./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:22:23,863 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:22:23,934 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-02 21:22:23,938 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:22:23,938 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:22:23,971 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:22:23,972 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:22:23,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:22:23,973 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:22:23,974 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:22:23,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:22:23,975 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:22:23,975 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:22:23,976 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:22:23,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:22:23,977 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:22:23,977 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:22:23,978 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:22:23,979 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:22:23,979 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:22:23,980 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:22:23,980 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:22:23,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:22:23,981 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:22:23,982 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:22:23,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:22:23,982 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa [2023-12-02 21:22:24,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:22:24,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:22:24,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:22:24,193 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:22:24,193 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:22:24,194 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2023-12-02 21:22:26,934 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:22:27,294 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:22:27,295 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2023-12-02 21:22:27,323 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/data/c1f72b171/e5365351651a4321afdc85dd7c332c23/FLAGee140b49d [2023-12-02 21:22:27,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/data/c1f72b171/e5365351651a4321afdc85dd7c332c23 [2023-12-02 21:22:27,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:22:27,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:22:27,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:22:27,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:22:27,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:22:27,347 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:22:27" (1/1) ... [2023-12-02 21:22:27,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3664966f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:27, skipping insertion in model container [2023-12-02 21:22:27,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:22:27" (1/1) ... [2023-12-02 21:22:27,431 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:22:28,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:22:28,209 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:22:28,348 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:22:28,382 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:22:28,383 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28 WrapperNode [2023-12-02 21:22:28,383 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:22:28,384 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:22:28,384 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:22:28,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:22:28,389 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,423 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,550 INFO L138 Inliner]: procedures = 114, calls = 424, calls flagged for inlining = 145, calls inlined = 236, statements flattened = 2580 [2023-12-02 21:22:28,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:22:28,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:22:28,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:22:28,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:22:28,561 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,585 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,585 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,637 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,652 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,686 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:22:28,687 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:22:28,687 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:22:28,687 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:22:28,687 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:22:28" (1/1) ... [2023-12-02 21:22:28,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:22:28,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:22:28,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:22:28,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:22:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:22:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:22:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:22:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:22:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:22:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:22:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:22:28,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:22:28,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 21:22:28,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:22:28,758 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:22:28,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:22:29,028 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:22:29,030 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:22:30,819 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:22:31,849 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:22:31,849 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:22:31,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:22:31 BoogieIcfgContainer [2023-12-02 21:22:31,851 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:22:31,852 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:22:31,852 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:22:31,859 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:22:31,860 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:22:31" (1/1) ... [2023-12-02 21:22:31,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:22:31,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:31,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 506 states and 609 transitions. [2023-12-02 21:22:31,925 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 609 transitions. [2023-12-02 21:22:31,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 21:22:31,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:31,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:34,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:34,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:34,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 505 states and 608 transitions. [2023-12-02 21:22:34,693 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 608 transitions. [2023-12-02 21:22:34,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 21:22:34,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:34,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:35,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:35,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:35,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 504 states and 607 transitions. [2023-12-02 21:22:35,972 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 607 transitions. [2023-12-02 21:22:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 21:22:35,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:35,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:36,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:36,771 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:37,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:37,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 503 states and 606 transitions. [2023-12-02 21:22:37,073 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 606 transitions. [2023-12-02 21:22:37,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:22:37,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:37,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:38,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:38,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:38,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 502 states and 605 transitions. [2023-12-02 21:22:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 605 transitions. [2023-12-02 21:22:38,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 21:22:38,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:38,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:39,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:40,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:41,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:41,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 501 states and 604 transitions. [2023-12-02 21:22:41,669 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 604 transitions. [2023-12-02 21:22:41,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:22:41,669 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:41,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:41,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:42,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:44,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:44,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 500 states and 603 transitions. [2023-12-02 21:22:44,444 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 603 transitions. [2023-12-02 21:22:44,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:22:44,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:44,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:44,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:47,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:47,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 499 states and 602 transitions. [2023-12-02 21:22:47,750 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 602 transitions. [2023-12-02 21:22:47,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:22:47,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:47,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:48,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:50,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:50,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 498 states and 601 transitions. [2023-12-02 21:22:50,792 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 601 transitions. [2023-12-02 21:22:50,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 21:22:50,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:50,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:50,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:51,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:54,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:54,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 497 states and 600 transitions. [2023-12-02 21:22:54,425 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 600 transitions. [2023-12-02 21:22:54,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 21:22:54,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:54,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:22:55,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:22:59,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:22:59,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 496 states and 599 transitions. [2023-12-02 21:22:59,513 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 599 transitions. [2023-12-02 21:22:59,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 21:22:59,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:22:59,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:22:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:00,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:05,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:05,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 495 states and 598 transitions. [2023-12-02 21:23:05,199 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 598 transitions. [2023-12-02 21:23:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 21:23:05,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:05,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:05,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:05,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:11,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:11,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 494 states and 597 transitions. [2023-12-02 21:23:11,896 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 597 transitions. [2023-12-02 21:23:11,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 21:23:11,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:11,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:12,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:19,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 493 states and 596 transitions. [2023-12-02 21:23:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 596 transitions. [2023-12-02 21:23:19,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 21:23:19,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:19,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:20,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:29,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:29,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 492 states and 595 transitions. [2023-12-02 21:23:29,815 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 595 transitions. [2023-12-02 21:23:29,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:23:29,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:29,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:30,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:41,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:41,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 491 states and 594 transitions. [2023-12-02 21:23:41,279 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 594 transitions. [2023-12-02 21:23:41,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 21:23:41,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:41,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:41,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:42,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:23:54,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:23:54,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 490 states and 593 transitions. [2023-12-02 21:23:54,776 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 593 transitions. [2023-12-02 21:23:54,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:23:54,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:23:54,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:23:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:23:55,370 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:24:09,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:09,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 489 states and 592 transitions. [2023-12-02 21:24:09,945 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 592 transitions. [2023-12-02 21:24:09,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 21:24:09,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:09,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:10,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:10,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:24:27,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:27,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 488 states and 591 transitions. [2023-12-02 21:24:27,871 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 591 transitions. [2023-12-02 21:24:27,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 21:24:27,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:27,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:28,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:24:47,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:24:47,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 487 states and 590 transitions. [2023-12-02 21:24:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 590 transitions. [2023-12-02 21:24:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 21:24:47,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:24:47,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:24:47,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:24:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:25:13,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:13,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 486 states and 589 transitions. [2023-12-02 21:25:13,662 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 589 transitions. [2023-12-02 21:25:13,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-02 21:25:13,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:13,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:13,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:14,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:25:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:25:42,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 485 states and 588 transitions. [2023-12-02 21:25:42,550 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 588 transitions. [2023-12-02 21:25:42,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 21:25:42,550 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:25:42,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:25:42,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:25:43,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:26:22,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:26:22,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 587 states to 484 states and 587 transitions. [2023-12-02 21:26:22,987 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 587 transitions. [2023-12-02 21:26:22,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 21:26:22,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:26:22,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:26:23,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:26:23,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:02,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:02,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 483 states and 586 transitions. [2023-12-02 21:27:02,148 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 586 transitions. [2023-12-02 21:27:02,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 21:27:02,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:02,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:02,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:48,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:48,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 482 states and 585 transitions. [2023-12-02 21:27:48,015 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 585 transitions. [2023-12-02 21:27:48,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 21:27:48,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:48,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:48,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:48,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:48,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 485 states and 615 transitions. [2023-12-02 21:27:48,679 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 615 transitions. [2023-12-02 21:27:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:27:48,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:48,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:48,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:50,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 491 states and 651 transitions. [2023-12-02 21:27:50,155 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 651 transitions. [2023-12-02 21:27:50,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 21:27:50,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:50,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:50,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:50,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:52,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:52,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 496 states and 681 transitions. [2023-12-02 21:27:52,410 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 681 transitions. [2023-12-02 21:27:52,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:27:52,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:52,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:52,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:52,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:53,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:53,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 496 states and 677 transitions. [2023-12-02 21:27:53,109 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 677 transitions. [2023-12-02 21:27:53,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 21:27:53,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:53,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:53,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:53,191 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:27:54,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:54,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 499 states and 682 transitions. [2023-12-02 21:27:54,539 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 682 transitions. [2023-12-02 21:27:54,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:27:54,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:54,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:54,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:54,767 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 21:27:55,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:55,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 502 states and 686 transitions. [2023-12-02 21:27:55,277 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 686 transitions. [2023-12-02 21:27:55,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 21:27:55,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:55,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:27:56,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:27:59,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:27:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 687 states to 503 states and 687 transitions. [2023-12-02 21:27:59,051 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 687 transitions. [2023-12-02 21:27:59,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 21:27:59,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:27:59,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:27:59,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:00,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:28:02,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:02,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 504 states and 688 transitions. [2023-12-02 21:28:02,927 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 688 transitions. [2023-12-02 21:28:02,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 21:28:02,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:02,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:03,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:04,341 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:28:07,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:07,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 505 states and 689 transitions. [2023-12-02 21:28:07,791 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 689 transitions. [2023-12-02 21:28:07,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 21:28:07,791 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:07,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:08,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:09,218 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:28:12,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:12,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 506 states and 690 transitions. [2023-12-02 21:28:12,522 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 690 transitions. [2023-12-02 21:28:12,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 21:28:12,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:12,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:13,345 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:28:15,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:15,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 507 states and 691 transitions. [2023-12-02 21:28:15,754 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 691 transitions. [2023-12-02 21:28:15,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 21:28:15,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:15,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:16,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:16,706 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:28:19,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:19,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 508 states and 692 transitions. [2023-12-02 21:28:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 692 transitions. [2023-12-02 21:28:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 21:28:19,164 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:19,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:19,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:20,192 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:28:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:23,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 693 states to 509 states and 693 transitions. [2023-12-02 21:28:23,415 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 693 transitions. [2023-12-02 21:28:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 21:28:23,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:23,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:23,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:24,826 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:28:28,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:28,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 510 states and 694 transitions. [2023-12-02 21:28:28,227 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 694 transitions. [2023-12-02 21:28:28,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 21:28:28,227 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:28,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:28,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:29,433 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:28:32,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:32,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 511 states and 695 transitions. [2023-12-02 21:28:32,657 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 695 transitions. [2023-12-02 21:28:32,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 21:28:32,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:32,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:32,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:33,955 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:28:37,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 512 states and 696 transitions. [2023-12-02 21:28:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 696 transitions. [2023-12-02 21:28:37,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 21:28:37,269 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:37,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:37,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:38,708 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:28:41,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:41,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 513 states and 697 transitions. [2023-12-02 21:28:41,673 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 697 transitions. [2023-12-02 21:28:41,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 21:28:41,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:41,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:41,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:44,670 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-02 21:28:49,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:49,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 514 states and 698 transitions. [2023-12-02 21:28:49,608 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 698 transitions. [2023-12-02 21:28:49,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 21:28:49,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:49,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:50,149 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:28:52,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 515 states and 699 transitions. [2023-12-02 21:28:52,089 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 699 transitions. [2023-12-02 21:28:52,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 21:28:52,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:52,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:52,803 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:28:55,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:55,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 516 states and 700 transitions. [2023-12-02 21:28:55,284 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 700 transitions. [2023-12-02 21:28:55,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 21:28:55,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:55,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:55,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:55,750 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:28:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:28:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 517 states and 701 transitions. [2023-12-02 21:28:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 701 transitions. [2023-12-02 21:28:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 21:28:57,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:28:57,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:28:58,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:28:58,644 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:29:00,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:00,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 518 states and 702 transitions. [2023-12-02 21:29:00,789 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 702 transitions. [2023-12-02 21:29:00,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 21:29:00,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:00,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:01,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:01,354 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:29:03,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:03,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 703 states to 519 states and 703 transitions. [2023-12-02 21:29:03,482 INFO L276 IsEmpty]: Start isEmpty. Operand 519 states and 703 transitions. [2023-12-02 21:29:03,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 21:29:03,483 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:03,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:04,108 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:29:06,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:06,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 520 states and 704 transitions. [2023-12-02 21:29:06,522 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 704 transitions. [2023-12-02 21:29:06,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 21:29:06,522 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:06,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:06,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:07,179 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:29:09,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:09,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 521 states and 705 transitions. [2023-12-02 21:29:09,404 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 705 transitions. [2023-12-02 21:29:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 21:29:09,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:09,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:10,204 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2023-12-02 21:29:12,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:12,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 522 states and 706 transitions. [2023-12-02 21:29:12,476 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 706 transitions. [2023-12-02 21:29:12,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 21:29:12,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:12,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:12,949 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:29:14,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:14,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 523 states and 707 transitions. [2023-12-02 21:29:14,812 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 707 transitions. [2023-12-02 21:29:14,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-12-02 21:29:14,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:14,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:15,430 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:29:17,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:17,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 524 states and 708 transitions. [2023-12-02 21:29:17,743 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 708 transitions. [2023-12-02 21:29:17,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 21:29:17,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:17,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:18,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:18,415 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:29:20,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:20,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 525 states and 709 transitions. [2023-12-02 21:29:20,640 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 709 transitions. [2023-12-02 21:29:20,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 21:29:20,641 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:20,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:20,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:21,214 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:29:23,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 526 states and 710 transitions. [2023-12-02 21:29:23,280 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 710 transitions. [2023-12-02 21:29:23,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-02 21:29:23,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:23,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:24,026 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:29:26,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:26,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 527 states and 711 transitions. [2023-12-02 21:29:26,123 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 711 transitions. [2023-12-02 21:29:26,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 21:29:26,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:26,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:26,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:27,077 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:29:29,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:29,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 528 states and 712 transitions. [2023-12-02 21:29:29,406 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 712 transitions. [2023-12-02 21:29:29,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 21:29:29,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:29,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:29,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:30,135 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:29:32,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:32,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 529 states and 713 transitions. [2023-12-02 21:29:32,487 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 713 transitions. [2023-12-02 21:29:32,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-12-02 21:29:32,488 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:32,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:32,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:33,221 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-12-02 21:29:35,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:35,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 530 states and 714 transitions. [2023-12-02 21:29:35,614 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 714 transitions. [2023-12-02 21:29:35,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-02 21:29:35,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:35,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:35,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:36,119 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-12-02 21:29:38,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:38,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 531 states and 715 transitions. [2023-12-02 21:29:38,168 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 715 transitions. [2023-12-02 21:29:38,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-02 21:29:38,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:38,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:38,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:38,889 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-12-02 21:29:41,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:41,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 532 states and 716 transitions. [2023-12-02 21:29:41,220 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 716 transitions. [2023-12-02 21:29:41,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 21:29:41,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:41,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:41,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:41,896 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-12-02 21:29:43,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:43,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 533 states and 717 transitions. [2023-12-02 21:29:43,853 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 717 transitions. [2023-12-02 21:29:43,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-12-02 21:29:43,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:43,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:44,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:44,446 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2023-12-02 21:29:46,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:46,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 534 states and 718 transitions. [2023-12-02 21:29:46,711 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 718 transitions. [2023-12-02 21:29:46,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 21:29:46,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:46,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:47,435 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 21:29:49,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:49,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 535 states and 719 transitions. [2023-12-02 21:29:49,158 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 719 transitions. [2023-12-02 21:29:49,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 21:29:49,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:49,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:49,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:50,029 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 21:29:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 536 states and 720 transitions. [2023-12-02 21:29:52,147 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 720 transitions. [2023-12-02 21:29:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-12-02 21:29:52,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:52,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:52,881 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 21:29:54,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:54,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 537 states and 721 transitions. [2023-12-02 21:29:54,675 INFO L276 IsEmpty]: Start isEmpty. Operand 537 states and 721 transitions. [2023-12-02 21:29:54,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 21:29:54,676 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:54,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:55,342 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 21:29:57,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:57,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 538 states and 722 transitions. [2023-12-02 21:29:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 722 transitions. [2023-12-02 21:29:57,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-02 21:29:57,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:57,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:29:57,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:29:57,977 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 21:29:59,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:29:59,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 539 states and 723 transitions. [2023-12-02 21:29:59,735 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 723 transitions. [2023-12-02 21:29:59,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-12-02 21:29:59,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:29:59,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:00,697 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 21:30:02,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:02,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 540 states and 724 transitions. [2023-12-02 21:30:02,710 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 724 transitions. [2023-12-02 21:30:02,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 21:30:02,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:02,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:03,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:03,599 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 21:30:05,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:05,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 541 states and 725 transitions. [2023-12-02 21:30:05,628 INFO L276 IsEmpty]: Start isEmpty. Operand 541 states and 725 transitions. [2023-12-02 21:30:05,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-12-02 21:30:05,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:05,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:06,516 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 21:30:08,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:08,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 542 states and 726 transitions. [2023-12-02 21:30:08,646 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 726 transitions. [2023-12-02 21:30:08,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 21:30:08,646 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:08,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:09,170 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-12-02 21:30:10,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:10,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 543 states and 727 transitions. [2023-12-02 21:30:10,835 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 727 transitions. [2023-12-02 21:30:10,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 21:30:10,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:10,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-12-02 21:30:13,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:13,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 544 states and 728 transitions. [2023-12-02 21:30:13,328 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 728 transitions. [2023-12-02 21:30:13,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-12-02 21:30:13,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:13,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:14,161 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-12-02 21:30:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:16,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 545 states and 729 transitions. [2023-12-02 21:30:16,141 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 729 transitions. [2023-12-02 21:30:16,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 21:30:16,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:16,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:16,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:16,942 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2023-12-02 21:30:18,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:18,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 546 states and 730 transitions. [2023-12-02 21:30:18,670 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 730 transitions. [2023-12-02 21:30:18,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 21:30:18,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:18,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:19,461 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-02 21:30:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:21,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 547 states and 731 transitions. [2023-12-02 21:30:21,082 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 731 transitions. [2023-12-02 21:30:21,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-12-02 21:30:21,082 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:21,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:21,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:21,784 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-02 21:30:23,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:23,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 548 states and 732 transitions. [2023-12-02 21:30:23,414 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 732 transitions. [2023-12-02 21:30:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-12-02 21:30:23,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:23,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:23,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:24,233 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-02 21:30:25,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:25,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 549 states and 733 transitions. [2023-12-02 21:30:25,883 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 733 transitions. [2023-12-02 21:30:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-12-02 21:30:25,884 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:25,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:26,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:26,533 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-02 21:30:28,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:28,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 550 states and 734 transitions. [2023-12-02 21:30:28,318 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 734 transitions. [2023-12-02 21:30:28,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-12-02 21:30:28,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:28,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:29,318 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-02 21:30:30,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:30,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 551 states and 735 transitions. [2023-12-02 21:30:30,963 