./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/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_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL --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 851dc7d49dcc9fde277beeb190c3ab252014728a3bd4281f423bffd927fb4430 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:21:26,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:21:26,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:21:26,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:21:26,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:21:26,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:21:26,820 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:21:26,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:21:26,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:21:26,827 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:21:26,828 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:21:26,828 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:21:26,829 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:21:26,830 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:21:26,831 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:21:26,831 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:21:26,832 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:21:26,832 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:21:26,832 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:21:26,833 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:21:26,833 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:21:26,834 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:21:26,834 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:21:26,835 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:21:26,835 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:21:26,836 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:21:26,836 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:26,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:21:26,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:21:26,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:21:26,839 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:21:26,839 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:21:26,839 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:21:26,840 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_f5e7a988-b2a3-42bc-93b1-a8860836e78a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 851dc7d49dcc9fde277beeb190c3ab252014728a3bd4281f423bffd927fb4430 [2023-11-19 03:21:27,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:21:27,183 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:21:27,186 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:21:27,187 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:21:27,188 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:21:27,190 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:21:30,366 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:21:30,623 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:21:30,624 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:21:30,640 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/data/4d7e90f57/21b496f09b2c40cfa285ee8fb43a62de/FLAG80c2ba723 [2023-11-19 03:21:30,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/data/4d7e90f57/21b496f09b2c40cfa285ee8fb43a62de [2023-11-19 03:21:30,658 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:21:30,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:21:30,661 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:30,661 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:21:30,667 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:21:30,667 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:30" (1/1) ... [2023-11-19 03:21:30,669 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c7efe55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:30, skipping insertion in model container [2023-11-19 03:21:30,669 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:21:30" (1/1) ... [2023-11-19 03:21:30,742 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:21:31,029 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_f5e7a988-b2a3-42bc-93b1-a8860836e78a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9868,9881] [2023-11-19 03:21:31,130 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:31,153 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:21:31,267 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_f5e7a988-b2a3-42bc-93b1-a8860836e78a/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9868,9881] [2023-11-19 03:21:31,334 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:21:31,356 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:21:31,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31 WrapperNode [2023-11-19 03:21:31,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:21:31,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:31,358 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:21:31,358 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:21:31,366 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,388 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,531 INFO L138 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1022 [2023-11-19 03:21:31,532 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:21:31,533 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:21:31,533 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:21:31,533 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:21:31,544 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,557 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,596 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,613 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,623 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,628 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:21:31,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:21:31,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:21:31,636 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:21:31,637 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:21:31" (1/1) ... [2023-11-19 03:21:31,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:21:31,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:21:31,672 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:21:31,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5e7a988-b2a3-42bc-93b1-a8860836e78a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:21:31,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:21:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:21:31,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:21:31,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:21:31,878 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:21:31,881 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:21:32,924 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:21:33,312 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:21:33,312 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:21:33,330 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:33 BoogieIcfgContainer [2023-11-19 03:21:33,330 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:21:33,332 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:21:33,332 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:21:33,344 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:21:33,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:21:33" (1/1) ... [2023-11-19 03:21:33,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:21:33,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:33,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 195 states and 330 transitions. [2023-11-19 03:21:33,435 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 330 transitions. [2023-11-19 03:21:33,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-11-19 03:21:33,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:33,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:33,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:34,573 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 03:21:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:35,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 214 states and 366 transitions. [2023-11-19 03:21:35,103 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 366 transitions. [2023-11-19 03:21:35,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:21:35,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:35,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:35,463 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 03:21:36,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:36,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 214 states and 365 transitions. [2023-11-19 03:21:36,432 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 365 transitions. [2023-11-19 03:21:36,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:21:36,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:36,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:36,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:36,715 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 03:21:39,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:39,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 230 states and 400 transitions. [2023-11-19 03:21:39,266 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 400 transitions. [2023-11-19 03:21:39,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:21:39,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:39,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:39,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:39,688 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 03:21:43,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:43,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 250 states and 444 transitions. [2023-11-19 03:21:43,817 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 444 transitions. [2023-11-19 03:21:43,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:21:43,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:43,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:43,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:44,305 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 03:21:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 262 states and 472 transitions. [2023-11-19 03:21:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 472 transitions. [2023-11-19 03:21:49,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:21:49,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:49,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:50,096 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 03:21:57,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:21:57,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 270 states and 492 transitions. [2023-11-19 03:21:57,426 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 492 transitions. [2023-11-19 03:21:57,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-19 03:21:57,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:21:57,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:21:57,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:21:57,990 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 03:22:07,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:22:07,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 274 states and 504 transitions. [2023-11-19 03:22:07,679 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 504 transitions. [2023-11-19 03:22:07,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:22:07,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:22:07,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:22:07,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:22:15,371 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.