./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0286582125bb2879636b8cf3b934bed172850a3a3b0d880c07306d10439134a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:56:49,515 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:56:49,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:56:49,587 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:56:49,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:56:49,614 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:56:49,615 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:56:49,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:56:49,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:56:49,617 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:56:49,618 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:56:49,618 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:56:49,619 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:56:49,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:56:49,620 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:56:49,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:56:49,621 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:56:49,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:56:49,622 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:56:49,622 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:56:49,623 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:56:49,624 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:56:49,624 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:56:49,625 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:56:49,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:56:49,626 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:56:49,626 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:56:49,627 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:49,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:56:49,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:56:49,628 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:56:49,628 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:56:49,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:56:49,629 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:56:49,629 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_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0286582125bb2879636b8cf3b934bed172850a3a3b0d880c07306d10439134a7 [2023-11-11 23:56:49,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:56:50,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:56:50,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:56:50,016 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:56:50,016 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:56:50,017 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i [2023-11-11 23:56:53,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:56:53,453 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:56:53,454 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_trivial_ground.i [2023-11-11 23:56:53,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/data/2d1688b49/64b266252251466182ddea6508e964e7/FLAG92a6a012c [2023-11-11 23:56:53,486 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/data/2d1688b49/64b266252251466182ddea6508e964e7 [2023-11-11 23:56:53,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:56:53,497 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:56:53,503 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:53,503 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:56:53,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:56:53,513 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,514 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54a02814 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53, skipping insertion in model container [2023-11-11 23:56:53,514 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:56:53,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:53,844 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:56:53,872 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:56:53,889 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:56:53,889 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53 WrapperNode [2023-11-11 23:56:53,889 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:56:53,891 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:53,891 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:56:53,891 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:56:53,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,938 INFO L138 Inliner]: procedures = 18, calls = 30, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 195 [2023-11-11 23:56:53,939 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:56:53,939 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:56:53,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:56:53,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:56:53,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,954 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,955 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,963 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,971 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,972 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,976 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:56:53,977 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:56:53,977 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:56:53,977 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:56:53,978 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:56:53" (1/1) ... [2023-11-11 23:56:53,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:56:53,999 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:56:54,015 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:56:54,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8ca10b10-4bac-4da5-9d12-50193a03f957/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:56:54,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:56:54,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:56:54,074 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:56:54,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:56:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:56:54,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:56:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:56:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:56:54,075 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:56:54,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:56:54,162 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:56:54,164 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:56:54,521 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:56:54,600 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:56:54,600 INFO L302 CfgBuilder]: Removed 10 assume(true) statements. [2023-11-11 23:56:54,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:54 BoogieIcfgContainer [2023-11-11 23:56:54,603 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:56:54,604 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:56:54,604 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:56:54,614 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:56:54,614 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:56:54" (1/1) ... [2023-11-11 23:56:54,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:56:54,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:54,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 80 states and 93 transitions. [2023-11-11 23:56:54,687 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2023-11-11 23:56:54,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:56:54,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:54,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:55,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:55,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:55,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 82 states and 96 transitions. [2023-11-11 23:56:55,098 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 96 transitions. [2023-11-11 23:56:55,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:56:55,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:55,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:55,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:55,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:55,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:55,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 83 states and 97 transitions. [2023-11-11 23:56:55,256 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 97 transitions. [2023-11-11 23:56:55,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-11 23:56:55,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:55,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:55,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:55,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:55,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 85 states and 100 transitions. [2023-11-11 23:56:55,560 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 100 transitions. [2023-11-11 23:56:55,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:56:55,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:55,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:55,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:55,657 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:56:55,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 84 states and 99 transitions. [2023-11-11 23:56:55,825 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 99 transitions. [2023-11-11 23:56:55,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:56:55,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:55,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:55,937 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:56,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:56,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 85 states and 100 transitions. [2023-11-11 23:56:56,024 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 100 transitions. [2023-11-11 23:56:56,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-11 23:56:56,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:56,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:56,182 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:56:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 82 states and 95 transitions. [2023-11-11 23:56:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 95 transitions. [2023-11-11 23:56:56,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:56:56,248 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:56,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:56,352 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:56:56,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:56,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 67 states and 77 transitions. [2023-11-11 23:56:56,886 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 77 transitions. [2023-11-11 23:56:56,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:56:56,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:56,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:56,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:56,988 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:56:57,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:57,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 69 states and 80 transitions. [2023-11-11 23:56:57,089 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 80 transitions. [2023-11-11 23:56:57,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-11 23:56:57,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:57,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:57,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:57,129 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:56:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 81 transitions. [2023-11-11 23:56:57,145 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 81 transitions. [2023-11-11 23:56:57,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-11 23:56:57,146 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:57,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:57,270 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:56:57,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:57,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 73 states and 84 transitions. [2023-11-11 23:56:57,633 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2023-11-11 23:56:57,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-11 23:56:57,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:57,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:57,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:57,810 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:56:58,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:58,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 87 transitions. [2023-11-11 23:56:58,251 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 87 transitions. [2023-11-11 23:56:58,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:56:58,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:58,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:56:58,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:58,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 79 states and 90 transitions. [2023-11-11 23:56:58,953 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 90 transitions. [2023-11-11 23:56:58,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:56:58,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:58,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:59,181 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:56:59,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:56:59,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 82 states and 93 transitions. [2023-11-11 23:56:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 93 transitions. [2023-11-11 23:56:59,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:56:59,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:56:59,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:56:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:56:59,948 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:00,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:00,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 85 states and 96 transitions. [2023-11-11 23:57:00,539 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 96 transitions. [2023-11-11 23:57:00,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-11 23:57:00,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:00,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:00,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:00,840 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:01,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:01,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 88 states and 99 transitions. [2023-11-11 23:57:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2023-11-11 23:57:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-11 23:57:01,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:01,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:01,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:01,758 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:02,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:02,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 91 states and 102 transitions. [2023-11-11 23:57:02,447 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 102 transitions. [2023-11-11 23:57:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-11 23:57:02,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:02,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:02,812 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:03,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 94 states and 105 transitions. [2023-11-11 23:57:03,507 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 105 transitions. [2023-11-11 23:57:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-11 23:57:03,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:03,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:03,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:03,868 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 145 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:04,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 97 states and 108 transitions. [2023-11-11 23:57:04,603 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 108 transitions. [2023-11-11 23:57:04,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-11 23:57:04,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:04,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:04,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:05,074 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 176 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:05,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:05,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 100 states and 111 transitions. [2023-11-11 23:57:05,858 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 111 transitions. [2023-11-11 23:57:05,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-11 23:57:05,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:05,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:05,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:06,408 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:07,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:07,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 103 states and 114 transitions. [2023-11-11 23:57:07,232 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 114 transitions. [2023-11-11 23:57:07,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-11 23:57:07,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:07,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:07,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:07,742 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 0 proven. 247 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 106 states and 117 transitions. [2023-11-11 23:57:08,682 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2023-11-11 23:57:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-11 23:57:08,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:08,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:09,244 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 0 proven. 287 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:10,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:10,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 109 states and 120 transitions. [2023-11-11 23:57:10,232 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 120 transitions. [2023-11-11 23:57:10,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-11 23:57:10,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:10,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:10,860 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 330 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:11,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:11,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 112 states and 123 transitions. [2023-11-11 23:57:11,858 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 123 transitions. [2023-11-11 23:57:11,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-11 23:57:11,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:11,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:11,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:12,454 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 376 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:13,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:13,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 115 states and 126 transitions. [2023-11-11 23:57:13,506 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 126 transitions. [2023-11-11 23:57:13,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-11 23:57:13,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:13,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:13,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:14,184 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:15,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:15,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 118 states and 129 transitions. [2023-11-11 23:57:15,232 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 129 transitions. [2023-11-11 23:57:15,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-11 23:57:15,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:15,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:15,989 INFO L134 CoverageAnalysis]: Checked inductivity of 479 backedges. 0 proven. 477 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:17,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:17,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 121 states and 132 transitions. [2023-11-11 23:57:17,223 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 132 transitions. [2023-11-11 23:57:17,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-11 23:57:17,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:17,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:17,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:17,968 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 532 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:19,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:19,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 124 states and 135 transitions. [2023-11-11 23:57:19,074 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 135 transitions. [2023-11-11 23:57:19,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-11 23:57:19,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:19,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:19,805 INFO L134 CoverageAnalysis]: Checked inductivity of 592 backedges. 0 proven. 590 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:20,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:20,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 127 states and 138 transitions. [2023-11-11 23:57:20,946 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 138 transitions. [2023-11-11 23:57:20,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-11 23:57:20,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:20,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:21,905 INFO L134 CoverageAnalysis]: Checked inductivity of 653 backedges. 0 proven. 651 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:23,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:23,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 130 states and 141 transitions. [2023-11-11 23:57:23,148 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2023-11-11 23:57:23,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-11 23:57:23,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:23,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:23,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:24,088 INFO L134 CoverageAnalysis]: Checked inductivity of 717 backedges. 0 proven. 715 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:25,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:25,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 133 states and 144 transitions. [2023-11-11 23:57:25,330 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 144 transitions. [2023-11-11 23:57:25,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-11 23:57:25,331 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:25,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:25,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:26,305 INFO L134 CoverageAnalysis]: Checked inductivity of 784 backedges. 0 proven. 782 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:27,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:27,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 136 states and 147 transitions. [2023-11-11 23:57:27,639 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 147 transitions. [2023-11-11 23:57:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-11 23:57:27,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:27,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:27,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 852 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:30,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:30,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 139 states and 150 transitions. [2023-11-11 23:57:30,061 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 150 transitions. [2023-11-11 23:57:30,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-11 23:57:30,062 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:30,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:30,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:30,980 INFO L134 CoverageAnalysis]: Checked inductivity of 927 backedges. 0 proven. 925 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:32,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:32,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 142 states and 153 transitions. [2023-11-11 23:57:32,396 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 153 transitions. [2023-11-11 23:57:32,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-11 23:57:32,396 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:32,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:57:33,457 INFO L134 CoverageAnalysis]: Checked inductivity of 1003 backedges. 0 proven. 1001 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-11 23:57:34,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:57:34,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 145 states and 156 transitions. [2023-11-11 23:57:34,909 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 156 transitions. [2023-11-11 23:57:34,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-11 23:57:34,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:57:34,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:57:34,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat