./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL --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 32bit --witnessprinter.graph.data.programhash 97351642d4f3bf3f6d868e0a3719427b4c33bd5e0f87a93a325784728b912f03 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:24:10,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:24:10,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:24:10,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:24:10,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:24:10,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:24:10,306 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:24:10,307 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:24:10,308 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:24:10,308 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:24:10,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:24:10,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:24:10,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:24:10,311 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:24:10,311 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:24:10,312 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:24:10,313 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:24:10,313 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:24:10,314 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:24:10,314 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:24:10,315 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:24:10,316 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:24:10,316 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:24:10,317 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:24:10,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:10,318 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:24:10,319 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:24:10,320 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:24:10,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:24:10,321 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_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 97351642d4f3bf3f6d868e0a3719427b4c33bd5e0f87a93a325784728b912f03 [2023-11-19 03:24:10,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:24:10,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:24:10,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:24:10,590 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:24:10,591 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:24:10,593 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2023-11-19 03:24:13,883 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:24:14,193 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:24:14,194 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/sv-benchmarks/c/list-simple/dll2n_insert_unequal.i [2023-11-19 03:24:14,218 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/data/5a462bd2f/584cadf92fd44d98b221b55f66b02bfa/FLAG0073d579b [2023-11-19 03:24:14,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/data/5a462bd2f/584cadf92fd44d98b221b55f66b02bfa [2023-11-19 03:24:14,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:24:14,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:24:14,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:14,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:24:14,259 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:24:14,260 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b3085c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14, skipping insertion in model container [2023-11-19 03:24:14,262 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,308 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:24:14,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:14,730 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:24:14,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:24:14,826 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:24:14,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14 WrapperNode [2023-11-19 03:24:14,827 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:24:14,828 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:14,829 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:24:14,829 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:24:14,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,882 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,919 INFO L138 Inliner]: procedures = 127, calls = 49, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 180 [2023-11-19 03:24:14,925 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:24:14,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:24:14,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:24:14,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:24:14,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,945 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,980 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,990 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,992 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:14,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:24:15,009 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:24:15,011 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:24:15,011 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:24:15,012 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:24:14" (1/1) ... [2023-11-19 03:24:15,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:24:15,036 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:24:15,066 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:24:15,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c97300e8-d432-4506-a352-fd36ce03b714/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:24:15,118 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:24:15,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:24:15,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:24:15,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:24:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:24:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:24:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:24:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:24:15,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:24:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:24:15,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:24:15,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:24:15,294 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:24:15,298 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:24:15,776 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:24:15,838 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:24:15,838 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-19 03:24:15,844 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:15 BoogieIcfgContainer [2023-11-19 03:24:15,844 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:24:15,845 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:24:15,846 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:24:15,858 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:24:15,858 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:24:15" (1/1) ... [2023-11-19 03:24:15,867 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:24:15,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:15,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 118 states and 133 transitions. [2023-11-19 03:24:15,921 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 133 transitions. [2023-11-19 03:24:15,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:15,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:15,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:16,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:16,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 119 states and 135 transitions. [2023-11-19 03:24:16,283 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 135 transitions. [2023-11-19 03:24:16,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:16,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:16,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:16,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:16,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:16,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 118 states and 134 transitions. [2023-11-19 03:24:16,443 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 134 transitions. [2023-11-19 03:24:16,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:24:16,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:16,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:16,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:16,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:16,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:16,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 117 states and 133 transitions. [2023-11-19 03:24:16,708 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 133 transitions. [2023-11-19 03:24:16,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:24:16,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:16,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:16,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:16,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:16,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:16,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 116 states and 132 transitions. [2023-11-19 03:24:16,786 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2023-11-19 03:24:16,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:24:16,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:16,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:16,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:16,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:17,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 115 states and 131 transitions. [2023-11-19 03:24:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 131 transitions. [2023-11-19 03:24:17,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:17,067 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:17,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:17,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:17,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:17,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 114 states and 130 transitions. [2023-11-19 03:24:17,115 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 130 transitions. [2023-11-19 03:24:17,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:24:17,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:17,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:17,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:17,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:17,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:17,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 