./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem04_label08.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem04_label08.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d4dfcc0f37003d1b61772a6a2bfdc6cce37c81861056f01214d4055a8b56dd78 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:12,576 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:12,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:19:12,687 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:12,688 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:12,711 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:12,712 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:12,713 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:12,714 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:12,715 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:12,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:12,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:12,717 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:12,717 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:12,718 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:12,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:12,719 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:12,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:12,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:12,721 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:12,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:12,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:12,723 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:12,724 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:12,724 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:12,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:12,725 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:12,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:12,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:12,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:12,728 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:12,728 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:12,729 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:12,729 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_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4dfcc0f37003d1b61772a6a2bfdc6cce37c81861056f01214d4055a8b56dd78 [2023-11-24 22:19:13,063 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:13,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:13,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:13,101 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:13,106 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:13,107 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/eca-rers2012/Problem04_label08.c [2023-11-24 22:19:16,194 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:16,835 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:16,836 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/sv-benchmarks/c/eca-rers2012/Problem04_label08.c [2023-11-24 22:19:16,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/data/391bea554/0caf60de18194fd993fe0db8fd7190b2/FLAGf9dacfd6f [2023-11-24 22:19:16,895 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/data/391bea554/0caf60de18194fd993fe0db8fd7190b2 [2023-11-24 22:19:16,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:16,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:16,906 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:16,906 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:16,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:16,914 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ff6cea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16, skipping insertion in model container [2023-11-24 22:19:16,916 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:17,080 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:18,682 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/sv-benchmarks/c/eca-rers2012/Problem04_label08.c[183324,183337] [2023-11-24 22:19:18,709 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:18,721 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:19,353 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/sv-benchmarks/c/eca-rers2012/Problem04_label08.c[183324,183337] [2023-11-24 22:19:19,357 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:19,387 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:19,388 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19 WrapperNode [2023-11-24 22:19:19,388 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:19,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:19,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:19,390 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:19,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,465 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,634 INFO L138 Inliner]: procedures = 17, calls = 11, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 5573 [2023-11-24 22:19:19,634 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:19,635 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:19,635 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:19,636 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:19,645 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,645 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,663 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,663 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,857 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,896 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,908 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,922 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,943 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:19,944 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:19,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:19,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:19,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:19" (1/1) ... [2023-11-24 22:19:19,951 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:19,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:20,056 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:20,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8530618-af1c-4430-babb-638192b173f0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:20,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:20,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:20,198 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:20,200 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:25,133 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:25,483 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:25,483 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:19:25,485 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:25 BoogieIcfgContainer [2023-11-24 22:19:25,485 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:25,486 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:25,486 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:25,496 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:25,496 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:25" (1/1) ... [2023-11-24 22:19:25,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:25,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:25,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1515 states to 763 states and 1515 transitions. [2023-11-24 22:19:25,579 INFO L276 IsEmpty]: Start isEmpty. Operand 763 states and 1515 transitions. [2023-11-24 22:19:25,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 756 [2023-11-24 22:19:25,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:25,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:26,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:32,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:32,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2592 states to 1516 states and 2592 transitions. [2023-11-24 22:19:32,679 INFO L276 IsEmpty]: Start isEmpty. Operand 1516 states and 2592 transitions. [2023-11-24 22:19:32,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 760 [2023-11-24 22:19:32,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:32,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:34,397 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:34,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:34,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2597 states to 1519 states and 2597 transitions. [2023-11-24 22:19:34,565 INFO L276 IsEmpty]: Start isEmpty. Operand 1519 states and 2597 transitions. [2023-11-24 22:19:34,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 761 [2023-11-24 22:19:34,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:34,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:35,648 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:35,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:35,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 1523 states and 2603 transitions. [2023-11-24 22:19:35,852 INFO L276 IsEmpty]: Start isEmpty. Operand 1523 states and 2603 transitions. [2023-11-24 22:19:35,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 762 [2023-11-24 22:19:35,864 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:35,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:36,691 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:36,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:36,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2605 states to 1525 states and 2605 transitions. [2023-11-24 22:19:36,828 INFO L276 IsEmpty]: Start isEmpty. Operand 1525 states and 2605 transitions. [2023-11-24 22:19:36,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 765 [2023-11-24 22:19:36,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:36,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:37,503 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:37,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:37,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2617 states to 1533 states and 2617 transitions. [2023-11-24 22:19:37,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1533 states and 2617 transitions. [2023-11-24 22:19:37,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 768 [2023-11-24 22:19:37,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:37,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:38,605 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:39,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:39,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2633 states to 1544 states and 2633 transitions. [2023-11-24 22:19:39,065 INFO L276 IsEmpty]: Start isEmpty. Operand 1544 states and 2633 transitions. [2023-11-24 22:19:39,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 769 [2023-11-24 22:19:39,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:39,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:40,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:40,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2651 states to 1556 states and 2651 transitions. [2023-11-24 22:19:40,910 INFO L276 IsEmpty]: Start isEmpty. Operand 1556 states and 2651 transitions. [2023-11-24 22:19:40,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 771 [2023-11-24 22:19:40,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:40,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:41,848 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:19:42,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:42,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2652 states to 1557 states and 2652 transitions. [2023-11-24 22:19:42,620 INFO L276 IsEmpty]: Start isEmpty. Operand 1557 states and 2652 transitions. [2023-11-24 22:19:42,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 772 [2023-11-24 22:19:42,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:42,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:42,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:43,272 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:43,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:43,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2657 states to 1561 states and 2657 transitions. [2023-11-24 22:19:43,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1561 states and 2657 transitions. [2023-11-24 22:19:43,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 773 [2023-11-24 22:19:43,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:43,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:43,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:43,941 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:44,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:44,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2667 states to 1569 states and 2667 transitions. [2023-11-24 22:19:44,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 2667 transitions. [2023-11-24 22:19:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 775 [2023-11-24 22:19:44,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:44,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:44,850 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:45,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2684 states to 1583 states and 2684 transitions. [2023-11-24 22:19:45,338 INFO L276 IsEmpty]: Start isEmpty. Operand 1583 states and 2684 transitions. [2023-11-24 22:19:45,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2023-11-24 22:19:45,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:45,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:45,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:45,940 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 22:19:46,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:46,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2693 states to 1588 states and 2693 transitions. [2023-11-24 22:19:46,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2693 transitions. [2023-11-24 22:19:46,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 778 [2023-11-24 22:19:46,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:46,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:46,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:47,594 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-24 22:19:53,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3477 states to 2363 states and 3477 transitions. [2023-11-24 22:19:53,171 INFO L276 IsEmpty]: Start isEmpty. Operand 2363 states and 3477 transitions. [2023-11-24 22:19:53,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 780 [2023-11-24 22:19:53,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,766 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:54,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3488 states to 2371 states and 3488 transitions. [2023-11-24 22:19:54,249 INFO L276 IsEmpty]: Start isEmpty. Operand 2371 states and 3488 transitions. [2023-11-24 22:19:54,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2023-11-24 22:19:54,259 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:54,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:54,815 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:19:55,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:55,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3497 states to 2380 states and 3497 transitions. [2023-11-24 22:19:55,379 INFO L276 IsEmpty]: Start isEmpty. Operand 2380 states and 3497 transitions. [2023-11-24 22:19:55,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 787 [2023-11-24 22:19:55,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:55,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:55,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:55,928 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:19:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:56,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3502 states to 2385 states and 3502 transitions. [2023-11-24 22:19:56,237 INFO L276 IsEmpty]: Start isEmpty. Operand 2385 states and 3502 transitions. [2023-11-24 22:19:56,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2023-11-24 22:19:56,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:56,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:56,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:56,726 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:19:57,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:57,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3508 states to 2390 states and 3508 transitions. [2023-11-24 22:19:57,346 INFO L276 IsEmpty]: Start isEmpty. Operand 2390 states and 3508 transitions. [2023-11-24 22:19:57,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2023-11-24 22:19:57,352 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:57,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:57,789 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-24 22:19:57,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:57,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3512 states to 2394 states and 3512 transitions. [2023-11-24 22:19:57,955 INFO L276 IsEmpty]: Start isEmpty. Operand 2394 states and 3512 transitions. [2023-11-24 22:19:58,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 788 [2023-11-24 22:19:58,001 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,400 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked.