ends: 67307 [2023-11-29 06:40:37,686 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:37,687 INFO L413 NwaCegarLoop]: 200 mSDtfsCounter, 610 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 2687 mSolverCounterSat, 283 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 285 SdHoareTripleChecker+Invalid, 2970 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 283 IncrementalHoareTripleChecker+Valid, 2687 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:37,687 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [610 Valid, 285 Invalid, 2970 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [283 Valid, 2687 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2023-11-29 06:40:37,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67307 states. [2023-11-29 06:40:38,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67307 to 62624. [2023-11-29 06:40:38,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62624 states, 62623 states have (on average 1.0612873864235186) internal successors, (66461), 62623 states have internal predecessors, (66461), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:38,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62624 states to 62624 states and 66461 transitions. [2023-11-29 06:40:38,600 INFO L78 Accepts]: Start accepts. Automaton has 62624 states and 66461 transitions. Word has length 998 [2023-11-29 06:40:38,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:38,601 INFO L495 AbstractCegarLoop]: Abstraction has 62624 states and 66461 transitions. [2023-11-29 06:40:38,601 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 167.5) internal successors, (670), 4 states have internal predecessors, (670), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:38,601 INFO L276 IsEmpty]: Start isEmpty. Operand 62624 states and 66461 transitions. [2023-11-29 06:40:38,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1072 [2023-11-29 06:40:38,653 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:38,654 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:38,654 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-29 06:40:38,654 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:38,654 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:38,655 INFO L85 PathProgramCache]: Analyzing trace with hash -1423380160, now seen corresponding path program 1 times [2023-11-29 06:40:38,655 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:38,655 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443598958] [2023-11-29 06:40:38,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:38,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:38,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:39,575 INFO L134 CoverageAnalysis]: Checked inductivity of 1597 backedges. 1278 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2023-11-29 06:40:39,575 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:39,575 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443598958] [2023-11-29 06:40:39,575 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443598958] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:39,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:39,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:40:39,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119223426] [2023-11-29 06:40:39,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:39,576 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:40:39,576 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:39,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:40:39,577 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:39,577 INFO L87 Difference]: Start difference. First operand 62624 states and 66461 transitions. Second operand has 4 states, 4 states have (on average 209.25) internal successors, (837), 4 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:42,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:42,657 INFO L93 Difference]: Finished difference Result 143958 states and 152423 transitions. [2023-11-29 06:40:42,657 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:40:42,658 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 209.25) internal successors, (837), 4 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1071 [2023-11-29 06:40:42,658 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:42,730 INFO L225 Difference]: With dead ends: 143958 [2023-11-29 06:40:42,730 INFO L226 Difference]: Without dead ends: 80483 [2023-11-29 06:40:42,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:42,752 INFO L413 NwaCegarLoop]: 587 mSDtfsCounter, 623 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 2194 mSolverCounterSat, 281 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 623 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 2475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 281 IncrementalHoareTripleChecker+Valid, 2194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:42,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [623 Valid, 634 Invalid, 2475 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [281 Valid, 2194 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 06:40:42,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80483 states. [2023-11-29 06:40:43,380 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80483 to 63471. [2023-11-29 06:40:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63471 states, 63470 states have (on average 1.057034819599811) internal successors, (67090), 63470 states have internal predecessors, (67090), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:43,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63471 states to 63471 states and 67090 transitions. [2023-11-29 06:40:43,488 INFO L78 Accepts]: Start accepts. Automaton has 63471 states and 67090 transitions. Word has length 1071 [2023-11-29 06:40:43,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:43,488 INFO L495 AbstractCegarLoop]: Abstraction has 63471 states and 67090 transitions. [2023-11-29 06:40:43,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 209.25) internal successors, (837), 4 states have internal predecessors, (837), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 63471 states and 67090 transitions. [2023-11-29 06:40:43,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1079 [2023-11-29 06:40:43,524 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:43,524 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:43,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-29 06:40:43,525 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:43,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:43,525 INFO L85 PathProgramCache]: Analyzing trace with hash 31062425, now seen corresponding path program 1 times [2023-11-29 06:40:43,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:43,525 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1201125026] [2023-11-29 06:40:43,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:43,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:44,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 1170 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2023-11-29 06:40:44,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:44,947 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1201125026] [2023-11-29 06:40:44,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1201125026] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:44,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:44,948 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:40:44,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1205280281] [2023-11-29 06:40:44,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:44,949 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:40:44,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:44,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:40:44,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:44,950 INFO L87 Difference]: Start difference. First operand 63471 states and 67090 transitions. Second operand has 3 states, 3 states have (on average 234.0) internal successors, (702), 3 states have internal predecessors, (702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:46,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:46,738 INFO L93 Difference]: Finished difference Result 128645 states and 135939 transitions. [2023-11-29 06:40:46,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:40:46,739 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 234.0) internal successors, (702), 3 states have internal predecessors, (702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1078 [2023-11-29 06:40:46,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:46,797 INFO L225 Difference]: With dead ends: 128645 [2023-11-29 06:40:46,797 INFO L226 Difference]: Without dead ends: 65175 [2023-11-29 06:40:46,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:46,823 INFO L413 NwaCegarLoop]: 673 mSDtfsCounter, 113 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 1079 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 113 SdHoareTripleChecker+Valid, 710 SdHoareTripleChecker+Invalid, 1113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 1079 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:46,823 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [113 Valid, 710 Invalid, 1113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 1079 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-29 06:40:46,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65175 states. [2023-11-29 06:40:47,439 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65175 to 60920. [2023-11-29 06:40:47,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60920 states, 60919 states have (on average 1.057239941561746) internal successors, (64406), 60919 states have internal predecessors, (64406), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:47,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60920 states to 60920 states and 64406 transitions. [2023-11-29 06:40:47,523 INFO L78 Accepts]: Start accepts. Automaton has 60920 states and 64406 transitions. Word has length 1078 [2023-11-29 06:40:47,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:47,523 INFO L495 AbstractCegarLoop]: Abstraction has 60920 states and 64406 transitions. [2023-11-29 06:40:47,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 234.0) internal successors, (702), 3 states have internal predecessors, (702), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:47,524 INFO L276 IsEmpty]: Start isEmpty. Operand 60920 states and 64406 transitions. [2023-11-29 06:40:47,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1232 [2023-11-29 06:40:47,558 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:47,559 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:47,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-11-29 06:40:47,559 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:47,559 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:47,560 INFO L85 PathProgramCache]: Analyzing trace with hash -824847831, now seen corresponding path program 1 times [2023-11-29 06:40:47,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:47,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1393146236] [2023-11-29 06:40:47,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:47,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:47,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:48,598 INFO L134 CoverageAnalysis]: Checked inductivity of 2274 backedges. 1233 proven. 0 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2023-11-29 06:40:48,598 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:48,598 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1393146236] [2023-11-29 06:40:48,598 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1393146236] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:48,598 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:48,599 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:40:48,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1786075549] [2023-11-29 06:40:48,599 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:48,600 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:40:48,600 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:48,601 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:40:48,601 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:48,601 INFO L87 Difference]: Start difference. First operand 60920 states and 64406 transitions. Second operand has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:50,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:50,701 INFO L93 Difference]: Finished difference Result 129514 states and 136894 transitions. [2023-11-29 06:40:50,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:40:50,701 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1231 [2023-11-29 06:40:50,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:50,761 INFO L225 Difference]: With dead ends: 129514 [2023-11-29 06:40:50,761 INFO L226 Difference]: Without dead ends: 68595 [2023-11-29 06:40:50,788 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:40:50,789 INFO L413 NwaCegarLoop]: 190 mSDtfsCounter, 402 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 1143 mSolverCounterSat, 168 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 402 SdHoareTripleChecker+Valid, 222 SdHoareTripleChecker+Invalid, 1311 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 168 IncrementalHoareTripleChecker+Valid, 1143 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:50,789 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [402 Valid, 222 Invalid, 1311 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [168 Valid, 1143 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-11-29 06:40:50,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 68595 states. [2023-11-29 06:40:51,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 68595 to 65178. [2023-11-29 06:40:51,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65178 states, 65177 states have (on average 1.0560934071835157) internal successors, (68833), 65177 states have internal predecessors, (68833), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:51,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65178 states to 65178 states and 68833 transitions. [2023-11-29 06:40:51,527 INFO L78 Accepts]: Start accepts. Automaton has 65178 states and 68833 transitions. Word has length 1231 [2023-11-29 06:40:51,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:51,527 INFO L495 AbstractCegarLoop]: Abstraction has 65178 states and 68833 transitions. [2023-11-29 06:40:51,527 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 183.0) internal successors, (549), 3 states have internal predecessors, (549), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:51,527 INFO L276 IsEmpty]: Start isEmpty. Operand 65178 states and 68833 transitions. [2023-11-29 06:40:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1296 [2023-11-29 06:40:51,574 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:51,575 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:51,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-29 06:40:51,575 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:51,575 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:51,575 INFO L85 PathProgramCache]: Analyzing trace with hash -1551775497, now seen corresponding path program 1 times [2023-11-29 06:40:51,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:51,576 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1678648175] [2023-11-29 06:40:51,576 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:51,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:51,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:52,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2526 backedges. 2171 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2023-11-29 06:40:52,851 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:52,851 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1678648175] [2023-11-29 06:40:52,851 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1678648175] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:52,851 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:52,852 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 06:40:52,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1035145909] [2023-11-29 06:40:52,852 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:52,853 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 06:40:52,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:52,854 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 06:40:52,854 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:40:52,854 INFO L87 Difference]: Start difference. First operand 65178 states and 68833 transitions. Second operand has 5 states, 5 states have (on average 205.0) internal successors, (1025), 5 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:56,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:40:56,667 INFO L93 Difference]: Finished difference Result 157607 states and 166236 transitions. [2023-11-29 06:40:56,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 06:40:56,668 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 205.0) internal successors, (1025), 5 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1295 [2023-11-29 06:40:56,669 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:40:56,747 INFO L225 Difference]: With dead ends: 157607 [2023-11-29 06:40:56,747 INFO L226 Difference]: Without dead ends: 92430 [2023-11-29 06:40:56,778 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:40:56,779 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 920 mSDsluCounter, 73 mSDsCounter, 0 mSdLazyCounter, 2590 mSolverCounterSat, 480 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 920 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 3070 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 480 IncrementalHoareTripleChecker+Valid, 2590 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2023-11-29 06:40:56,779 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [920 Valid, 143 Invalid, 3070 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [480 Valid, 2590 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2023-11-29 06:40:56,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92430 states. [2023-11-29 06:40:57,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92430 to 84768. [2023-11-29 06:40:57,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84768 states, 84767 states have (on average 1.0523552797668905) internal successors, (89205), 84767 states have internal predecessors, (89205), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:57,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84768 states to 84768 states and 89205 transitions. [2023-11-29 06:40:57,782 INFO L78 Accepts]: Start accepts. Automaton has 84768 states and 89205 transitions. Word has length 1295 [2023-11-29 06:40:57,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:40:57,783 INFO L495 AbstractCegarLoop]: Abstraction has 84768 states and 89205 transitions. [2023-11-29 06:40:57,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 205.0) internal successors, (1025), 5 states have internal predecessors, (1025), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:40:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 84768 states and 89205 transitions. [2023-11-29 06:40:57,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1483 [2023-11-29 06:40:57,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:40:57,837 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:40:57,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-29 06:40:57,838 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:40:57,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:40:57,838 INFO L85 PathProgramCache]: Analyzing trace with hash -538931672, now seen corresponding path program 1 times [2023-11-29 06:40:57,838 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:40:57,839 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322856770] [2023-11-29 06:40:57,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:40:57,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:40:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:40:58,983 INFO L134 CoverageAnalysis]: Checked inductivity of 3379 backedges. 2115 proven. 0 refuted. 0 times theorem prover too weak. 1264 trivial. 0 not checked. [2023-11-29 06:40:58,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:40:58,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322856770] [2023-11-29 06:40:58,983 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322856770] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:40:58,983 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:40:58,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:40:58,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [226150186] [2023-11-29 06:40:58,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:40:58,985 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:40:58,985 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:40:58,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:40:58,985 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:40:58,985 INFO L87 Difference]: Start difference. First operand 84768 states and 89205 transitions. Second operand has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:02,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:41:02,093 INFO L93 Difference]: Finished difference Result 176366 states and 185530 transitions. [2023-11-29 06:41:02,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:41:02,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1482 [2023-11-29 06:41:02,095 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:41:02,181 INFO L225 Difference]: With dead ends: 176366 [2023-11-29 06:41:02,181 INFO L226 Difference]: Without dead ends: 91599 [2023-11-29 06:41:02,214 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:41:02,215 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 794 mSDsluCounter, 67 mSDsCounter, 0 mSdLazyCounter, 2186 mSolverCounterSat, 259 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 794 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 2445 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 259 IncrementalHoareTripleChecker+Valid, 2186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2023-11-29 06:41:02,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [794 Valid, 194 Invalid, 2445 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [259 Valid, 2186 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2023-11-29 06:41:02,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91599 states. [2023-11-29 06:41:03,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91599 to 83064. [2023-11-29 06:41:03,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83064 states, 83063 states have (on average 1.0495888662822195) internal successors, (87182), 83063 states have internal predecessors, (87182), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:03,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83064 states to 83064 states and 87182 transitions. [2023-11-29 06:41:03,318 INFO L78 Accepts]: Start accepts. Automaton has 83064 states and 87182 transitions. Word has length 1482 [2023-11-29 06:41:03,319 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:41:03,319 INFO L495 AbstractCegarLoop]: Abstraction has 83064 states and 87182 transitions. [2023-11-29 06:41:03,319 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:03,319 INFO L276 IsEmpty]: Start isEmpty. Operand 83064 states and 87182 transitions. [2023-11-29 06:41:03,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1489 [2023-11-29 06:41:03,380 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:41:03,381 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:41:03,381 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-29 06:41:03,381 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:41:03,381 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:41:03,382 INFO L85 PathProgramCache]: Analyzing trace with hash -1627544603, now seen corresponding path program 1 times [2023-11-29 06:41:03,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:41:03,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1395328206] [2023-11-29 06:41:03,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:41:03,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:41:03,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:41:04,624 INFO L134 CoverageAnalysis]: Checked inductivity of 3407 backedges. 