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 735 transitions. [2023-12-02 21:30:30,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 21:30:30,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:30,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:31,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:32,014 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-02 21:30:33,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:33,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 552 states and 736 transitions. [2023-12-02 21:30:33,715 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 736 transitions. [2023-12-02 21:30:33,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 21:30:33,715 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:33,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:34,828 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-02 21:30:36,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:36,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 553 states and 737 transitions. [2023-12-02 21:30:36,746 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 737 transitions. [2023-12-02 21:30:36,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 21:30:36,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:36,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:37,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:37,842 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2023-12-02 21:30:39,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:39,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 554 states and 738 transitions. [2023-12-02 21:30:39,732 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 738 transitions. [2023-12-02 21:30:39,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 21:30:39,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:39,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:40,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:40,578 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 21:30:41,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 555 states and 739 transitions. [2023-12-02 21:30:41,943 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 739 transitions. [2023-12-02 21:30:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 21:30:41,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:41,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:42,854 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 21:30:44,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:44,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 556 states and 740 transitions. [2023-12-02 21:30:44,547 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 740 transitions. [2023-12-02 21:30:44,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-12-02 21:30:44,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:44,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:44,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:45,278 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 21:30:46,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:46,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 557 states and 741 transitions. [2023-12-02 21:30:46,922 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 741 transitions. [2023-12-02 21:30:46,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 21:30:46,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:46,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:47,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:47,882 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 21:30:49,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:49,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 742 states to 558 states and 742 transitions. [2023-12-02 21:30:49,766 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 742 transitions. [2023-12-02 21:30:49,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 21:30:49,766 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:49,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:50,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:51,058 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 21:30:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 559 states and 743 transitions. [2023-12-02 21:30:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 559 states and 743 transitions. [2023-12-02 21:30:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 21:30:52,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:52,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:53,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:53,930 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 21:30:55,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:55,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 560 states and 744 transitions. [2023-12-02 21:30:55,658 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 744 transitions. [2023-12-02 21:30:55,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2023-12-02 21:30:55,659 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:55,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:56,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:56,930 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 21:30:58,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:30:58,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 561 states and 745 transitions. [2023-12-02 21:30:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 745 transitions. [2023-12-02 21:30:58,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-12-02 21:30:58,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:30:58,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:30:59,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:30:59,697 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 21:31:01,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:01,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 562 states and 746 transitions. [2023-12-02 21:31:01,549 INFO L276 IsEmpty]: Start isEmpty. Operand 562 states and 746 transitions. [2023-12-02 21:31:01,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-12-02 21:31:01,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:01,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:02,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:02,365 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-12-02 21:31:03,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:03,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 563 states and 747 transitions. [2023-12-02 21:31:03,648 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 747 transitions. [2023-12-02 21:31:03,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-12-02 21:31:03,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:03,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:04,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:04,681 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-12-02 21:31:06,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:06,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 564 states and 748 transitions. [2023-12-02 21:31:06,359 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 748 transitions. [2023-12-02 21:31:06,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2023-12-02 21:31:06,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:06,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:06,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:07,468 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-12-02 21:31:08,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:08,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 565 states and 749 transitions. [2023-12-02 21:31:08,859 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 749 transitions. [2023-12-02 21:31:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-12-02 21:31:08,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:08,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:09,732 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-12-02 21:31:11,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:11,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 566 states and 750 transitions. [2023-12-02 21:31:11,369 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 750 transitions. [2023-12-02 21:31:11,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 21:31:11,370 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:11,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:11,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:12,013 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2023-12-02 21:31:13,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:13,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 567 states and 751 transitions. [2023-12-02 21:31:13,175 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 751 transitions. [2023-12-02 21:31:13,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 21:31:13,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:13,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:13,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:14,135 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2023-12-02 21:31:15,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:15,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 568 states and 752 transitions. [2023-12-02 21:31:15,660 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 752 transitions. [2023-12-02 21:31:15,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-12-02 21:31:15,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:15,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:16,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:16,540 INFO L134 CoverageAnalysis]: Checked inductivity of 259 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2023-12-02 