./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/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_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/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_77ad28b8-41d3-483c-9177-d3fc531861a0/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 17c1b3adab900925d0968acf284c9fae9bc7d0ec39197e53dc7bd6b93c5a8558 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:16:22,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:16:22,858 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:16:22,864 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:16:22,865 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:16:22,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:16:22,898 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:16:22,899 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:16:22,900 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:16:22,901 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:16:22,901 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:16:22,902 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:16:22,903 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:16:22,903 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:16:22,904 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:16:22,905 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:16:22,905 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:16:22,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:16:22,906 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:16:22,907 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:16:22,908 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:16:22,908 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:16:22,909 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:16:22,909 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:16:22,910 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:16:22,911 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:16:22,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:22,912 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:16:22,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:16:22,913 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:16:22,913 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:16:22,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:16:22,914 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:16:22,914 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_77ad28b8-41d3-483c-9177-d3fc531861a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 17c1b3adab900925d0968acf284c9fae9bc7d0ec39197e53dc7bd6b93c5a8558 [2023-11-24 22:16:23,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:16:23,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:16:23,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:16:23,267 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:16:23,268 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:16:23,270 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2023-11-24 22:16:26,796 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:16:27,132 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:16:27,134 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2023-11-24 22:16:27,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/data/6d2f30ffd/01c99d44b8364aaf89d0fccdfdce9b02/FLAG4421e5dd0 [2023-11-24 22:16:27,177 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/data/6d2f30ffd/01c99d44b8364aaf89d0fccdfdce9b02 [2023-11-24 22:16:27,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:16:27,186 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:16:27,188 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:27,188 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:16:27,194 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:16:27,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,200 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76e28c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27, skipping insertion in model container [2023-11-24 22:16:27,200 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,263 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:16:27,474 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_77ad28b8-41d3-483c-9177-d3fc531861a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4105,4118] [2023-11-24 22:16:27,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:27,522 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:16:27,575 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_77ad28b8-41d3-483c-9177-d3fc531861a0/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4105,4118] [2023-11-24 22:16:27,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:16:27,630 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:16:27,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27 WrapperNode [2023-11-24 22:16:27,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:16:27,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:27,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:16:27,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:16:27,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,654 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,693 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 287 [2023-11-24 22:16:27,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:16:27,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:16:27,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:16:27,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:16:27,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,712 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,712 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,721 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,725 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,728 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,730 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,734 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:16:27,735 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:16:27,736 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:16:27,736 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:16:27,737 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:16:27" (1/1) ... [2023-11-24 22:16:27,744 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:16:27,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:16:27,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:16:27,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77ad28b8-41d3-483c-9177-d3fc531861a0/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:16:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:16:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:16:27,833 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:16:27,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:16:28,015 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:16:28,018 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:16:28,478 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:16:28,607 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:16:28,607 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:16:28,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:28 BoogieIcfgContainer [2023-11-24 22:16:28,609 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:16:28,610 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:16:28,611 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:16:28,624 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:16:28,624 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:16:28" (1/1) ... [2023-11-24 22:16:28,636 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:16:28,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:28,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2023-11-24 22:16:28,701 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2023-11-24 22:16:28,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 22:16:28,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:28,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:29,259 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 22:16:29,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:29,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 50 states and 78 transitions. [2023-11-24 22:16:29,378 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 78 transitions. [2023-11-24 22:16:29,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:16:29,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:29,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:29,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:29,504 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 22:16:29,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:29,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 89 transitions. [2023-11-24 22:16:29,673 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 89 transitions. [2023-11-24 22:16:29,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 22:16:29,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:29,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:29,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:29,778 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 22:16:29,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:29,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 58 states and 89 transitions. [2023-11-24 22:16:29,827 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 89 transitions. [2023-11-24 22:16:29,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:16:29,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:29,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,019 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 22:16:30,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:30,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 70 states and 109 transitions. [2023-11-24 22:16:30,380 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 109 transitions. [2023-11-24 22:16:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:16:30,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:30,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,466 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 22:16:30,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:30,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 71 states and 109 transitions. [2023-11-24 22:16:30,494 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 109 transitions. [2023-11-24 22:16:30,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-24 22:16:30,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:30,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,586 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 22:16:30,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:30,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 72 states and 109 transitions. [2023-11-24 22:16:30,614 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 109 transitions. [2023-11-24 22:16:30,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:16:30,615 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:30,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:30,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:30,848 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 22:16:32,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:32,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 89 states and 139 transitions. [2023-11-24 22:16:32,100 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 139 transitions. [2023-11-24 22:16:32,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:16:32,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:32,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:32,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:32,173 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 22:16:32,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:32,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 139 transitions. [2023-11-24 22:16:32,251 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 139 transitions. [2023-11-24 22:16:32,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:16:32,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:32,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:32,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:32,321 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 22:16:32,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:32,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 91 states and 139 transitions. [2023-11-24 22:16:32,384 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 139 transitions. [2023-11-24 22:16:32,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 22:16:32,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:32,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:32,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:32,454 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 22:16:32,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:32,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 92 states and 139 transitions. [2023-11-24 22:16:32,528 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 139 transitions. [2023-11-24 22:16:32,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:32,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:32,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:32,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:32,644 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 22:16:35,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:35,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2023-11-24 22:16:35,011 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2023-11-24 22:16:35,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:35,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:35,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:35,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:35,486 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 22:16:39,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:39,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 129 states and 201 transitions. [2023-11-24 22:16:39,479 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 201 transitions. [2023-11-24 22:16:39,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:39,480 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:39,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:39,546 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 22:16:39,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:39,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 130 states and 201 transitions. [2023-11-24 22:16:39,633 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 201 transitions. [2023-11-24 22:16:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:39,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:39,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:39,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:39,791 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 22:16:39,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:39,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 131 states and 201 transitions. [2023-11-24 22:16:39,853 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 201 transitions. [2023-11-24 22:16:39,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:39,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:39,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:39,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:39,972 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 22:16:40,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:40,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 132 states and 204 transitions. [2023-11-24 22:16:40,368 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 204 transitions. [2023-11-24 22:16:40,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:40,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:40,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:40,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:40,429 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 22:16:40,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:40,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 133 states and 204 transitions. [2023-11-24 22:16:40,674 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 204 transitions. [2023-11-24 22:16:40,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:40,675 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:40,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:40,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:40,763 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 22:16:40,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:40,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 134 states and 204 transitions. [2023-11-24 22:16:40,865 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 204 transitions. [2023-11-24 22:16:40,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-24 22:16:40,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:40,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:40,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:41,021 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 22:16:41,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:41,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 135 states and 204 transitions. [2023-11-24 22:16:41,077 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 204 transitions. [2023-11-24 22:16:41,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:16:41,078 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:41,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:41,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:41,417 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 22:16:45,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:45,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 138 states and 208 transitions. [2023-11-24 22:16:45,727 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2023-11-24 22:16:45,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:16:45,728 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:45,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:45,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:46,046 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 22:16:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:54,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 146 states and 220 transitions. [2023-11-24 22:16:54,324 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2023-11-24 22:16:54,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-24 22:16:54,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:54,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:54,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:16:55,067 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 22:16:56,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:16:56,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 148 states and 229 transitions. [2023-11-24 22:16:56,556 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 229 transitions. [2023-11-24 22:16:56,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 22:16:56,557 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:16:56,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:16:56,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:17:04,318 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.