./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b --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 a226ce31ba121be12959c9f808294864b7ce31e285979cc78f1d291222aa3b25 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:34:54,189 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:34:54,242 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 00:34:54,246 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:34:54,246 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:34:54,264 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:34:54,265 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:34:54,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:34:54,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:34:54,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:34:54,266 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:34:54,266 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:34:54,266 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:34:54,266 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:34:54,266 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:34:54,267 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:34:54,267 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:34:54,268 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:34:54,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:54,268 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:34:54,268 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:34:54,268 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:34:54,268 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:34:54,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:34:54,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b 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 -> a226ce31ba121be12959c9f808294864b7ce31e285979cc78f1d291222aa3b25 [2024-12-06 00:34:54,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:34:54,472 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:34:54,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:34:54,475 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:34:54,475 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:34:54,476 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2024-12-06 00:34:57,079 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data/c2d88235c/47924088d6a14f14a99f0fccf40c6204/FLAGb8fbd85ce [2024-12-06 00:34:57,407 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:34:57,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2024-12-06 00:34:57,427 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data/c2d88235c/47924088d6a14f14a99f0fccf40c6204/FLAGb8fbd85ce [2024-12-06 00:34:57,658 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data/c2d88235c/47924088d6a14f14a99f0fccf40c6204 [2024-12-06 00:34:57,660 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:34:57,661 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:34:57,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:57,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:34:57,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:34:57,665 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:57" (1/1) ... [2024-12-06 00:34:57,666 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@285e7b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:57, skipping insertion in model container [2024-12-06 00:34:57,666 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:34:57" (1/1) ... [2024-12-06 00:34:57,703 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:34:58,512 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:58,536 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:34:58,627 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:34:58,768 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 00:34:58,775 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:34:58,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58 WrapperNode [2024-12-06 00:34:58,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:34:58,777 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:58,777 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:34:58,777 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:34:58,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,806 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,852 INFO L138 Inliner]: procedures = 597, calls = 507, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 826 [2024-12-06 00:34:58,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:34:58,853 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:34:58,853 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:34:58,853 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:34:58,861 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,869 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,869 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,902 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,905 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,909 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,928 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:34:58,929 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:34:58,929 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:34:58,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:34:58,930 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:34:58" (1/1) ... [2024-12-06 00:34:58,935 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:34:58,948 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:34:58,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:34:58,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:34:58,986 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2024-12-06 00:34:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:34:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 00:34:58,987 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 00:34:58,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 00:34:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:34:58,988 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:34:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:34:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:34:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:34:58,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:34:59,280 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:34:59,282 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:35:00,455 INFO L? ?]: Removed 251 outVars from TransFormulas that were not future-live. [2024-12-06 00:35:00,455 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:35:00,632 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:35:00,632 INFO L312 CfgBuilder]: Removed 11 assume(true) statements. [2024-12-06 00:35:00,633 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:35:00 BoogieIcfgContainer [2024-12-06 00:35:00,633 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:35:00,633 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:35:00,634 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:35:00,643 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:35:00,643 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:35:00" (1/1) ... [2024-12-06 00:35:00,651 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:35:00,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:00,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 132 states and 160 transitions. [2024-12-06 00:35:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 160 transitions. [2024-12-06 00:35:00,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:35:00,705 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:00,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:01,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:01,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:02,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:02,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 134 states and 163 transitions. [2024-12-06 00:35:02,194 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 163 transitions. [2024-12-06 00:35:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:35:02,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:02,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:02,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:02,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:02,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:02,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 135 states and 164 transitions. [2024-12-06 00:35:02,570 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 164 transitions. [2024-12-06 00:35:02,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 00:35:02,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:02,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:02,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:02,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:03,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:03,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 137 states and 167 transitions. [2024-12-06 00:35:03,033 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 167 transitions. [2024-12-06 00:35:03,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:35:03,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:03,034 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:03,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:03,360 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 00:35:03,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:03,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 136 states and 166 transitions. [2024-12-06 00:35:03,446 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 166 transitions. [2024-12-06 00:35:03,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:35:03,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:03,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:03,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:03,832 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:03,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:03,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 137 states and 167 transitions. [2024-12-06 00:35:03,891 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 167 transitions. [2024-12-06 00:35:03,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 00:35:03,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:03,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 