113 states and 129 transitions. [2023-11-19 03:24:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 129 transitions. [2023-11-19 03:24:17,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:24:17,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:17,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:17,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:17,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 119 states and 137 transitions. [2023-11-19 03:24:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 137 transitions. [2023-11-19 03:24:17,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:24:17,792 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:17,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:17,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:17,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:18,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:18,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 126 states and 146 transitions. [2023-11-19 03:24:18,374 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 146 transitions. [2023-11-19 03:24:18,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:24:18,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:18,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:18,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:19,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:19,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 134 states and 160 transitions. [2023-11-19 03:24:19,567 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 160 transitions. [2023-11-19 03:24:19,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:24:19,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:19,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:19,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:21,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:21,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 142 states and 177 transitions. [2023-11-19 03:24:21,325 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 177 transitions. [2023-11-19 03:24:21,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:24:21,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:21,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:21,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:21,503 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:22,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:22,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 144 states and 180 transitions. [2023-11-19 03:24:22,242 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2023-11-19 03:24:22,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:24:22,243 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:22,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:22,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:22,431 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:22,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:22,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 143 states and 179 transitions. [2023-11-19 03:24:22,517 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 179 transitions. [2023-11-19 03:24:22,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:24:22,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:22,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:22,713 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:23,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:23,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 142 states and 178 transitions. [2023-11-19 03:24:23,032 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 178 transitions. [2023-11-19 03:24:23,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:24:23,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:23,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:23,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:23,106 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:23,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:23,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 141 states and 177 transitions. [2023-11-19 03:24:23,138 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 177 transitions. [2023-11-19 03:24:23,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:24:23,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:23,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:23,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:23,283 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:23,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:23,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 140 states and 176 transitions. [2023-11-19 03:24:23,340 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 176 transitions. [2023-11-19 03:24:23,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:24:23,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:23,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:23,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:23,419 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:23,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:23,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 139 states and 175 transitions. [2023-11-19 03:24:23,457 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 175 transitions. [2023-11-19 03:24:23,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-19 03:24:23,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:23,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:23,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:24,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:24,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 138 states and 174 transitions. [2023-11-19 03:24:24,126 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 174 transitions. [2023-11-19 03:24:24,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:24:24,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:24,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:25,046 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:29,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:29,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 159 states and 221 transitions. [2023-11-19 03:24:29,303 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 221 transitions. [2023-11-19 03:24:29,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:24:29,304 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:29,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:30,181 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:24:36,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:36,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 180 states and 265 transitions. [2023-11-19 03:24:36,237 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 265 transitions. [2023-11-19 03:24:36,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:24:36,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:36,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:36,476 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:39,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:39,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 187 states and 274 transitions. [2023-11-19 03:24:39,325 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 274 transitions. [2023-11-19 03:24:39,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:24:39,326 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:39,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:39,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:39,441 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:24:40,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:40,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 110 states and 123 transitions. [2023-11-19 03:24:40,015 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 123 transitions. [2023-11-19 03:24:40,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:24:40,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:40,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:41,374 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:46,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:46,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 112 states and 127 transitions. [2023-11-19 03:24:46,104 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 127 transitions. [2023-11-19 03:24:46,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:24:46,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:46,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:47,657 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:24:53,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:53,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 114 states and 133 transitions. [2023-11-19 03:24:53,973 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2023-11-19 03:24:53,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:24:53,973 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:53,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:54,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:54,236 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:55,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:55,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 116 states and 139 transitions. [2023-11-19 03:24:55,957 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 139 transitions. [2023-11-19 03:24:55,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:24:55,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:55,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:55,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:56,020 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:57,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 119 states and 147 transitions. [2023-11-19 03:24:57,311 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 147 transitions. [2023-11-19 03:24:57,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:24:57,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:57,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:57,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:24:57,773 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:24:59,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:24:59,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 122 states and 155 transitions. [2023-11-19 03:24:59,422 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 155 transitions. [2023-11-19 03:24:59,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 03:24:59,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:24:59,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:24:59,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:25:00,254 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.