./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/hostid.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ff8320881bb5cbc5b52aa5a0a8dd146a23603ac32480303b1494fa48d4d27d8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:54:09,079 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:54:09,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-09 00:54:09,150 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:54:09,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:54:09,189 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:54:09,190 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:54:09,191 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:54:09,191 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:54:09,192 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:54:09,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:54:09,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:54:09,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:54:09,195 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:54:09,195 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:54:09,196 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:54:09,196 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:54:09,196 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:54:09,196 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:54:09,197 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:54:09,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:54:09,201 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:54:09,202 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:54:09,202 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:54:09,203 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:54:09,204 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:54:09,204 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:09,204 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:54:09,205 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:54:09,205 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:54:09,205 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:54:09,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:54:09,206 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_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ff8320881bb5cbc5b52aa5a0a8dd146a23603ac32480303b1494fa48d4d27d8 [2024-11-09 00:54:09,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:54:09,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:54:09,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:54:09,523 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:54:09,523 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:54:09,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/busybox-1.22.0/hostid.i Unable to find full path for "g++" [2024-11-09 00:54:11,484 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:54:11,887 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:54:11,889 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/sv-benchmarks/c/busybox-1.22.0/hostid.i [2024-11-09 00:54:11,912 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/data/8f1550235/4d934605260648379dc03f1a0888991e/FLAG45f490770 [2024-11-09 00:54:11,927 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/data/8f1550235/4d934605260648379dc03f1a0888991e [2024-11-09 00:54:11,930 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:54:11,931 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:54:11,933 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:11,933 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:54:11,940 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:54:11,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:11" (1/1) ... [2024-11-09 00:54:11,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38667fe8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:11, skipping insertion in model container [2024-11-09 00:54:11,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:54:11" (1/1) ... [2024-11-09 00:54:12,018 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:54:12,983 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:13,006 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:54:13,138 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:54:13,469 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:54:13,470 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13 WrapperNode [2024-11-09 00:54:13,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:54:13,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:13,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:54:13,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:54:13,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,599 INFO L138 Inliner]: procedures = 524, calls = 407, calls flagged for inlining = 7, calls inlined = 6, statements flattened = 494 [2024-11-09 00:54:13,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:54:13,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:54:13,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:54:13,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:54:13,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,625 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,650 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,654 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,659 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,662 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,669 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:54:13,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:54:13,674 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:54:13,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:54:13,675 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:54:13" (1/1) ... [2024-11-09 00:54:13,685 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:13,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:54:13,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:54:13,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:54:13,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:54:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:54:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:54:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 00:54:13,773 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:54:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:54:13,774 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:54:13,774 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:54:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:54:13,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:54:13,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:54:14,132 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:54:14,135 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:54:14,680 INFO L? ?]: Removed 48 outVars from TransFormulas that were not future-live. [2024-11-09 00:54:14,680 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:54:14,789 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:54:14,789 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:54:14,790 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:14 BoogieIcfgContainer [2024-11-09 00:54:14,790 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:54:14,791 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:54:14,791 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:54:14,802 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:54:14,802 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:54:14" (1/1) ... [2024-11-09 00:54:14,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:54:14,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:14,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2024-11-09 00:54:14,882 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2024-11-09 00:54:14,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:54:14,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:15,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:15,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:15,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2024-11-09 00:54:15,638 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2024-11-09 00:54:15,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:54:15,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:15,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:15,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:15,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:15,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-11-09 00:54:15,913 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-11-09 00:54:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 00:54:15,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:15,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:15,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:16,212 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:16,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:16,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2024-11-09 00:54:16,292 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2024-11-09 00:54:16,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:54:16,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:16,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:16,451 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:54:16,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:16,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2024-11-09 00:54:16,557 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2024-11-09 00:54:16,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:54:16,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:16,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:16,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:16,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:16,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2024-11-09 00:54:16,886 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2024-11-09 00:54:16,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:54:16,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:16,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:16,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:17,148 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-09 00:54:17,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:17,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 49 states and 58 transitions. [2024-11-09 00:54:17,321 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2024-11-09 00:54:17,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:54:17,322 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:17,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:17,495 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:54:17,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:17,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 48 states and 57 transitions. [2024-11-09 00:54:17,542 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-11-09 00:54:17,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:54:17,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:17,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:18,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:18,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 61 transitions. [2024-11-09 00:54:18,129 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 61 transitions. [2024-11-09 00:54:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:54:18,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:18,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:18,455 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:18,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:18,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 56 states and 65 transitions. [2024-11-09 00:54:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 65 transitions. [2024-11-09 00:54:18,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:54:18,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:18,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:18,984 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:19,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:19,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 60 states and 69 transitions. [2024-11-09 00:54:19,202 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 69 transitions. [2024-11-09 00:54:19,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:54:19,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:19,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:19,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:19,567 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:19,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:19,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 64 states and 73 transitions. [2024-11-09 00:54:19,889 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2024-11-09 00:54:19,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 00:54:19,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:19,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:20,341 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:20,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:20,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 68 states and 77 transitions. [2024-11-09 00:54:20,690 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2024-11-09 00:54:20,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 00:54:20,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:20,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:20,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:21,189 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:21,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:21,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 72 states and 81 transitions. [2024-11-09 00:54:21,536 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 81 transitions. [2024-11-09 00:54:21,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:54:21,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:21,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:21,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:22,069 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:22,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:22,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 76 states and 85 transitions. [2024-11-09 00:54:22,472 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 85 transitions. [2024-11-09 00:54:22,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 00:54:22,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:22,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:22,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:23,032 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:54:23,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:23,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 80 states and 88 transitions. [2024-11-09 00:54:23,264 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2024-11-09 00:54:23,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-09 00:54:23,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:23,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:23,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:23,832 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:24,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:24,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 79 states and 87 transitions. [2024-11-09 00:54:24,098 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 87 transitions. [2024-11-09 00:54:24,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 00:54:24,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:24,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:24,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:24,338 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:24,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:24,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 78 states and 86 transitions. [2024-11-09 00:54:24,371 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 86 transitions. [2024-11-09 00:54:24,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:54:24,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:24,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:24,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:24,614 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:24,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:24,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 77 states and 85 transitions. [2024-11-09 00:54:24,808 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 85 transitions. [2024-11-09 00:54:24,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-09 00:54:24,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:24,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:24,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:25,459 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:25,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:25,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 70 states and 76 transitions. [2024-11-09 00:54:25,901 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 76 transitions. [2024-11-09 00:54:25,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:54:25,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:25,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:25,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:26,185 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:26,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:26,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 70 states and 75 transitions. [2024-11-09 00:54:26,283 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 75 transitions. [2024-11-09 00:54:26,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:54:26,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:26,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:26,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:26,581 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:26,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:26,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 71 states and 77 transitions. [2024-11-09 00:54:26,669 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2024-11-09 00:54:26,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:54:26,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:26,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:26,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:26,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 73 states and 79 transitions. [2024-11-09 00:54:26,987 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 79 transitions. [2024-11-09 00:54:26,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 00:54:26,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:26,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:27,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:27,225 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:27,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:27,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 74 states and 80 transitions. [2024-11-09 00:54:27,251 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2024-11-09 00:54:27,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-09 00:54:27,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:27,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:27,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:27,551 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-09 00:54:28,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:28,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 82 states and 92 transitions. [2024-11-09 00:54:28,341 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 92 transitions. [2024-11-09 00:54:28,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-09 00:54:28,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:28,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:28,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:28,879 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:29,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:29,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 85 states and 97 transitions. [2024-11-09 00:54:29,432 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2024-11-09 00:54:29,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 00:54:29,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:29,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:29,696 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-09 00:54:29,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:29,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 86 states and 98 transitions. [2024-11-09 00:54:29,730 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2024-11-09 00:54:29,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 00:54:29,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:29,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:29,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:30,008 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-09 00:54:30,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:30,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 86 states and 96 transitions. [2024-11-09 00:54:30,247 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2024-11-09 00:54:30,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 00:54:30,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:30,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:30,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:30,510 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-09 00:54:30,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:30,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 85 states and 95 transitions. [2024-11-09 00:54:30,717 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2024-11-09 00:54:30,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 00:54:30,718 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:30,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:30,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:31,067 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:31,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:31,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 86 states and 96 transitions. [2024-11-09 00:54:31,467 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2024-11-09 00:54:31,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 00:54:31,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:31,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:31,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:31,911 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-09 00:54:32,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:32,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 88 states and 99 transitions. [2024-11-09 00:54:32,739 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 99 transitions. [2024-11-09 00:54:32,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-09 00:54:32,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:32,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:32,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:33,022 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-09 00:54:33,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:33,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2024-11-09 00:54:33,695 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2024-11-09 00:54:33,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-09 00:54:33,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:33,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:33,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:34,092 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:34,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 95 states and 107 transitions. [2024-11-09 00:54:34,987 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 107 transitions. [2024-11-09 00:54:34,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-09 00:54:34,988 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:34,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:35,279 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-09 00:54:35,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:35,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 97 states and 108 transitions. [2024-11-09 00:54:35,506 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 108 transitions. [2024-11-09 00:54:35,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-09 00:54:35,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:35,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:35,954 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:36,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 101 states and 112 transitions. [2024-11-09 00:54:36,832 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 112 transitions. [2024-11-09 00:54:36,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-09 00:54:36,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:36,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:36,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:38,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:38,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 105 states and 116 transitions. [2024-11-09 00:54:38,292 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 116 transitions. [2024-11-09 00:54:38,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:54:38,294 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:38,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:38,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:38,871 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:39,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:39,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 109 states and 120 transitions. [2024-11-09 00:54:39,720 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 120 transitions. [2024-11-09 00:54:39,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-09 00:54:39,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:39,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:39,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:40,336 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 1 proven. 66 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:41,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:41,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 113 states and 124 transitions. [2024-11-09 00:54:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 124 transitions. [2024-11-09 00:54:41,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-09 00:54:41,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:41,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:41,640 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 1 proven. 91 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:42,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:42,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 117 states and 128 transitions. [2024-11-09 00:54:42,324 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 128 transitions. [2024-11-09 00:54:42,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-09 00:54:42,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:42,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:42,859 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 1 proven. 120 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:43,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:43,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 121 states and 132 transitions. [2024-11-09 00:54:43,560 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 132 transitions. [2024-11-09 00:54:43,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-09 00:54:43,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:43,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:43,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:54:44,036 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 1 proven. 153 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:54:44,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:54:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 125 states and 135 transitions. [2024-11-09 00:54:44,487 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 135 transitions. [2024-11-09 00:54:44,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-09 00:54:44,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:54:44,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:54:44,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:44,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 00:54:45,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 00:54:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:54:55,500 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:54:55,505 INFO L158 Benchmark]: Toolchain (without parser) took 43572.98ms. Allocated memory was 169.9MB in the beginning and 614.5MB in the end (delta: 444.6MB). Free memory was 127.3MB in the beginning and 273.8MB in the end (delta: -146.5MB). Peak memory consumption was 300.2MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,506 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 169.9MB. Free memory is still 139.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:54:55,507 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1538.35ms. Allocated memory was 169.9MB in the beginning and 243.3MB in the end (delta: 73.4MB). Free memory was 127.3MB in the beginning and 185.4MB in the end (delta: -58.1MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.90ms. Allocated memory is still 243.3MB. Free memory was 185.4MB in the beginning and 178.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,508 INFO L158 Benchmark]: Boogie Preprocessor took 72.28ms. Allocated memory is still 243.3MB. Free memory was 178.0MB in the beginning and 172.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,509 INFO L158 Benchmark]: RCFGBuilder took 1116.83ms. Allocated memory is still 243.3MB. Free memory was 172.8MB in the beginning and 195.6MB in the end (delta: -22.9MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,510 INFO L158 Benchmark]: CodeCheck took 40712.69ms. Allocated memory was 243.3MB in the beginning and 614.5MB in the end (delta: 371.2MB). Free memory was 195.6MB in the beginning and 273.8MB in the end (delta: -78.2MB). Peak memory consumption was 293.0MB. Max. memory is 16.1GB. [2024-11-09 00:54:55,513 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 169.9MB. Free memory is still 139.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1538.35ms. Allocated memory was 169.9MB in the beginning and 243.3MB in the end (delta: 73.4MB). Free memory was 127.3MB in the beginning and 185.4MB in the end (delta: -58.1MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.90ms. Allocated memory is still 243.3MB. Free memory was 185.4MB in the beginning and 178.0MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.28ms. Allocated memory is still 243.3MB. Free memory was 178.0MB in the beginning and 172.8MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1116.83ms. Allocated memory is still 243.3MB. Free memory was 172.8MB in the beginning and 195.6MB in the end (delta: -22.9MB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. * CodeCheck took 40712.69ms. Allocated memory was 243.3MB in the beginning and 614.5MB in the end (delta: 371.2MB). Free memory was 195.6MB in the beginning and 273.8MB in the end (delta: -78.2MB). Peak memory consumption was 293.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:54:55,558 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/hostid.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9ff8320881bb5cbc5b52aa5a0a8dd146a23603ac32480303b1494fa48d4d27d8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:54:58,523 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:54:58,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-09 00:54:58,720 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:54:58,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:54:58,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:54:58,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:54:58,724 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:54:58,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:54:58,726 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:54:58,727 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:54:58,727 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:54:58,728 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:54:58,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:54:58,731 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:54:58,732 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:54:58,732 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:54:58,732 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:54:58,733 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:54:58,733 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:54:58,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:54:58,734 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:54:58,735 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:54:58,739 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:54:58,740 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:54:58,740 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:58,741 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:54:58,741 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:54:58,742 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:54:58,742 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:54:58,742 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:54:58,743 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:54:58,743 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:54:58,743 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:54:58,744 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:54:58,744 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_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9ff8320881bb5cbc5b52aa5a0a8dd146a23603ac32480303b1494fa48d4d27d8 [2024-11-09 00:54:59,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:54:59,265 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:54:59,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:54:59,274 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:54:59,275 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:54:59,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/busybox-1.22.0/hostid.i Unable to find full path for "g++" [2024-11-09 00:55:01,790 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:55:02,300 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:55:02,303 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/sv-benchmarks/c/busybox-1.22.0/hostid.i [2024-11-09 00:55:02,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/data/7fb0e0175/709dc6cf1bd64ba4a2182008969bc346/FLAG7cfcd5037 [2024-11-09 00:55:02,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/data/7fb0e0175/709dc6cf1bd64ba4a2182008969bc346 [2024-11-09 00:55:02,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:55:02,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:55:02,384 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:55:02,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:55:02,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:55:02,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:55:02" (1/1) ... [2024-11-09 00:55:02,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bb036bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:02, skipping insertion in model container [2024-11-09 00:55:02,398 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:55:02" (1/1) ... [2024-11-09 00:55:02,508 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:55:03,701 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:55:03,708 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:55:03,742 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 00:55:03,760 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:55:03,817 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:55:03,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:55:04,233 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:55:04,234 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04 WrapperNode [2024-11-09 00:55:04,234 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:55:04,240 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:55:04,240 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:55:04,240 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:55:04,251 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,294 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,379 INFO L138 Inliner]: procedures = 531, calls = 407, calls flagged for inlining = 7, calls inlined = 6, statements flattened = 487 [2024-11-09 00:55:04,380 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:55:04,381 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:55:04,384 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:55:04,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:55:04,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,422 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,426 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,502 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,520 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,531 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:55:04,552 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:55:04,553 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:55:04,553 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:55:04,554 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:55:04" (1/1) ... [2024-11-09 00:55:04,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:55:04,584 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:55:04,609 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:55:04,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:55:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-09 00:55:04,657 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-09 00:55:04,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:55:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 00:55:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 00:55:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:55:04,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-09 00:55:04,660 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:55:04,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:55:04,660 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:55:04,660 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:55:04,660 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-09 00:55:04,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-09 00:55:05,102 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:55:05,106 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:55:06,274 INFO L? ?]: Removed 42 outVars from TransFormulas that were not future-live. [2024-11-09 00:55:06,275 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:55:06,437 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:55:06,437 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:55:06,438 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:55:06 BoogieIcfgContainer [2024-11-09 00:55:06,438 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:55:06,439 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:55:06,439 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:55:06,452 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:55:06,452 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:55:06" (1/1) ... [2024-11-09 00:55:06,464 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:55:06,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:06,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 43 states and 51 transitions. [2024-11-09 00:55:06,550 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 51 transitions. [2024-11-09 00:55:06,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 00:55:06,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:06,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:06,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:06,560 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:06,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:55:06,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:06,930 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:07,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:07,741 INFO L255 TraceCheckSpWp]: Trace formula consists of 403 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:55:07,746 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:07,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:07,771 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:08,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:08,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 42 states and 50 transitions. [2024-11-09 00:55:08,425 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 50 transitions. [2024-11-09 00:55:08,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 00:55:08,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:08,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:08,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:08,430 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:08,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:55:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:09,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:09,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:10,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:55:10,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:10,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:10,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:11,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:11,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2024-11-09 00:55:11,064 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2024-11-09 00:55:11,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:55:11,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:11,065 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:11,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:11,069 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:11,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:55:12,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:12,126 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:12,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:12,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:55:12,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:13,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:13,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:55:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:13,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2024-11-09 00:55:13,393 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2024-11-09 00:55:13,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:55:13,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:13,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:13,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:13,397 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:13,398 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:55:14,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:14,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:14,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:14,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 432 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:55:14,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:14,853 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:14,862 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:15,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:15,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 54 states and 63 transitions. [2024-11-09 00:55:15,317 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 63 transitions. [2024-11-09 00:55:15,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-09 00:55:15,318 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:15,319 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:15,319 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:15,323 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:15,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:55:16,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:16,301 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:17,016 INFO L255 TraceCheckSpWp]: Trace formula consists of 446 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:55:17,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:17,270 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:17,281 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:17,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:17,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 58 states and 67 transitions. [2024-11-09 00:55:17,713 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 67 transitions. [2024-11-09 00:55:17,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:55:17,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:17,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:17,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:17,717 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:17,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:55:18,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:18,638 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:19,219 INFO L255 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:55:19,221 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:19,494 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:19,500 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:19,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:19,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 62 states and 71 transitions. [2024-11-09 00:55:19,975 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 71 transitions. [2024-11-09 00:55:19,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:55:19,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:19,976 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:19,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:19,978 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:19,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:55:20,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:20,925 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:21,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:21,644 INFO L255 TraceCheckSpWp]: Trace formula consists of 474 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:55:21,646 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:21,956 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:21,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:22,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2024-11-09 00:55:22,584 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2024-11-09 00:55:22,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:55:22,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:22,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:22,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:22,594 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:22,599 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:55:23,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:23,633 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:24,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:24,233 INFO L255 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:55:24,235 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:24,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 00:55:25,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:25,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 70 states and 79 transitions. [2024-11-09 00:55:25,268 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2024-11-09 00:55:25,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 00:55:25,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:25,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:25,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:25,275 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:25,277 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:55:26,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:26,331 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:27,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:27,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:55:27,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:27,681 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:27,688 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 00:55:28,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:28,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 74 states and 83 transitions. [2024-11-09 00:55:28,335 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 83 transitions. [2024-11-09 00:55:28,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-09 00:55:28,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:28,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:28,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:28,341 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:28,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:55:29,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:29,403 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:30,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:30,156 INFO L255 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:55:30,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:30,612 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:30,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:31,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:31,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 78 states and 87 transitions. [2024-11-09 00:55:31,377 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 87 transitions. [2024-11-09 00:55:31,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-09 00:55:31,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:31,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:31,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:31,382 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:31,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 00:55:32,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:32,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:33,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:33,320 INFO L255 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:55:33,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:33,838 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:33,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:34,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:34,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 82 states and 91 transitions. [2024-11-09 00:55:34,632 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 91 transitions. [2024-11-09 00:55:34,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 00:55:34,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:34,633 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:34,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:34,637 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:34,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 00:55:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:35,717 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:36,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:36,392 INFO L255 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:55:36,394 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:36,942 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:55:36,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-09 00:55:37,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:37,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2024-11-09 00:55:37,743 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2024-11-09 00:55:37,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:55:37,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:37,744 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:37,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:37,748 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:37,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 00:55:38,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:38,162 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:38,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:55:38,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:38,756 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:38,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-09 00:55:38,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:38,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 77 states and 83 transitions. [2024-11-09 00:55:38,788 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2024-11-09 00:55:38,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-09 00:55:38,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:38,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:38,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:38,795 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:38,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 00:55:40,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:40,191 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:40,846 INFO L255 TraceCheckSpWp]: Trace formula consists of 542 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:55:40,849 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:41,341 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:41,349 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:41,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:41,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 76 states and 82 transitions. [2024-11-09 00:55:41,887 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2024-11-09 00:55:41,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 00:55:41,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:41,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:41,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:41,889 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:41,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-09 00:55:42,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:42,391 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:42,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:43,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:55:43,075 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:43,079 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:43,092 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-09 00:55:43,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:43,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 75 states and 81 transitions. [2024-11-09 00:55:43,107 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 81 transitions. [2024-11-09 00:55:43,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:55:43,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:43,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:43,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:43,112 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:43,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-09 00:55:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:43,594 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:44,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:44,205 INFO L255 TraceCheckSpWp]: Trace formula consists of 552 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:55:44,207 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:44,481 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:44,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:44,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:44,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 74 states and 80 transitions. [2024-11-09 00:55:44,825 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2024-11-09 00:55:44,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-09 00:55:44,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:44,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:44,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:44,831 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:44,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-09 00:55:46,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:46,326 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:46,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:46,979 INFO L255 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:55:46,981 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:47,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:48,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:48,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 67 states and 71 transitions. [2024-11-09 00:55:48,281 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 71 transitions. [2024-11-09 00:55:48,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-09 00:55:48,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:48,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:48,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:48,288 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:48,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-09 00:55:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:48,773 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:49,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:49,402 INFO L255 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:55:49,403 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:49,719 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:49,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-09 00:55:50,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:50,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 67 states and 70 transitions. [2024-11-09 00:55:50,167 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 70 transitions. [2024-11-09 00:55:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:55:50,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:50,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:50,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:50,170 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:50,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-09 00:55:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:50,759 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:51,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:51,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:55:51,449 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:51,451 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:51,456 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:51,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:51,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 66 states and 69 transitions. [2024-11-09 00:55:51,467 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 69 transitions. [2024-11-09 00:55:51,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:55:51,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:51,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:51,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:51,472 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:51,473 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-09 00:55:52,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:52,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:52,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:52,709 INFO L255 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:55:52,710 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:52,713 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:52,722 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:52,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 65 states and 68 transitions. [2024-11-09 00:55:52,733 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 68 transitions. [2024-11-09 00:55:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 00:55:52,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:52,737 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:52,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:52,742 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:52,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-09 00:55:54,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:54,168 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:54,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:54,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:55:54,876 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:55,203 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:55,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-09 00:55:56,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:55:56,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 70 states and 77 transitions. [2024-11-09 00:55:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 77 transitions. [2024-11-09 00:55:56,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-09 00:55:56,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:55:56,936 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:55:56,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:55:56,939 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:55:56,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-09 00:55:58,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:58,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:55:58,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:55:58,996 INFO L255 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:55:58,998 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:55:59,328 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:55:59,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:00,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:00,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 74 states and 84 transitions. [2024-11-09 00:56:00,635 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 84 transitions. [2024-11-09 00:56:00,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 00:56:00,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:00,638 