21:31:17,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:17,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 569 states and 753 transitions. [2023-12-02 21:31:17,902 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 753 transitions. [2023-12-02 21:31:17,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-12-02 21:31:17,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:17,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:18,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:19,135 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2023-12-02 21:31:20,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:20,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 570 states and 754 transitions. [2023-12-02 21:31:20,468 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 754 transitions. [2023-12-02 21:31:20,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2023-12-02 21:31:20,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:20,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:20,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:21,368 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-02 21:31:21,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:21,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 571 states and 755 transitions. [2023-12-02 21:31:21,453 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 755 transitions. [2023-12-02 21:31:21,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 21:31:21,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:21,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:22,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-02 21:31:22,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:22,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 572 states and 756 transitions. [2023-12-02 21:31:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 756 transitions. [2023-12-02 21:31:22,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-12-02 21:31:22,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:22,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:23,991 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-02 21:31:24,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:24,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 573 states and 757 transitions. [2023-12-02 21:31:24,242 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 757 transitions. [2023-12-02 21:31:24,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 21:31:24,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:24,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:25,228 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-02 21:31:25,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 574 states and 758 transitions. [2023-12-02 21:31:25,504 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 758 transitions. [2023-12-02 21:31:25,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 21:31:25,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:25,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:25,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:26,485 INFO L134 CoverageAnalysis]: Checked inductivity of 276 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-02 21:31:26,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:26,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 575 states and 759 transitions. [2023-12-02 21:31:26,755 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 759 transitions. [2023-12-02 21:31:26,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-12-02 21:31:26,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:26,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:27,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:27,794 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-02 21:31:28,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:28,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 576 states and 760 transitions. [2023-12-02 21:31:28,078 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 760 transitions. [2023-12-02 21:31:28,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-12-02 21:31:28,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:28,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:28,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 287 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-02 21:31:29,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:29,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 577 states and 761 transitions. [2023-12-02 21:31:29,687 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 761 transitions. [2023-12-02 21:31:29,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-12-02 21:31:29,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:29,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:30,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:31:31,040 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 266 trivial. 0 not checked. [2023-12-02 21:31:31,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:31,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 578 states and 762 transitions. [2023-12-02 21:31:31,761 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 762 transitions. [2023-12-02 21:31:31,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2023-12-02 21:31:31,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:31,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:31:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:32,277 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 21:31:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 21:31:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:31:44,161 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:31:44,165 INFO L158 Benchmark]: Toolchain (without parser) took 556823.12ms. Allocated memory was 153.1MB in the beginning and 4.1GB in the end (delta: 3.9GB). Free memory was 115.8MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2023-12-02 21:31:44,165 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:31:44,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1041.06ms. Allocated memory is still 153.1MB. Free memory was 115.8MB in the beginning and 67.1MB in the end (delta: 48.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:44,166 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.55ms. Allocated memory is still 153.1MB. Free memory was 67.1MB in the beginning and 99.0MB in the end (delta: -31.9MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2023-12-02 21:31:44,166 INFO L158 Benchmark]: Boogie Preprocessor took 134.92ms. Allocated memory is still 153.1MB. Free memory was 99.0MB in the beginning and 85.6MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:31:44,166 INFO L158 Benchmark]: RCFGBuilder took 3164.48ms. Allocated memory was 153.1MB in the beginning and 232.8MB in the end (delta: 79.7MB). Free memory was 85.6MB in the beginning and 77.5MB in the end (delta: 8.2MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. [2023-12-02 21:31:44,167 INFO L158 Benchmark]: CodeCheck took 552311.70ms. Allocated memory was 232.8MB in the beginning and 4.1GB in the end (delta: 3.8GB). Free memory was 77.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2023-12-02 21:31:44,170 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 109.1MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1041.06ms. Allocated memory is still 153.1MB. Free memory was 115.8MB in the beginning and 67.1MB in the end (delta: 48.7MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.55ms. Allocated memory is still 153.1MB. Free memory was 67.1MB in the beginning and 99.0MB in the end (delta: -31.9MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 134.92ms. Allocated memory is still 153.1MB. Free memory was 99.0MB in the beginning and 85.6MB in the end (delta: 13.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3164.48ms. Allocated memory was 153.1MB in the beginning and 232.8MB in the end (delta: 79.7MB). Free memory was 85.6MB in the beginning and 77.5MB in the end (delta: 8.2MB). Peak memory consumption was 106.2MB. Max. memory is 16.1GB. * CodeCheck took 552311.70ms. Allocated memory was 232.8MB in the beginning and 4.1GB in the end (delta: 3.8GB). Free memory was 77.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:31:44,253 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:31:46,272 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:31:46,351 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2023-12-02 21:31:46,384 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:31:46,385 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:31:46,386 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:31:46,387 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:31:46,387 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:31:46,388 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:31:46,388 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:31:46,389 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:31:46,389 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:31:46,390 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:31:46,391 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:31:46,391 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:31:46,392 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:31:46,392 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:31:46,393 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:31:46,394 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:31:46,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:31:46,395 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:31:46,398 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:46,398 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:31:46,398 