00:35:04,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 136 states and 166 transitions. [2024-12-06 00:35:04,297 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 166 transitions. [2024-12-06 00:35:04,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 00:35:04,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:04,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:04,529 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 00:35:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 135 states and 165 transitions. [2024-12-06 00:35:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 165 transitions. [2024-12-06 00:35:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:35:04,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:04,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:04,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:05,025 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:05,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:05,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 138 states and 168 transitions. [2024-12-06 00:35:05,249 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 168 transitions. [2024-12-06 00:35:05,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:35:05,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:05,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:05,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:05,638 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:05,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:05,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 141 states and 171 transitions. [2024-12-06 00:35:05,794 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2024-12-06 00:35:05,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:35:05,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:05,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:06,185 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:06,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:06,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 144 states and 174 transitions. [2024-12-06 00:35:06,360 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2024-12-06 00:35:06,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:35:06,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:06,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:06,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:06,790 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:06,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:06,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 147 states and 177 transitions. [2024-12-06 00:35:06,992 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 177 transitions. [2024-12-06 00:35:06,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:35:06,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:06,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:07,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:07,415 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:07,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:07,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 150 states and 180 transitions. [2024-12-06 00:35:07,601 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 180 transitions. [2024-12-06 00:35:07,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 00:35:07,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:07,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:08,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:08,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 153 states and 183 transitions. [2024-12-06 00:35:08,206 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 183 transitions. [2024-12-06 00:35:08,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 00:35:08,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:08,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:08,533 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:08,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:08,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 156 states and 186 transitions. [2024-12-06 00:35:08,725 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 186 transitions. [2024-12-06 00:35:08,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:35:08,726 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:08,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:08,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:09,067 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:35:09,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:09,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 159 states and 188 transitions. [2024-12-06 00:35:09,183 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 188 transitions. [2024-12-06 00:35:09,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:35:09,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:09,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:09,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:09,631 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:09,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:09,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 158 states and 187 transitions. [2024-12-06 00:35:09,823 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 187 transitions. [2024-12-06 00:35:09,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:35:09,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:09,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:09,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:10,094 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:10,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 157 states and 186 transitions. [2024-12-06 00:35:10,118 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 186 transitions. [2024-12-06 00:35:10,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 00:35:10,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:10,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:10,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:10,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:10,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 156 states and 185 transitions. [2024-12-06 00:35:10,504 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 185 transitions. [2024-12-06 00:35:10,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 00:35:10,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:10,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:10,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:10,747 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:10,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:10,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 158 states and 188 transitions. [2024-12-06 00:35:10,841 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2024-12-06 00:35:10,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 00:35:10,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:10,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:10,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:11,041 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:11,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:11,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 159 states and 189 transitions. [2024-12-06 00:35:11,056 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2024-12-06 00:35:11,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 00:35:11,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:11,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:11,452 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:11,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:11,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 77 transitions. [2024-12-06 00:35:11,687 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2024-12-06 00:35:11,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 00:35:11,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:11,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:11,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:12,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:12,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 71 states and 80 transitions. [2024-12-06 00:35:12,146 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 80 transitions. [2024-12-06 00:35:12,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 00:35:12,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:12,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:12,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:12,522 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 00:35:12,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:12,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 89 transitions. [2024-12-06 00:35:12,907 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-12-06 00:35:12,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 00:35:12,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:12,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:13,187 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 00:35:13,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:13,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 88 transitions. [2024-12-06 00:35:13,390 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2024-12-06 00:35:13,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 00:35:13,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:13,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:13,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 00:35:13,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 76 states and 89 transitions. [2024-12-06 00:35:13,689 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-12-06 00:35:13,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:35:13,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:13,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:14,038 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 00:35:14,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:14,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 75 states and 88 transitions. [2024-12-06 00:35:14,309 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2024-12-06 00:35:14,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 00:35:14,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:14,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:14,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:14,526 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 