2137 proven. 0 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2023-11-29 06:41:04,624 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:41:04,624 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1395328206] [2023-11-29 06:41:04,624 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1395328206] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:41:04,624 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:41:04,624 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:41:04,624 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391989529] [2023-11-29 06:41:04,625 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:41:04,625 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:41:04,625 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:41:04,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:41:04,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:41:04,626 INFO L87 Difference]: Start difference. First operand 83064 states and 87182 transitions. Second operand has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:07,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:41:07,485 INFO L93 Difference]: Finished difference Result 171249 states and 179645 transitions. [2023-11-29 06:41:07,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:41:07,486 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1488 [2023-11-29 06:41:07,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:41:07,565 INFO L225 Difference]: With dead ends: 171249 [2023-11-29 06:41:07,565 INFO L226 Difference]: Without dead ends: 88186 [2023-11-29 06:41:07,689 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:41:07,689 INFO L413 NwaCegarLoop]: 566 mSDtfsCounter, 792 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 2119 mSolverCounterSat, 122 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 792 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 2241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 122 IncrementalHoareTripleChecker+Valid, 2119 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-29 06:41:07,689 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [792 Valid, 619 Invalid, 2241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [122 Valid, 2119 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-29 06:41:07,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88186 states. [2023-11-29 06:41:08,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88186 to 83064. [2023-11-29 06:41:08,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83064 states, 83063 states have (on average 1.049408280461818) internal successors, (87167), 83063 states have internal predecessors, (87167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:08,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83064 states to 83064 states and 87167 transitions. [2023-11-29 06:41:08,631 INFO L78 Accepts]: Start accepts. Automaton has 83064 states and 87167 transitions. Word has length 1488 [2023-11-29 06:41:08,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:41:08,631 INFO L495 AbstractCegarLoop]: Abstraction has 83064 states and 87167 transitions. [2023-11-29 06:41:08,631 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 165.0) internal successors, (660), 4 states have internal predecessors, (660), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:08,632 INFO L276 IsEmpty]: Start isEmpty. Operand 83064 states and 87167 transitions. [2023-11-29 06:41:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1491 [2023-11-29 06:41:08,686 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:41:08,687 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:41:08,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-11-29 06:41:08,688 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:41:08,688 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:41:08,688 INFO L85 PathProgramCache]: Analyzing trace with hash 845199821, now seen corresponding path program 1 times [2023-11-29 06:41:08,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:41:08,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2134172700] [2023-11-29 06:41:08,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:41:08,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:41:08,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:41:11,482 INFO L134 CoverageAnalysis]: Checked inductivity of 3247 backedges. 1917 proven. 300 refuted. 0 times theorem prover too weak. 1030 trivial. 0 not checked. [2023-11-29 06:41:11,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:41:11,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2134172700] [2023-11-29 06:41:11,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2134172700] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 06:41:11,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [999082709] [2023-11-29 06:41:11,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:41:11,482 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 06:41:11,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:41:11,483 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 06:41:11,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 06:41:11,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:41:11,915 INFO L262 TraceCheckSpWp]: Trace formula consists of 1729 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 06:41:11,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:41:12,416 INFO L134 CoverageAnalysis]: Checked inductivity of 3247 backedges. 976 proven. 82 refuted. 0 times theorem prover too weak. 2189 trivial. 0 not checked. [2023-11-29 06:41:12,417 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:41:13,412 INFO L134 CoverageAnalysis]: Checked inductivity of 3247 backedges. 976 proven. 82 refuted. 0 times theorem prover too weak. 2189 trivial. 0 not checked. [2023-11-29 06:41:13,412 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [999082709] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:41:13,412 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-11-29 06:41:13,413 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 3, 3] total 9 [2023-11-29 06:41:13,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [115380139] [2023-11-29 06:41:13,414 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-11-29 06:41:13,416 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 06:41:13,416 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:41:13,417 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 06:41:13,417 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2023-11-29 06:41:13,417 INFO L87 Difference]: Start difference. First operand 83064 states and 87167 transitions. Second operand has 10 states, 10 states have (on average 157.3) internal successors, (1573), 9 states have internal predecessors, (1573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:22,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:41:22,998 INFO L93 Difference]: Finished difference Result 184665 states and 193540 transitions. [2023-11-29 06:41:22,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2023-11-29 06:41:22,998 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 157.3) internal successors, (1573), 9 states have internal predecessors, (1573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1490 [2023-11-29 06:41:22,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:41:23,103 INFO L225 Difference]: With dead ends: 184665 [2023-11-29 06:41:23,103 INFO L226 Difference]: Without dead ends: 101602 [2023-11-29 06:41:23,135 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3000 GetRequests, 2975 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 155 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=212, Invalid=490, Unknown=0, NotChecked=0, Total=702 [2023-11-29 06:41:23,135 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 5743 mSDsluCounter, 206 mSDsCounter, 0 mSdLazyCounter, 7799 mSolverCounterSat, 1767 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5743 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 9566 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1767 IncrementalHoareTripleChecker+Valid, 7799 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-11-29 06:41:23,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5743 Valid, 260 Invalid, 9566 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1767 Valid, 7799 Invalid, 0 Unknown, 0 Unchecked, 8.6s Time] [2023-11-29 06:41:23,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101602 states. [2023-11-29 06:41:24,213 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101602 to 88183. [2023-11-29 06:41:24,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88183 states, 88182 states have (on average 1.0464380485813431) internal successors, (92277), 88182 states have internal predecessors, (92277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:24,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88183 states to 88183 states and 92277 transitions. [2023-11-29 06:41:24,331 INFO L78 Accepts]: Start accepts. Automaton has 88183 states and 92277 transitions. Word has length 1490 [2023-11-29 06:41:24,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:41:24,332 INFO L495 AbstractCegarLoop]: Abstraction has 88183 states and 92277 transitions. [2023-11-29 06:41:24,332 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 157.3) internal successors, (1573), 9 states have internal predecessors, (1573), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:24,332 INFO L276 IsEmpty]: Start isEmpty. Operand 88183 states and 92277 transitions. [2023-11-29 06:41:24,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1824 [2023-11-29 06:41:24,404 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:41:24,405 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:41:24,411 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-29 06:41:24,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2023-11-29 06:41:24,605 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:41:24,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:41:24,607 INFO L85 PathProgramCache]: Analyzing trace with hash -1373291301, now seen corresponding path program 1 times [2023-11-29 06:41:24,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:41:24,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054682295] [2023-11-29 06:41:24,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:41:24,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:41:25,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:41:25,912 INFO L134 CoverageAnalysis]: Checked inductivity of 5207 backedges. 