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:31:46,399 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:46,399 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:31:46,400 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:31:46,400 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:31:46,400 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:46,401 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:31:46,401 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:31:46,402 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 793a6c625c75092f747de022bbd4fd421346f4483d489a12fa5057c55b9e4cfa [2023-12-02 21:31:46,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:31:46,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:31:46,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:31:46,696 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:31:46,696 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:31:46,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2023-12-02 21:31:49,494 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:31:49,885 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:31:49,886 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--char--raw.ko-entry_point.cil.out.i [2023-12-02 21:31:49,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/data/7bcc0ed35/2e93edd1241a47bc86b97fb460e0ebea/FLAG4856b54ac [2023-12-02 21:31:49,932 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/data/7bcc0ed35/2e93edd1241a47bc86b97fb460e0ebea [2023-12-02 21:31:49,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:31:49,936 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:31:49,938 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:49,938 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:31:49,943 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:31:49,944 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:49,945 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79c67957 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:49, skipping insertion in model container [2023-12-02 21:31:49,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:31:49" (1/1) ... [2023-12-02 21:31:50,029 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:31:50,751 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:50,777 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:31:50,821 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:31:50,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:50,990 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:31:51,171 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:31:51,222 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:31:51,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51 WrapperNode [2023-12-02 21:31:51,223 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:31:51,224 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:51,224 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:31:51,224 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:31:51,232 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,266 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,356 INFO L138 Inliner]: procedures = 122, calls = 424, calls flagged for inlining = 145, calls inlined = 236, statements flattened = 2398 [2023-12-02 21:31:51,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:31:51,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:31:51,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:31:51,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:31:51,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,411 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,412 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,466 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,489 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,516 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:31:51,517 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:31:51,517 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:31:51,517 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:31:51,518 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:31:51" (1/1) ... [2023-12-02 21:31:51,523 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:31:51,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:31:51,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:31:51,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:31:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-12-02 21:31:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:31:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-12-02 21:31:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:31:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:31:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:31:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:31:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:31:51,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-12-02 21:31:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:31:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:31:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 21:31:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:31:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 21:31:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-12-02 21:31:51,592 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:31:51,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:31:51,897 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:31:51,899 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:31:56,691 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:31:57,730 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:31:57,731 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:31:57,733 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:57 BoogieIcfgContainer [2023-12-02 21:31:57,733 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:31:57,734 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:31:57,734 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:31:57,745 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:31:57,746 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:31:57" (1/1) ... [2023-12-02 21:31:57,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:31:57,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:31:57,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 506 states and 609 transitions. [2023-12-02 21:31:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 609 transitions. [2023-12-02 21:31:57,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 21:31:57,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:31:57,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:31:57,828 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:31:57,829 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:31:57,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:32:00,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:00,982 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:32:01,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:01,488 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 21:32:01,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:05,604 INFO L349 Elim1Store]: treesize reduction 4435, result has 2.3 percent of original size [2023-12-02 21:32:05,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 0 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 119 case distinctions, treesize of input 552 treesize of output 576 [2023-12-02 21:32:13,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:32:13,559 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:32:23,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:32:33,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-12-02 21:32:34,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:32:34,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 507 states and 611 transitions. [2023-12-02 21:32:34,778 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 611 transitions. [2023-12-02 21:32:34,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 21:32:34,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:32:34,778 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:32:34,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:32:34,779 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:32:34,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d232012c-5224-429a-92da-a00738e9c772/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:32:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:38,300 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:32:38,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:32:38,690 INFO L262 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 21:32:38,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:32:38,779 WARN L561 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2023-12-02 21:32:38,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:32:38,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-12-02 21:32:44,242 WARN L293 SmtUtils]: Spent 5.30s on a formula simplification. DAG size of input: 703 DAG size of output: 76 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-12-02 21:32:44,242 INFO L349 Elim1Store]: treesize reduction 3813, result has 3.1 percent of original size [2023-12-02 21:32:44,245 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 14 select indices, 14 select index equivalence classes, 1 disjoint index pairs (out of 91 index pairs), introduced 14 new quantified variables, introduced 118 case distinctions, treesize of input 4237736 treesize of output 4233643 [2023-12-02 21:32:49,969 WARN L293 SmtUtils]: Spent 5.72s on a formula simplification. DAG size of input: 919 DAG size of output: 421 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)