00:35:14,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:14,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 77 states and 91 transitions. [2024-12-06 00:35:14,921 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 91 transitions. [2024-12-06 00:35:14,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 00:35:14,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:14,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:15,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:15,102 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 00:35:15,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:15,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 79 states and 92 transitions. [2024-12-06 00:35:15,291 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 92 transitions. [2024-12-06 00:35:15,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:35:15,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:15,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:15,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:15,560 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:15,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:15,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 80 states and 93 transitions. [2024-12-06 00:35:15,758 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 93 transitions. [2024-12-06 00:35:15,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:35:15,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:15,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:16,096 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:16,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:16,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 83 states and 96 transitions. [2024-12-06 00:35:16,519 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 96 transitions. [2024-12-06 00:35:16,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:35:16,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:16,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:16,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:16,828 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:17,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 86 states and 99 transitions. [2024-12-06 00:35:17,199 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 99 transitions. [2024-12-06 00:35:17,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 00:35:17,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:17,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:17,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:17,505 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:17,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 89 states and 102 transitions. [2024-12-06 00:35:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2024-12-06 00:35:17,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 00:35:17,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:17,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:18,306 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:18,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:18,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 92 states and 105 transitions. [2024-12-06 00:35:18,744 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2024-12-06 00:35:18,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 00:35:18,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:18,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:18,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:19,087 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:19,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:19,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 95 states and 108 transitions. [2024-12-06 00:35:19,496 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2024-12-06 00:35:19,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 00:35:19,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:19,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:19,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:19,883 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:20,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:20,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 98 states and 111 transitions. [2024-12-06 00:35:20,364 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 111 transitions. [2024-12-06 00:35:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 00:35:20,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:20,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:20,770 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:21,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:21,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 101 states and 114 transitions. [2024-12-06 00:35:21,267 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2024-12-06 00:35:21,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 00:35:21,268 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:21,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:21,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:21,604 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:21,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 104 states and 116 transitions. [2024-12-06 00:35:21,895 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 116 transitions. [2024-12-06 00:35:21,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 00:35:21,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:21,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:29,973 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 57 proven. 89 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:40,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:40,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 141 states and 176 transitions. [2024-12-06 00:35:40,377 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 176 transitions. [2024-12-06 00:35:40,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 00:35:40,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:40,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:40,670 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:35:40,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:40,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 142 states and 177 transitions. [2024-12-06 00:35:40,951 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 177 transitions. [2024-12-06 00:35:40,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 00:35:40,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:40,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:41,249 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:35:41,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:41,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 144 states and 180 transitions. [2024-12-06 00:35:41,392 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2024-12-06 00:35:41,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 00:35:41,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:41,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:41,626 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:35:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:41,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 145 states and 181 transitions. [2024-12-06 00:35:41,659 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 181 transitions. [2024-12-06 00:35:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 00:35:41,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:41,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:41,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:42,462 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:35:42,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:42,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 146 states and 181 transitions. [2024-12-06 00:35:42,879 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 181 transitions. [2024-12-06 00:35:42,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 00:35:42,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:42,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:43,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:43,219 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 00:35:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:45,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 155 states and 196 transitions. [2024-12-06 00:35:45,515 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 196 transitions. [2024-12-06 00:35:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 00:35:45,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:45,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:45,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:45,857 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:35:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:46,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 157 states and 200 transitions. [2024-12-06 00:35:46,213 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 200 transitions. [2024-12-06 00:35:46,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 00:35:46,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:46,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:46,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:46,611 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 00:35:49,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:49,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 167 states and 217 transitions. [2024-12-06 00:35:49,006 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 217 transitions. [2024-12-06 00:35:49,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 00:35:49,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:49,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:49,405 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:35:50,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:50,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 170 states and 221 transitions. [2024-12-06 00:35:50,101 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 221 transitions. [2024-12-06 00:35:50,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 00:35:50,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:50,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:50,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:50,450 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-06 00:35:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:50,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 172 states and 222 transitions. [2024-12-06 00:35:50,841 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 222 transitions. [2024-12-06 00:35:50,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 00:35:50,841 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:50,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:51,410 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-06 00:35:52,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:52,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 171 states and 221 transitions. [2024-12-06 00:35:52,282 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 221 transitions. [2024-12-06 00:35:52,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 00:35:52,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:52,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:52,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:52,557 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-06 00:35:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:35:52,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 173 states and 222 transitions. [2024-12-06 00:35:52,953 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 222 transitions. [2024-12-06 00:35:52,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 00:35:52,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:35:52,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:35:53,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:35:53,390 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-12-06 00:36:05,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:05,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 219 states and 280 transitions. [2024-12-06 00:36:05,449 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 280 transitions. [2024-12-06 00:36:05,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 00:36:05,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:05,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:05,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:05,734 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:36:06,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:06,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 222 states and 283 transitions. [2024-12-06 00:36:06,728 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 283 transitions. [2024-12-06 00:36:06,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 00:36:06,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:06,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:06,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:06,977 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-06 00:36:07,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:07,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 224 states and 284 transitions. [2024-12-06 00:36:07,736 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 284 transitions. [2024-12-06 00:36:07,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 00:36:07,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:07,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:08,030 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-06 00:36:08,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:08,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 226 states and 285 transitions. [2024-12-06 00:36:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 285 transitions. [2024-12-06 00:36:08,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 00:36:08,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:08,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:08,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:09,055 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:36:09,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:09,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 229 states and 288 transitions. [2024-12-06 00:36:09,895 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 288 transitions. [2024-12-06 00:36:09,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 00:36:09,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:09,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:10,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:10,269 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:36:11,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:11,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 232 states and 291 transitions. [2024-12-06 00:36:11,127 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 291 transitions. [2024-12-06 00:36:11,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 00:36:11,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:11,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:11,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:11,440 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:36:12,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:12,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 235 states and 294 transitions. [2024-12-06 00:36:12,322 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 294 transitions. [2024-12-06 00:36:12,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-06 00:36:12,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:12,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:12,692 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:36:13,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:13,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 238 states and 297 transitions. [2024-12-06 00:36:13,624 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 297 transitions. [2024-12-06 00:36:13,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-06 00:36:13,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:13,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:14,027 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:36:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:14,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 241 states and 300 transitions. [2024-12-06 00:36:14,911 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 300 transitions. [2024-12-06 00:36:14,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 00:36:14,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:14,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:15,304 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:36:16,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:16,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 244 states and 303 transitions. [2024-12-06 00:36:16,189 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 303 transitions. [2024-12-06 00:36:16,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-06 00:36:16,189 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:16,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:16,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 00:36:17,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:17,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 247 states and 305 transitions. [2024-12-06 00:36:17,257 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 305 transitions. [2024-12-06 00:36:17,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-06 00:36:17,258 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:17,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:36:18,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:36:18,081 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 00:36:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 00:36:29,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 00:36:29,138 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) [2024-12-06 00:36:29,142 INFO L158 Benchmark]: Toolchain (without parser) took 91481.00ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 113.2MB in the beginning and 552.4MB in the end (delta: -439.2MB). Peak memory consumption was 829.3MB. Max. memory is 16.1GB. [2024-12-06 00:36:29,142 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 00:36:29,143 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1114.58ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 85.3MB in the end (delta: 27.7MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2024-12-06 00:36:29,143 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.46ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 77.4MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:36:29,143 INFO L158 Benchmark]: Boogie Preprocessor took 75.67ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 70.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 00:36:29,143 INFO L158 Benchmark]: RCFGBuilder took 1703.76ms. Allocated memory is still 142.6MB. Free memory was 70.6MB in the beginning and 50.5MB in the end (delta: 20.1MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. [2024-12-06 00:36:29,144 INFO L158 Benchmark]: CodeCheck took 88507.75ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 50.5MB in the beginning and 552.4MB in the end (delta: -501.9MB). Peak memory consumption was 763.0MB. Max. memory is 16.1GB. [2024-12-06 00:36:29,146 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 0.28ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 31.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1114.58ms. Allocated memory is still 142.6MB. Free memory was 113.0MB in the beginning and 85.3MB in the end (delta: 27.7MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.46ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 77.4MB in the end (delta: 7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.67ms. Allocated memory is still 142.6MB. Free memory was 77.4MB in the beginning and 70.6MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1703.76ms. Allocated memory is still 142.6MB. Free memory was 70.6MB in the beginning and 50.5MB in the end (delta: 20.1MB). Peak memory consumption was 38.7MB. Max. memory is 16.1GB. * CodeCheck took 88507.75ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 50.5MB in the beginning and 552.4MB in the end (delta: -501.9MB). Peak memory consumption was 763.