2927 proven. 0 refuted. 0 times theorem prover too weak. 2280 trivial. 0 not checked. [2023-11-29 06:41:25,912 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:41:25,913 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054682295] [2023-11-29 06:41:25,913 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054682295] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:41:25,913 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:41:25,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:41:25,913 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431964545] [2023-11-29 06:41:25,914 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:41:25,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:41:25,915 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:41:25,915 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:41:25,915 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:41:25,916 INFO L87 Difference]: Start difference. First operand 88183 states and 92277 transitions. Second operand has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 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) [2023-11-29 06:41:27,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:41:27,960 INFO L93 Difference]: Finished difference Result 178922 states and 187237 transitions. [2023-11-29 06:41:27,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:41:27,961 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 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) Word has length 1823 [2023-11-29 06:41:27,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:41:28,138 INFO L225 Difference]: With dead ends: 178922 [2023-11-29 06:41:28,138 INFO L226 Difference]: Without dead ends: 90740 [2023-11-29 06:41:28,153 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:41:28,153 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 425 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 1102 mSolverCounterSat, 197 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 425 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 1299 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 197 IncrementalHoareTripleChecker+Valid, 1102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 06:41:28,154 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [425 Valid, 156 Invalid, 1299 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [197 Valid, 1102 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 06:41:28,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90740 states. [2023-11-29 06:41:29,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90740 to 83073. [2023-11-29 06:41:29,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83073 states, 83072 states have (on average 1.045598998459168) internal successors, (86860), 83072 states have internal predecessors, (86860), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:41:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83073 states to 83073 states and 86860 transitions. [2023-11-29 06:41:29,153 INFO L78 Accepts]: Start accepts. Automaton has 83073 states and 86860 transitions. Word has length 1823 [2023-11-29 06:41:29,153 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:41:29,153 INFO L495 AbstractCegarLoop]: Abstraction has 83073 states and 86860 transitions. [2023-11-29 06:41:29,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 216.66666666666666) internal successors, (650), 3 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) [2023-11-29 06:41:29,154 INFO L276 IsEmpty]: Start isEmpty. Operand 83073 states and 86860 transitions. [2023-11-29 06:41:29,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1963 [2023-11-29 06:41:29,226 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:41:29,227 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:41:29,227 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2023-11-29 06:41:29,227 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:41:29,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:41:29,228 INFO L85 PathProgramCache]: Analyzing trace with hash -2071637241, now seen corresponding path program 1 times [2023-11-29 06:41:29,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:41:29,228 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032390509] [2023-11-29 06:41:29,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:41:29,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:41:29,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:41:30,651 INFO L134 CoverageAnalysis]: Checked inductivity of 5791 backedges. 2737 proven. 0 refuted. 0 times theorem prover too weak. 3054 trivial. 0 not checked. [2023-11-29 06:41:30,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:41:30,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032390509] [2023-11-29 06:41:30,651 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1032390509] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:41:30,651 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:41:30,652 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:41:30,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033438461] [2023-11-29 06:41:30,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:41:30,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 06:41:30,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:41:30,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 06:41:30,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:41:30,655 INFO L87 Difference]: Start difference. First operand 83073 states and 86860 transitions. Second operand has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 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) [2023-11-29 06:41:32,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:41:32,747 INFO L93 Difference]: Finished difference Result 159738 states and 166474 transitions. [2023-11-29 06:41:32,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 06:41:32,748 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 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) Word has length 1962 [2023-11-29 06:41:32,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:41:32,749 INFO L225 Difference]: With dead ends: 159738 [2023-11-29 06:41:32,749 INFO L226 Difference]: Without dead ends: 0 [2023-11-29 06:41:32,761 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-29 06:41:32,762 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 487 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 1095 mSolverCounterSat, 211 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 487 SdHoareTripleChecker+Valid, 79 SdHoareTripleChecker+Invalid, 1306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 211 IncrementalHoareTripleChecker+Valid, 1095 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2023-11-29 06:41:32,762 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [487 Valid, 79 Invalid, 1306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [211 Valid, 1095 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2023-11-29 06:41:32,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-29 06:41:32,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-29 06:41:32,763 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) [2023-11-29 06:41:32,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-29 06:41:32,763 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1962 [2023-11-29 06:41:32,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:41:32,763 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-29 06:41:32,763 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 217.0) internal successors, (651), 3 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) [2023-11-29 06:41:32,763 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-29 06:41:32,763 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-29 06:41:32,765 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:41:32,766 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2023-11-29 06:41:32,767 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-29 06:42:09,191 WARN L293 SmtUtils]: Spent 36.42s on a formula simplification. DAG size of input: 1055 DAG size of output: 1171 (called from [L 182] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.or) [2023-11-29 06:42:19,374 WARN L293 SmtUtils]: Spent 10.17s on a formula simplification. DAG size of input: 1171 DAG size of output: 114 (called from [L 149] de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.HoareAnnotationComposer.combineInter) [2023-11-29 06:42:19,377 INFO L899 garLoopResultBuilder]: For program point L894(lines 894 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,377 INFO L899 garLoopResultBuilder]: For program point L1687(lines 1687 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,377 INFO L899 garLoopResultBuilder]: For program point L1555(lines 1555 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,377 INFO L899 garLoopResultBuilder]: For program point L1423(lines 1423 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L2084(lines 2084 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L1027(lines 1027 1037) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L1027-2(lines 1027 1037) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L1556(lines 1556 1560) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L1556-2(lines 1556 1560) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L1424(lines 1424 1433) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L1424-2(lines 1424 1433) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L2349(lines 2349 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L2085(lines 2085 2095) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L2085-2(lines 2085 2095) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L500(lines 500 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,378 INFO L899 garLoopResultBuilder]: For program point L2482(lines 2482 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L2350(lines 2350 2360) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L2350-2(lines 2350 2360) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L104-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L1822(lines 1822 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L1294(lines 1294 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L1162(lines 1162 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L2219(lines 2219 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L1955(lines 1955 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L370(lines 370 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L238(lines 238 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L2220(lines 2220 2229) no Hoare annotation was computed. [2023-11-29 06:42:19,379 INFO L899 garLoopResultBuilder]: For program point L2220-2(lines 2220 2229) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L1692(lines 1692 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L635(lines 635 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L2485(lines 2485 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L107-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L1693(lines 1693 1703) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L636(lines 636 643) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L1693-2(lines 1693 1703) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L636-2(lines 636 643) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L1561(lines 1561 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L901(lines 901 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L241(lines 241 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,380 INFO L899 garLoopResultBuilder]: For program point L110-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L1960(lines 1960 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L1828(lines 1828 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L771(lines 771 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L2489(lines 2489 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L1829(lines 1829 1840) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L772(lines 772 780) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L1829-2(lines 1829 1840) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L772-2(lines 772 780) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L1301(lines 1301 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L1169(lines 1169 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L1566(lines 1566 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,381 INFO L899 garLoopResultBuilder]: For program point L1434(lines 1434 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L377(lines 377 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L113-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L1038(lines 1038 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L378(lines 378 387) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L378-2(lines 378 387) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L2096(lines 2096 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L2361(lines 2361 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L908(lines 908 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L644(lines 644 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L512(lines 512 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L248(lines 248 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,382 INFO L899 garLoopResultBuilder]: For program point L2230(lines 2230 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L116-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L1966(lines 1966 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L909(lines 909 918) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L909-2(lines 909 918) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L1438(lines 1438 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L2496(lines 2496 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L1439(lines 1439 1449) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L1439-2(lines 1439 1449) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L1307(lines 1307 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L1176(lines 1176 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,383 INFO L899 garLoopResultBuilder]: For program point L119-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L1044(lines 1044 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L1573(lines 1573 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L2234(lines 2234 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L2102(lines 2102 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L253(lines 253 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L650(lines 650 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L2368(lines 2368 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L2501(lines 2501 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L2105(lines 2105 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,384 INFO L899 garLoopResultBuilder]: For program point L1973(lines 1973 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L1841(lines 1841 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L388(lines 388 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L1313(lines 1313 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L1974(lines 1974 1984) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L1974-2(lines 1974 1984) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L1710(lines 1710 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L1182(lines 1182 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L125-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L1050(lines 1050 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L786(lines 786 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L919(lines 919 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,385 INFO L899 garLoopResultBuilder]: For program point L1580(lines 1580 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L1316(lines 1316 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L259(lines 259 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L2241(lines 2241 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L524(lines 524 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L2506(lines 2506 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L2242(lines 2242 2253) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L2242-2(lines 2242 2253) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L128-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L1450(lines 1450 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L2375(lines 2375 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L1054(lines 1054 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,386 INFO L899 garLoopResultBuilder]: For program point L2111(lines 2111 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L1847(lines 1847 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L923(lines 923 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L791(lines 791 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L1584(lines 1584 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L395(lines 395 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L131-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 174) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L1717(lines 1717 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L1585(lines 1585 1591) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L1585-2(lines 1585 1591) no Hoare annotation was computed. [2023-11-29 06:42:19,387 INFO L899 garLoopResultBuilder]: For program point L1189(lines 1189 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L1718(lines 1718 1727) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L1718-2(lines 1718 1727) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L1454(lines 1454 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L2115(lines 2115 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L2512(lines 2512 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L1323(lines 1323 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L266(lines 266 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L2116(lines 2116 2122) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L2116-2(lines 2116 2122) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L1852(lines 1852 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,388 INFO L899 garLoopResultBuilder]: For program point L663(lines 663 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L531(lines 531 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L2381(lines 2381 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L1060(lines 1060 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L1985(lines 1985 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L532(lines 532 541) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L532-2(lines 532 541) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L929(lines 929 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L797(lines 797 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L1194(lines 1194 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L137-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L930(lines 930 939) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L930-2(lines 930 939) no Hoare annotation was computed. [2023-11-29 06:42:19,389 INFO L899 garLoopResultBuilder]: For program point L1855(lines 1855 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L402(lines 402 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L1327(lines 1327 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L1195(lines 1195 1206) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L1195-2(lines 1195 1206) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L1592(lines 1592 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L1989(lines 1989 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L1461(lines 1461 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L2254(lines 2254 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L2519(lines 2519 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L2387(lines 2387 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,390 INFO L899 garLoopResultBuilder]: For program point L2255(lines 2255 2265) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L2255-2(lines 2255 2265) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L1066(lines 1066 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L2123(lines 2123 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L803(lines 803 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L1728(lines 1728 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L1332(lines 1332 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L143-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L1597(lines 1597 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L276(lines 276 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,391 INFO L899 garLoopResultBuilder]: For program point L1994(lines 1994 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L1862(lines 1862 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L409(lines 409 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L542(lines 542 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L2524(lines 2524 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L1467(lines 1467 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L2392(lines 2392 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L146-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L2128(lines 2128 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L1600(lines 1600 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L940(lines 940 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L1733(lines 1733 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,392 INFO L899 garLoopResultBuilder]: For program point L1073(lines 1073 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L677(lines 677 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L545(lines 545 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L2527(lines 2527 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L1338(lines 1338 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L149-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L810(lines 810 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point calculate_output2_returnLabel#1(lines 1656 2582) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L1339(lines 1339 1348) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L1339-2(lines 1339 1348) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L1207(lines 1207 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L1868(lines 1868 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,393 INFO L899 garLoopResultBuilder]: For program point L1472(lines 1472 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L283(lines 283 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L2001(lines 2001 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L1869(lines 1869 1877) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L1869-2(lines 1869 