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:00,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:00,640 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:00,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-09 00:56:01,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:01,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:02,585 INFO L255 TraceCheckSpWp]: Trace formula consists of 623 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:56:02,586 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:02,659 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-09 00:56:02,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:03,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:03,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 77 states and 86 transitions. [2024-11-09 00:56:03,213 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 86 transitions. [2024-11-09 00:56:03,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-09 00:56:03,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:03,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:03,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:03,218 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:03,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-09 00:56:04,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:04,510 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:05,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:05,213 INFO L255 TraceCheckSpWp]: Trace formula consists of 634 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:56:05,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:05,542 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:56:05,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:07,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:07,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 81 states and 92 transitions. [2024-11-09 00:56:07,458 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2024-11-09 00:56:07,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 00:56:07,459 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:07,459 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:07,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:07,465 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:07,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-09 00:56:08,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:08,625 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:09,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:09,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:56:09,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:09,338 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-09 00:56:09,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:09,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 84 states and 94 transitions. [2024-11-09 00:56:09,973 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 94 transitions. [2024-11-09 00:56:09,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-09 00:56:09,974 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:09,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:09,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:09,978 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:09,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-09 00:56:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:11,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:11,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:56:11,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:12,183 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:56:12,194 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:14,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:14,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2024-11-09 00:56:14,373 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2024-11-09 00:56:14,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-09 00:56:14,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:14,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:14,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:14,377 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:14,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-09 00:56:15,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:15,852 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:16,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:16,546 INFO L255 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:56:16,548 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:16,719 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-09 00:56:16,730 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:17,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:17,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 91 states and 102 transitions. [2024-11-09 00:56:17,442 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 102 transitions. [2024-11-09 00:56:17,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-09 00:56:17,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:17,443 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:17,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:17,447 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:17,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-09 00:56:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:19,237 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:20,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:20,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 666 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:56:20,163 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:20,708 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:56:20,720 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:23,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:23,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 95 states and 108 transitions. [2024-11-09 00:56:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2024-11-09 00:56:23,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-09 00:56:23,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:23,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:23,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:23,717 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:23,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-09 00:56:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:25,450 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:26,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 671 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:56:26,262 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:26,482 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2024-11-09 00:56:26,496 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:27,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:27,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 98 states and 110 transitions. [2024-11-09 00:56:27,369 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2024-11-09 00:56:27,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-09 00:56:27,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:27,370 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:27,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:27,371 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:27,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-09 00:56:29,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:29,150 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:29,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:30,020 INFO L255 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:56:30,022 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:30,790 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:56:30,803 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:34,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:34,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 102 states and 116 transitions. [2024-11-09 00:56:34,137 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 116 transitions. [2024-11-09 00:56:34,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:56:34,138 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:34,138 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:34,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:34,139 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:34,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-09 00:56:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:35,975 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:36,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:56:36,776 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:37,047 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-09 00:56:37,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:37,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:37,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 105 states and 118 transitions. [2024-11-09 00:56:37,936 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 118 transitions. [2024-11-09 00:56:37,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-09 00:56:37,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:37,937 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:37,937 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:37,939 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:37,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-09 00:56:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:39,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:40,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:40,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:56:40,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:41,626 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:56:41,641 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:44,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:44,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 109 states and 124 transitions. [2024-11-09 00:56:44,958 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 124 transitions. [2024-11-09 00:56:44,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-09 00:56:44,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:44,958 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:44,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:44,962 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:44,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-09 00:56:46,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:46,434 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:46,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:47,058 INFO L255 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:56:47,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:47,297 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-09 00:56:47,308 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:48,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:48,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 112 states and 126 transitions. [2024-11-09 00:56:48,036 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 126 transitions. [2024-11-09 00:56:48,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-09 00:56:48,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:48,036 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:48,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:48,040 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:48,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-09 00:56:49,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:49,572 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:50,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:50,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:56:50,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:50,774 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:56:50,785 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:53,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:53,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 116 states and 132 transitions. [2024-11-09 00:56:53,843 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2024-11-09 00:56:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 00:56:53,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:53,844 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:53,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:53,847 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:53,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-09 00:56:55,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:55,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:56,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:56,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 719 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:56:56,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:56:56,407 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-11-09 00:56:56,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-09 00:56:57,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:56:57,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 119 states and 134 transitions. [2024-11-09 00:56:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 134 transitions. [2024-11-09 00:56:57,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-09 00:56:57,243 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:56:57,243 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:56:57,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:56:57,244 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:56:57,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-09 00:56:58,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:58,929 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:56:59,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:56:59,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:56:59,603 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:00,370 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:57:00,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-09 00:57:03,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:03,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 123 states and 140 transitions. [2024-11-09 00:57:03,616 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 140 transitions. [2024-11-09 00:57:03,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-09 00:57:03,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:03,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:03,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:03,618 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:03,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-09 00:57:05,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:05,348 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:06,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:06,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:57:06,093 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:06,447 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2024-11-09 00:57:06,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:07,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 126 states and 142 transitions. [2024-11-09 00:57:07,344 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 142 transitions. [2024-11-09 00:57:07,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-09 00:57:07,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:07,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:07,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:07,346 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:07,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-09 00:57:09,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:09,081 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:09,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:57:09,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:10,459 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:57:10,481 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 130 states and 148 transitions. [2024-11-09 00:57:14,888 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 148 transitions. [2024-11-09 00:57:14,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-09 00:57:14,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:14,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:14,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:14,891 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:14,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-09 00:57:17,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:17,252 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:17,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:17,910 INFO L255 TraceCheckSpWp]: Trace formula consists of 751 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:57:17,911 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2024-11-09 00:57:18,404 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:19,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:19,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 133 states and 150 transitions. [2024-11-09 00:57:19,483 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 150 transitions. [2024-11-09 00:57:19,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-09 00:57:19,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:19,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:19,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:19,485 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:19,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-09 00:57:21,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:21,880 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:22,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:22,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 762 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:57:22,678 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:23,815 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:57:23,838 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2024-11-09 00:57:28,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:28,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 137 states and 156 transitions. [2024-11-09 00:57:28,563 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 156 transitions. [2024-11-09 00:57:28,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 00:57:28,564 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:28,564 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:28,564 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:28,567 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:28,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-09 00:57:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:31,035 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:31,701 INFO L255 TraceCheckSpWp]: Trace formula consists of 767 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-09 00:57:31,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-09 00:57:32,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-09 00:57:33,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:33,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 140 states and 158 transitions. [2024-11-09 00:57:33,687 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 158 transitions. [2024-11-09 00:57:33,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 00:57:33,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:33,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:33,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:33,690 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:33,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-09 00:57:36,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:36,195 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:57:36,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:57:36,883 INFO L255 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:57:36,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:57:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-09 00:57:37,850 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-09 00:57:41,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:57:41,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 141 states and 159 transitions. [2024-11-09 00:57:41,904 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 159 transitions. [2024-11-09 00:57:41,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-09 00:57:41,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:57:41,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:57:41,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:57:41,908 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:57:41,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0558e445-5874-4145-a582-4481de5b336b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process