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 00:36:29,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b --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 a226ce31ba121be12959c9f808294864b7ce31e285979cc78f1d291222aa3b25 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:36:31,081 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:36:31,162 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 00:36:31,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:36:31,186 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:36:31,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:36:31,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:36:31,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:36:31,187 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:36:31,187 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:36:31,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:36:31,187 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:36:31,187 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:36:31,187 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:36:31,187 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 00:36:31,188 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 00:36:31,188 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 00:36:31,188 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 00:36:31,188 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 00:36:31,188 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:36:31,188 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:36:31,188 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:36:31,189 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:36:31,189 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:36:31,189 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:36:31,189 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:36:31,189 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 00:36:31,189 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:36:31,189 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:36:31,190 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:36:31,190 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:36:31,190 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:36:31,190 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 00:36:31,190 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 00:36:31,190 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 00:36:31,190 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b 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 -> a226ce31ba121be12959c9f808294864b7ce31e285979cc78f1d291222aa3b25 [2024-12-06 00:36:31,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:36:31,409 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:36:31,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:36:31,411 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:36:31,412 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:36:31,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2024-12-06 00:36:34,011 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data/a53e704fd/a044a2a2c88749ada418a41047fcacc4/FLAG9699a04a1 [2024-12-06 00:36:34,324 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:36:34,324 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2024-12-06 00:36:34,345 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data/a53e704fd/a044a2a2c88749ada418a41047fcacc4/FLAG9699a04a1 [2024-12-06 00:36:34,586 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/data/a53e704fd/a044a2a2c88749ada418a41047fcacc4 [2024-12-06 00:36:34,588 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:36:34,589 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:36:34,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:36:34,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:36:34,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:36:34,594 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:36:34" (1/1) ... [2024-12-06 00:36:34,595 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76eb2995 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:34, skipping insertion in model container [2024-12-06 00:36:34,595 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:36:34" (1/1) ... [2024-12-06 00:36:34,637 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:36:35,401 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,403 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,406 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,407 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,410 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,411 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,412 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,412 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,414 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,417 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,419 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,427 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,433 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,433 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,438 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,450 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 00:36:35,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:36:35,497 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:36:35,601 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:36:35,750 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 00:36:35,757 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:36:35,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35 WrapperNode [2024-12-06 00:36:35,758 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:36:35,759 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:36:35,759 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:36:35,759 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:36:35,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,794 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,843 INFO L138 Inliner]: procedures = 608, calls = 507, calls flagged for inlining = 16, calls inlined = 14, statements flattened = 804 [2024-12-06 00:36:35,843 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:36:35,844 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:36:35,844 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:36:35,844 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:36:35,851 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,851 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,861 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,894 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,902 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,931 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:36:35,932 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:36:35,932 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:36:35,932 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:36:35,933 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:36:35" (1/1) ... [2024-12-06 00:36:35,939 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:36:35,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:36:35,964 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:36:35,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:36:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2024-12-06 00:36:35,991 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2024-12-06 00:36:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:36:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 00:36:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 00:36:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 00:36:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:36:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:36:35,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:36:35,992 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 00:36:35,992 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:36:35,992 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:36:35,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:36:35,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:36:35,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 00:36:35,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 00:36:35,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 00:36:35,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 00:36:35,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 00:36:36,337 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:36:36,339 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:36:48,542 INFO L? ?]: Removed 237 outVars from TransFormulas that were not future-live. [2024-12-06 00:36:48,542 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:36:48,710 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:36:48,710 INFO L312 CfgBuilder]: Removed 11 assume(true) statements. [2024-12-06 00:36:48,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:36:48 BoogieIcfgContainer [2024-12-06 00:36:48,710 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:36:48,711 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:36:48,711 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:36:48,719 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:36:48,719 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:36:48" (1/1) ... [2024-12-06 00:36:48,724 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:36:48,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:36:48,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 132 states and 160 transitions. [2024-12-06 00:36:48,765 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 160 transitions. [2024-12-06 00:36:48,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 00:36:48,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:36:48,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:36:48,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:36:48,771 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:36:48,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 00:36:49,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:49,289 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:36:49,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:36:49,988 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:36:49,991 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:36:49,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:36:50,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 00:37:00,288 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:37:00,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:00,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 131 states and 159 transitions. [2024-12-06 00:37:00,437 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 159 transitions. [2024-12-06 00:37:00,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 00:37:00,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:00,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:00,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:00,439 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:00,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 00:37:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:01,492 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:02,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:02,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:37:02,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:02,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:02,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 00:37:12,530 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:37:12,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:12,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 134 states and 163 transitions. [2024-12-06 00:37:12,805 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 163 transitions. [2024-12-06 00:37:12,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 00:37:12,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:12,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:12,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:12,808 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:12,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 00:37:13,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:13,923 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:14,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:14,523 INFO L256 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:37:14,524 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:14,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:14,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 00:37:15,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:15,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 137 states and 166 transitions. [2024-12-06 00:37:15,202 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 166 transitions. [2024-12-06 00:37:15,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 00:37:15,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:15,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:15,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:15,205 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:15,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 00:37:16,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:16,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:16,792 INFO L256 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:37:16,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:17,065 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:17,072 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 00:37:17,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:17,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 140 states and 169 transitions. [2024-12-06 00:37:17,669 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 169 transitions. [2024-12-06 00:37:17,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 00:37:17,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:17,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:17,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:17,672 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:17,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 00:37:18,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:18,741 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:19,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:19,398 INFO L256 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:37:19,399 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:19,752 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:19,758 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 00:37:20,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:20,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 143 states and 172 transitions. [2024-12-06 00:37:20,483 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 172 transitions. [2024-12-06 00:37:20,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 00:37:20,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:20,483 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:20,483 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:20,486 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:20,487 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 00:37:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:21,491 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:21,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:22,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 00:37:22,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:22,530 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:22,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 00:37:23,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:23,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 146 states and 175 transitions. [2024-12-06 00:37:23,410 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 175 transitions. [2024-12-06 00:37:23,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 00:37:23,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:23,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:23,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:23,412 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:23,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 00:37:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:24,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:25,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:25,170 INFO L256 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:37:25,171 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:25,709 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:25,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 00:37:26,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:26,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 149 states and 178 transitions. [2024-12-06 00:37:26,686 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 178 transitions. [2024-12-06 00:37:26,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 00:37:26,686 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:26,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:26,687 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:26,688 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:26,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 00:37:27,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:27,804 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:28,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:28,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 00:37:28,374 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:28,995 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:29,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 00:37:30,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:30,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 152 states and 181 transitions. [2024-12-06 00:37:30,116 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 181 transitions. [2024-12-06 00:37:30,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 00:37:30,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:30,117 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:30,117 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:30,119 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:30,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 00:37:31,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:31,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:31,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:31,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:37:31,978 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:32,679 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:32,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 00:37:33,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:33,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 155 states and 184 transitions. [2024-12-06 00:37:33,942 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 184 transitions. [2024-12-06 00:37:33,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 00:37:33,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:33,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:33,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:33,945 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:33,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 00:37:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:35,076 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:35,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:35,677 INFO L256 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:37:35,679 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:36,505 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:36,513 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 00:37:37,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:37,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 158 states and 187 transitions. [2024-12-06 00:37:37,906 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 187 transitions. [2024-12-06 00:37:37,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 00:37:37,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:37,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:37,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:37,909 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:37,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 00:37:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:39,113 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:39,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:39,822 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 00:37:39,824 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:40,728 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:40,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 00:37:42,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:42,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 161 states and 190 transitions. [2024-12-06 00:37:42,263 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 190 transitions. [2024-12-06 00:37:42,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 00:37:42,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:42,264 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:42,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:42,266 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:42,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 00:37:43,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:43,499 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:44,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:44,116 INFO L256 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:37:44,117 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 00:37:45,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 00:37:46,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:46,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 158 states and 185 transitions. [2024-12-06 00:37:46,768 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 185 transitions. [2024-12-06 00:37:46,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 00:37:46,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:46,769 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:46,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:46,771 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:46,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 00:37:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:47,493 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:48,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:48,084 INFO L256 TraceCheckSpWp]: Trace formula consists of 702 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:37:48,085 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:48,088 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:37:48,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 00:37:48,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:48,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 157 states and 184 transitions. [2024-12-06 00:37:48,112 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 184 transitions. [2024-12-06 00:37:48,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 00:37:48,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:48,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:48,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:48,114 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:48,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 00:37:49,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:49,807 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:50,436 INFO L256 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:37:50,437 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:51,488 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:37:51,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 00:37:52,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:52,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 156 states and 183 transitions. [2024-12-06 00:37:52,676 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 183 transitions. [2024-12-06 00:37:52,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 00:37:52,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:52,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:52,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:52,678 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:52,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 00:37:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:53,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:53,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:53,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 712 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:37:53,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:53,979 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:37:53,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 00:37:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 155 states and 182 transitions. [2024-12-06 00:37:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 182 transitions. [2024-12-06 00:37:53,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 00:37:53,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:53,991 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:53,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:53,992 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:53,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 00:37:54,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:54,759 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:55,367 INFO L256 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:37:55,368 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:37:55,968 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 00:37:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:56,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 154 states and 181 transitions. [2024-12-06 00:37:56,670 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 181 transitions. [2024-12-06 00:37:56,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 00:37:56,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:56,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:56,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:56,672 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:56,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 00:37:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:57,506 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:58,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:37:58,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:58,150 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:37:58,159 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 00:37:58,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:58,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 153 states and 180 transitions. [2024-12-06 00:37:58,291 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 180 transitions. [2024-12-06 00:37:58,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 00:37:58,291 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:58,291 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:58,292 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:58,294 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:58,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 00:37:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:59,106 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:37:59,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:37:59,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 00:37:59,821 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:37:59,824 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:37:59,834 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 00:37:59,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:37:59,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 152 states and 179 transitions. [2024-12-06 00:37:59,841 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 179 transitions. [2024-12-06 00:37:59,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 00:37:59,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:37:59,842 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:37:59,842 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:37:59,844 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:37:59,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 00:38:01,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:01,452 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:02,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:02,142 INFO L256 TraceCheckSpWp]: Trace formula consists of 775 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:38:02,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:02,753 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:02,767 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 00:38:03,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 155 states and 183 transitions. [2024-12-06 00:38:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 183 transitions. [2024-12-06 00:38:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 00:38:03,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:03,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:03,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:03,594 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:03,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 00:38:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:05,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:06,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:06,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:38:06,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:07,112 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:07,126 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 00:38:09,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:09,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 65 states and 71 transitions. [2024-12-06 00:38:09,218 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 71 transitions. [2024-12-06 00:38:09,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 00:38:09,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:09,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:09,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:09,220 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:09,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 00:38:10,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:10,912 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:11,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:11,557 INFO L256 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 00:38:11,558 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:12,301 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:12,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 00:38:14,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:14,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 68 states and 74 transitions. [2024-12-06 00:38:14,159 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 74 transitions. [2024-12-06 00:38:14,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 00:38:14,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:14,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:14,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:14,161 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:14,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 00:38:15,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:15,769 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:16,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:16,321 INFO L256 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 00:38:16,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:17,186 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:17,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 00:38:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:19,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 71 states and 77 transitions. [2024-12-06 00:38:19,249 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 77 transitions. [2024-12-06 00:38:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 00:38:19,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:19,250 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:19,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:19,252 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:19,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 00:38:21,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:21,054 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:21,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:21,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 00:38:21,703 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:22,641 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:22,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 00:38:24,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:24,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 74 states and 80 transitions. [2024-12-06 00:38:24,894 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 80 transitions. [2024-12-06 00:38:24,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:38:24,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:24,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:24,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:24,897 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:24,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 00:38:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:26,924 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:27,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:27,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 00:38:27,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:28,573 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:28,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 00:38:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:30,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 77 states and 83 transitions. [2024-12-06 00:38:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 83 transitions. [2024-12-06 00:38:30,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 00:38:30,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:30,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:30,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:30,920 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:30,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 00:38:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:32,776 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:33,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:33,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 00:38:33,397 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:34,520 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:34,538 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 00:38:37,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:37,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 80 states and 86 transitions. [2024-12-06 00:38:37,009 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 86 transitions. [2024-12-06 00:38:37,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 00:38:37,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:37,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:37,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:37,012 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:37,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 00:38:38,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:38,872 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:39,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 00:38:39,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:40,657 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:40,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 00:38:43,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:43,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 83 states and 89 transitions. [2024-12-06 00:38:43,274 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 89 transitions. [2024-12-06 00:38:43,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 00:38:43,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:43,275 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:43,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:43,277 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:43,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 00:38:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:45,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:45,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:45,857 INFO L256 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 00:38:45,858 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:47,236 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:47,255 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 00:38:49,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:49,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 86 states and 92 transitions. [2024-12-06 00:38:49,980 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 92 transitions. [2024-12-06 00:38:49,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 00:38:49,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:49,980 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:49,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:49,982 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:49,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 00:38:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:52,064 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:52,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:52,637 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 00:38:52,639 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:38:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:38:54,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 00:38:57,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:38:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 89 states and 95 transitions. [2024-12-06 00:38:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2024-12-06 00:38:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 00:38:57,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:38:57,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:38:57,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:38:57,087 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:38:57,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 00:38:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:59,149 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:38:59,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:38:59,817 INFO L256 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 00:38:59,818 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:39:01,347 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:39:01,368 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 00:39:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:04,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 92 states and 98 transitions. [2024-12-06 00:39:04,331 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2024-12-06 00:39:04,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 00:39:04,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:04,332 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:39:04,332 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:39:04,334 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:39:04,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 00:39:06,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:06,353 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:39:06,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:06,968 INFO L256 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 00:39:06,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:39:08,630 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 00:39:08,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 00:39:11,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:11,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 89 states and 93 transitions. [2024-12-06 00:39:11,897 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 93 transitions. [2024-12-06 00:39:11,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 00:39:11,897 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:11,897 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:39:11,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:39:11,899 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:39:11,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 00:39:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:14,003 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 00:39:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:39:14,560 INFO L256 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 00:39:14,561 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 00:39:16,263 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 00:39:16,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 00:39:52,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:39:52,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 122 states and 127 transitions. [2024-12-06 00:39:52,825 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 127 transitions. [2024-12-06 00:39:52,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 00:39:52,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:39:52,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 00:39:52,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 00:39:52,827 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 00:39:52,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03617301-e000-43b5-a02b-9578f6d94bc2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process