1877) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L1605(lines 1605 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L416(lines 416 425) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L416-2(lines 416 425) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L284(lines 284 296) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L2266(lines 2266 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L284-2(lines 284 296) no Hoare annotation was computed. [2023-11-29 06:42:19,394 INFO L899 garLoopResultBuilder]: For program point L152-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L945(lines 945 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L1606(lines 1606 1617) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L1606-2(lines 1606 1617) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L2399(lines 2399 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L2135(lines 2135 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L2532(lines 2532 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L2400(lines 2400 2412) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L2400-2(lines 2400 2412) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L1079(lines 1079 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L1740(lines 1740 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,395 INFO L899 garLoopResultBuilder]: For program point L551(lines 551 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L1212(lines 1212 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L155-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L2005(lines 2005 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L1477(lines 1477 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L949(lines 949 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L817(lines 817 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L2139(lines 2139 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L158-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L2537(lines 2537 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L2273(lines 2273 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L1745(lines 1745 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,396 INFO L899 garLoopResultBuilder]: For program point L2538(lines 2538 2548) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L2538-2(lines 2538 2548) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L1349(lines 1349 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L1878(lines 1878 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L689(lines 689 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L557(lines 557 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L161-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L1086(lines 1086 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L558(lines 558 567) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L558-2(lines 558 567) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L426(lines 426 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L1219(lines 1219 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,397 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L1484(lines 1484 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L2145(lines 2145 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L956(lines 956 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L2278(lines 2278 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L164-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point calculate_output_returnLabel#1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L1618(lines 1618 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L297(lines 297 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L1091(lines 1091 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,398 INFO L899 garLoopResultBuilder]: For program point L1356(lines 1356 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L2413(lines 2413 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L167-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L35(lines 35 37) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L35-2(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L2017(lines 2017 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L1885(lines 1885 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L696(lines 696 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L2414(lines 2414 2425) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L2414-2(lines 2414 2425) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L2150(lines 2150 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L697(lines 697 707) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L697-2(lines 697 707) no Hoare annotation was computed. [2023-11-29 06:42:19,399 INFO L899 garLoopResultBuilder]: For program point L433(lines 433 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L1226(lines 1226 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L962(lines 962 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L830(lines 830 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L1755(lines 1755 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L1623(lines 1623 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L1491(lines 1491 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L170-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L38-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L2020(lines 2020 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L2549(lines 2549 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L2285(lines 2285 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,400 INFO L899 garLoopResultBuilder]: For program point L568(lines 568 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L304(lines 304 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L1362(lines 1362 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L1230(lines 1230 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L173-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L1098(lines 1098 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L2155(lines 2155 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L41-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L1891(lines 1891 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L1759(lines 1759 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L438(lines 438 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L1231(lines 1231 1240) no Hoare annotation was computed. [2023-11-29 06:42:19,401 INFO L899 garLoopResultBuilder]: For program point L174(line 174) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L1231-2(lines 1231 1240) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L836(lines 836 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L2554(lines 2554 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L1497(lines 1497 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L176-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L44-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L2026(lines 2026 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L969(lines 969 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L1630(lines 1630 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L2291(lines 2291 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L575(lines 575 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L1500(lines 1500 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,402 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L311(lines 311 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L179-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L1104(lines 1104 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L47-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L2426(lines 2426 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L1369(lines 1369 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L2162(lines 2162 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L2030(lines 2030 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L1898(lines 1898 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L841(lines 841 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L1766(lines 1766 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,403 INFO L899 garLoopResultBuilder]: For program point L2031(lines 2031 2040) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L2031-2(lines 2031 2040) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L182-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L50-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L1636(lines 1636 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L2561(lines 2561 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L2297(lines 2297 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L976(lines 976 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L580(lines 580 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L316(lines 316 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L1241(lines 1241 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L713(lines 713 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L449(lines 449 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,404 INFO L899 garLoopResultBuilder]: For program point L1374(lines 1374 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L185-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L1110(lines 1110 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L2167(lines 2167 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L53-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L1507(lines 1507 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L2432(lines 2432 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L1375(lines 1375 1386) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L1375-2(lines 1375 1386) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L847(lines 847 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L1905(lines 1905 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L848(lines 848 856) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L848-2(lines 848 856) no Hoare annotation was computed. [2023-11-29 06:42:19,405 INFO L899 garLoopResultBuilder]: For program point L1773(lines 1773 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L188-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L56-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L1642(lines 1642 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L2567(lines 2567 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L2303(lines 2303 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L982(lines 982 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L1247(lines 1247 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L719(lines 719 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L323(lines 323 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L191-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L1116(lines 1116 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,406 INFO L899 garLoopResultBuilder]: For program point L2173(lines 2173 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L59-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L2041(lines 2041 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L720(lines 720 728) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L720-2(lines 720 728) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L456(lines 456 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L985(lines 985 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L1910(lines 1910 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L1646(lines 1646 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L1514(lines 1514 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L2439(lines 2439 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L2307(lines 2307 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L2440(lines 2440 2449) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L2440-2(lines 2440 2449) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L194-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L62-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,407 INFO L899 garLoopResultBuilder]: For program point L1780(lines 1780 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L2573(lines 2573 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L592(lines 592 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L2178(lines 2178 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L857(lines 857 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L461(lines 461 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L329(lines 329 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L1254(lines 1254 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L197-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L65-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L858(lines 858 868) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L858-2(lines 858 868) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L1387(lines 1387 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L2312(lines 2312 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L1123(lines 1123 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L2048(lines 2048 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L991(lines 991 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L1916(lines 1916 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L1520(lines 1520 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 1925) no Hoare annotation was computed. [2023-11-29 06:42:19,408 INFO L899 garLoopResultBuilder]: For program point L1917-2(lines 1917 1925) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L200-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L2182(lines 2182 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L68-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L729(lines 729 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L597(lines 597 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L333(lines 333 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L1787(lines 1787 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L1259(lines 1259 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L2317(lines 2317 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L203-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L71-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L2053(lines 2053 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L1525(lines 1525 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L468(lines 468 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L2450(lines 2450 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L1393(lines 1393 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L1129(lines 1129 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L998(lines 998 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L1659(lines 1659 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,409 INFO L899 garLoopResultBuilder]: For program point L2584(lines 2584 2600) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L206-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L2188(lines 2188 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L74-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L735(lines 735 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L736(lines 736 746) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L736-2(lines 736 746) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L604(lines 604 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L1265(lines 1265 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L1926(lines 1926 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L1794(lines 1794 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L473(lines 473 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L2323(lines 2323 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L209-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L77-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L1531(lines 1531 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L2456(lines 2456 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L1399(lines 1399 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L1135(lines 1135 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,410 INFO L899 garLoopResultBuilder]: For program point L2060(lines 2060 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,411 INFO L899 garLoopResultBuilder]: For program point L1664(lines 1664 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L895 garLoopResultBuilder]: At program point L2590-2(lines 2590 2599) the Hoare annotation is: (let ((.cse18 (<= 0 (+ ~a14~0 83))) (.cse23 (<= (+ 281185 ~a28~0) 0)) (.cse13 (<= (+ ~a14~0 84) 0)) (.cse14 (<= 0 (+ ~a14~0 113))) (.cse17 (<= ~a28~0 318791)) (.cse21 (= ~a24~0 1)) (.cse15 (<= 0 (+ ~a26~0 67))) (.cse12 (<= ~a26~0 124)) (.cse10 (<= (+ ~a14~0 182) 0)) (.cse11 (<= ~a26~0 600222)) (.cse8 (<= 38 ~a28~0)) (.cse24 (<= 0 (+ ~a14~0 600000))) (.cse22 (<= (+ ~a26~0 68) 0)) (.cse9 (<= ~a28~0 599997)) (.cse6 (<= 3 ~a24~0)) (.cse7 (<= 0 (+ ~a14~0 181))) (.cse1 (<= ~a26~0 217)) (.cse16 (<= ~a28~0 134)) (.cse4 (<= 125 ~a26~0)) (.cse0 (<= ~a21~0 124)) (.cse19 (<= ~a26~0 559736)) (.cse2 (= ~a24~0 2)) (.cse3 (<= (+ ~a14~0 114) 0)) (.cse5 (<= 0 (+ ~a14~0 177))) (.cse20 (<= 218 ~a26~0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= (+ ~a28~0 16) 0) .cse4 .cse5) (and .cse6 .cse0 .cse7 .cse1 .cse3 .cse8 .cse9) (and .cse0 .cse10 .cse11 .cse2 .cse8) (and .cse6 .cse0 .cse12 .cse13 .cse14) (and .cse15 .cse0 .cse7 .cse12 .cse2 .cse16) (and .cse0 .cse10 (<= (+ ~a26~0 554655) 0) .cse2) (and (<= (+ ~a26~0 40337) 0) .cse0 .cse2 .cse17 .cse18) (and .cse0 .cse7 .cse19 .cse2 .cse20 .cse9) (and .cse0 .cse19 .cse2 .cse18 .cse4 .cse8 .cse9) (and .cse0 .cse21 .cse1 .cse14) (and .cse6 .cse0 .cse7 .cse22) (and .cse6 .cse0 .cse23 .cse22) (and .cse21 .cse10) (and .cse0 .cse11 .cse2 .cse16 .cse20 .cse24) (and .cse0 .cse10 .cse1 .cse2 .cse24) (and .cse0 .cse11 .cse7 (<= 555916 ~a26~0) .cse2 .cse9) (and .cse0 .cse2 .cse13 .cse14 .cse22) (and .cse6 .cse0 .cse12 .cse8) (and .cse21 .cse13 (<= ~a28~0 300)) (and .cse15 .cse0 .cse12 .cse2 .cse18 .cse9) (and .cse21 .cse23) (and .cse21 .cse11 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse13 .cse14 .cse4) (and .cse0 .cse21 .cse19 .cse8 .cse20 .cse9) (and .cse0 .cse19 .cse2 .cse17 .cse8) (and .cse21 .cse12) (and .cse21 .cse3 .cse20) (and .cse15 .cse0 .cse12 .cse2 .cse3 .cse5) (and .cse6 .cse0 .cse10 .cse11 .cse8 .cse24 .cse9) (and .cse0 (<= 244792 ~a14~0) .cse2 .cse22 .cse9) (and .cse6 .cse0 .cse7 .cse1 .cse3 .cse16 .cse4) (and .cse0 .cse19 .cse2 .cse3 .cse5 .cse20))) [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L212-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L80-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L1005(lines 1005 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L609(lines 609 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L2327(lines 2327 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L2195(lines 2195 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L610(lines 610 615) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L610-2(lines 610 615) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L1535(lines 1535 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,412 INFO L899 garLoopResultBuilder]: For program point L478(lines 478 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L2328(lines 2328 2339) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L2328-2(lines 2328 2339) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L2196(lines 2196 2206) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L2196-2(lines 2196 2206) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L1932(lines 1932 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L1272(lines 1272 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L215-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L1140(lines 1140 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L83-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L1801(lines 1801 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L1669(lines 1669 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L1405(lines 1405 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,413 INFO L899 garLoopResultBuilder]: For program point L1009(lines 1009 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1802(lines 1802 1810) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1802-2(lines 1802 1810) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L2595(line 2595) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1406(lines 1406 1415) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L2463(lines 2463 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1406-2(lines 1406 1415) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L2067(lines 2067 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L747(lines 747 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1937(lines 1937 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1673(lines 1673 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L616(lines 616 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1541(lines 1541 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L352(lines 352 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1277(lines 1277 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L1145(lines 1145 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L881(lines 881 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L617(lines 617 627) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L617-2(lines 617 627) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L485(lines 485 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,414 INFO L899 garLoopResultBuilder]: For program point L89-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L1015(lines 1015 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L2073(lines 2073 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L884(lines 884 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L752(lines 752 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L2470(lines 2470 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L92-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L1942(lines 1942 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L489(lines 489 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L357(lines 357 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L1282(lines 1282 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L225(lines 225 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,415 INFO L899 garLoopResultBuilder]: For program point L2207(lines 2207 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L1943(lines 1943 1954) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L1943-2(lines 1943 1954) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L1811(lines 1811 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L2340(lines 2340 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L1680(lines 1680 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L1548(lines 1548 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L1416(lines 1416 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L1152(lines 1152 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L95-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L1021(lines 1021 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L2079(lines 2079 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,416 INFO L899 garLoopResultBuilder]: For program point L890(lines 890 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L758(lines 758 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L2344(lines 2344 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L1155(lines 1155 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L98-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L759(lines 759 770) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L759-2(lines 759 770) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L2477(lines 2477 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L363(lines 363 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L2213(lines 2213 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L1817(lines 1817 2580) no Hoare annotation was computed. [2023-11-29 06:42:19,417 INFO L899 garLoopResultBuilder]: For program point L628(lines 628 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,418 INFO L899 garLoopResultBuilder]: For program point L496(lines 496 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,418 INFO L899 garLoopResultBuilder]: For program point L1289(lines 1289 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,418 INFO L899 garLoopResultBuilder]: For program point L232(lines 232 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,418 INFO L899 garLoopResultBuilder]: For program point L101-1(lines 34 1654) no Hoare annotation was computed. [2023-11-29 06:42:19,418 INFO L899 garLoopResultBuilder]: For program point L1026(lines 1026 1652) no Hoare annotation was computed. [2023-11-29 06:42:19,421 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:42:19,423 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:42:19,443 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:42:19 BoogieIcfgContainer [2023-11-29 06:42:19,443 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:42:19,444 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:42:19,444 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:42:19,444 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:42:19,444 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:39:18" (3/4) ... [2023-11-29 06:42:19,446 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 06:42:19,483 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-29 06:42:19,487 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-29 06:42:19,491 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-29 06:42:19,495 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 06:42:19,760 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 06:42:19,761 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 06:42:19,761 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:42:19,762 INFO L158 Benchmark]: Toolchain (without parser) took 187054.57ms. Allocated memory was 146.8MB in the beginning and 7.7GB in the end (delta: 7.6GB). Free memory was 91.5MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 5.7GB. Max. memory is 16.1GB. [2023-11-29 06:42:19,762 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 146.8MB. Free memory is still 120.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:42:19,762 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1268.34ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 91.1MB in the beginning and 157.1MB in the end (delta: -66.0MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. [2023-11-29 06:42:19,763 INFO L158 Benchmark]: Boogie Procedure Inliner took 223.34ms. Allocated memory is still 211.8MB. Free memory was 157.1MB in the beginning and 95.2MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-29 06:42:19,763 INFO L158 Benchmark]: Boogie Preprocessor took 444.25ms. Allocated memory is still 211.8MB. Free memory was 94.2MB in the beginning and 93.6MB in the end (delta: 555.4kB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. [2023-11-29 06:42:19,763 INFO L158 Benchmark]: RCFGBuilder took 3854.19ms. Allocated memory was 211.8MB in the beginning and 381.7MB in the end (delta: 169.9MB). Free memory was 92.6MB in the beginning and 254.7MB in the end (delta: -162.1MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. [2023-11-29 06:42:19,764 INFO L158 Benchmark]: TraceAbstraction took 180939.45ms. Allocated memory was 381.7MB in the beginning and 7.7GB in the end (delta: 7.3GB). Free memory was 254.7MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. [2023-11-29 06:42:19,764 INFO L158 Benchmark]: Witness Printer took 317.48ms. Allocated memory is still 7.7GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 40.9MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-29 06:42:19,766 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 146.8MB. Free memory is still 120.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1268.34ms. Allocated memory was 146.8MB in the beginning and 211.8MB in the end (delta: 65.0MB). Free memory was 91.1MB in the beginning and 157.1MB in the end (delta: -66.0MB). Peak memory consumption was 75.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 223.34ms. Allocated memory is still 211.8MB. Free memory was 157.1MB in the beginning and 95.2MB in the end (delta: 61.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 444.25ms. Allocated memory is still 211.8MB. Free memory was 94.2MB in the beginning and 93.6MB in the end (delta: 555.4kB). Peak memory consumption was 57.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3854.19ms. Allocated memory was 211.8MB in the beginning and 381.7MB in the end (delta: 169.9MB). Free memory was 92.6MB in the beginning and 254.7MB in the end (delta: -162.1MB). Peak memory consumption was 102.5MB. Max. memory is 16.1GB. * TraceAbstraction took 180939.45ms. Allocated memory was 381.7MB in the beginning and 7.7GB in the end (delta: 7.3GB). Free memory was 254.7MB in the beginning and 2.0GB in the end (delta: -1.8GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. * Witness Printer took 317.48ms. Allocated memory is still 7.7GB. Free memory was 2.0GB in the beginning and 2.0GB in the end (delta: 40.9MB). Peak memory consumption was 37.7MB. 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: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 528 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 180.9s, OverallIterations: 31, TraceHistogramMax: 10, PathProgramHistogramMax: 1, EmptinessCheckTime: 1.2s, AutomataDifference: 85.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 46.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 21494 SdHoareTripleChecker+Valid, 72.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 21494 mSDsluCounter, 13538 SdHoareTripleChecker+Invalid, 63.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1826 mSDsCounter, 10263 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52629 IncrementalHoareTripleChecker+Invalid, 62892 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10263 mSolverCounterUnsat, 11712 mSDtfsCounter, 52629 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5156 GetRequests, 5083 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=88183occurred in iteration=29, InterpolantAutomatonStates: 122, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 17.7s AutomataMinimizationTime, 31 MinimizatonAttempts, 132346 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 1 LocationsWithAnnotation, 1 PreInvPairs, 220 NumberOfFragments, 609 HoareAnnotationTreeSize, 1 FomulaSimplifications, 156925 FormulaSimplificationTreeSizeReduction, 36.4s HoareSimplificationTime, 1 FomulaSimplificationsInter, 34689 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.0s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 23.5s InterpolantComputationTime, 26491 NumberOfCodeBlocks, 26491 NumberOfCodeBlocksAsserted, 34 NumberOfCheckSat, 28520 ConstructedInterpolants, 0 QuantifiedInterpolants, 61760 SizeOfPredicates, 2 NumberOfNonLiveVariables, 3516 ConjunctsInSsa, 12 ConjunctsInUnsatCore, 36 InterpolantComputations, 30 PerfectInterpolantSequences, 49496/50900 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 1 specifications checked. All of them hold - InvariantResult [Line: 2590]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((((((((((a21 <= 124) && (a26 <= 217)) && (a24 == 2)) && ((a14 + 114) <= 0)) && ((a28 + 16) <= 0)) && (125 <= a26)) && (0 <= (a14 + 177))) || (((((((3 <= a24) && (a21 <= 124)) && (0 <= (a14 + 181))) && (a26 <= 217)) && ((a14 + 114) <= 0)) && (38 <= a28)) && (a28 <= 599997))) || (((((a21 <= 124) && ((a14 + 182) <= 0)) && (a26 <= 600222)) && (a24 == 2)) && (38 <= a28))) || (((((3 <= a24) && (a21 <= 124)) && (a26 <= 124)) && ((a14 + 84) <= 0)) && (0 <= (a14 + 113)))) || ((((((0 <= (a26 + 67)) && (a21 <= 124)) && (0 <= (a14 + 181))) && (a26 <= 124)) && (a24 == 2)) && (a28 <= 134))) || ((((a21 <= 124) && ((a14 + 182) <= 0)) && ((a26 + 554655) <= 0)) && (a24 == 2))) || ((((((a26 + 40337) <= 0) && (a21 <= 124)) && (a24 == 2)) && (a28 <= 318791)) && (0 <= (a14 + 83)))) || ((((((a21 <= 124) && (0 <= (a14 + 181))) && (a26 <= 559736)) && (a24 == 2)) && (218 <= a26)) && (a28 <= 599997))) || (((((((a21 <= 124) && (a26 <= 559736)) && (a24 == 2)) && (0 <= (a14 + 83))) && (125 <= a26)) && (38 <= a28)) && (a28 <= 599997))) || ((((a21 <= 124) && (a24 == 1)) && (a26 <= 217)) && (0 <= (a14 + 113)))) || ((((3 <= a24) && (a21 <= 124)) && (0 <= (a14 + 181))) && ((a26 + 68) <= 0))) || ((((3 <= a24) && (a21 <= 124)) && ((281185 + a28) <= 0)) && ((a26 + 68) <= 0))) || ((a24 == 1) && ((a14 + 182) <= 0))) || ((((((a21 <= 124) && (a26 <= 600222)) && (a24 == 2)) && (a28 <= 134)) && (218 <= a26)) && (0 <= (a14 + 600000)))) || (((((a21 <= 124) && ((a14 + 182) <= 0)) && (a26 <= 217)) && (a24 == 2)) && (0 <= (a14 + 600000)))) || ((((((a21 <= 124) && (a26 <= 600222)) && (0 <= (a14 + 181))) && (555916 <= a26)) && (a24 == 2)) && (a28 <= 599997))) || (((((a21 <= 124) && (a24 == 2)) && ((a14 + 84) <= 0)) && (0 <= (a14 + 113))) && ((a26 + 68) <= 0))) || ((((3 <= a24) && (a21 <= 124)) && (a26 <= 124)) && (38 <= a28))) || (((a24 == 1) && ((a14 + 84) <= 0)) && (a28 <= 300))) || ((((((0 <= (a26 + 67)) && (a21 <= 124)) && (a26 <= 124)) && (a24 == 2)) && (0 <= (a14 + 83))) && (a28 <= 599997))) || ((a24 == 1) && ((281185 + a28) <= 0))) || ((((a24 == 1) && (a26 <= 600222)) && ((a14 + 84) <= 0)) && (0 <= (a14 + 113)))) || ((((((a21 <= 124) && (a26 <= 217)) && (a24 == 2)) && ((a14 + 84) <= 0)) && (0 <= (a14 + 113))) && (125 <= a26))) || ((((((a21 <= 124) && (a24 == 1)) && (a26 <= 559736)) && (38 <= a28)) && (218 <= a26)) && (a28 <= 599997))) || (((((a21 <= 124) && (a26 <= 559736)) && (a24 == 2)) && (a28 <= 318791)) && (38 <= a28))) || ((a24 == 1) && (a26 <= 124))) || (((a24 == 1) && ((a14 + 114) <= 0)) && (218 <= a26))) || ((((((0 <= (a26 + 67)) && (a21 <= 124)) && (a26 <= 124)) && (a24 == 2)) && ((a14 + 114) <= 0)) && (0 <= (a14 + 177)))) || (((((((3 <= a24) && (a21 <= 124)) && ((a14 + 182) <= 0)) && (a26 <= 600222)) && (38 <= a28)) && (0 <= (a14 + 600000))) && (a28 <= 599997))) || (((((a21 <= 124) && (244792 <= a14)) && (a24 == 2)) && ((a26 + 68) <= 0)) && (a28 <= 599997))) || (((((((3 <= a24) && (a21 <= 124)) && (0 <= (a14 + 181))) && (a26 <= 217)) && ((a14 + 114) <= 0)) && (a28 <= 134)) && (125 <= a26))) || ((((((a21 <= 124) && (a26 <= 559736)) && (a24 == 2)) && ((a14 + 114) <= 0)) && (0 <= (a14 + 177))) && (218 <= a26))) RESULT: Ultimate proved your program to be correct! [2023-11-29 06:42:19,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_25d8800a-7063-40bd-831d-3e93cf9709a0/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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