./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.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_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/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_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/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_09afefe5-ce1f-43ad-ac53-149169ab60e2/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 9c7796745953b6206348345fcef2fe39b8cd94bc666f8f6dde12d2e156216f8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:04:01,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:04:01,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 05:04:01,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:04:01,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:04:02,010 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:04:02,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:04:02,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:04:02,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:04:02,012 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:04:02,012 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:04:02,012 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:04:02,012 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:04:02,012 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:04:02,012 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:04:02,012 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:04:02,012 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:04:02,012 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:04:02,013 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:04:02,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:04:02,013 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:04:02,013 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:04:02,013 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:04:02,013 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:04:02,013 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:04:02,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:04:02,013 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:04:02,013 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:04:02,013 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:04:02,014 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:04:02,014 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:04:02,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:04:02,014 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_09afefe5-ce1f-43ad-ac53-149169ab60e2/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 -> 9c7796745953b6206348345fcef2fe39b8cd94bc666f8f6dde12d2e156216f8e [2024-12-06 05:04:02,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:04:02,264 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:04:02,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:04:02,267 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:04:02,267 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:04:02,269 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2024-12-06 05:04:04,931 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data/022b66f49/4493addf510b4adeb4247db43d405a29/FLAGf6d2f0e87 [2024-12-06 05:04:05,237 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:04:05,238 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2024-12-06 05:04:05,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data/022b66f49/4493addf510b4adeb4247db43d405a29/FLAGf6d2f0e87 [2024-12-06 05:04:05,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data/022b66f49/4493addf510b4adeb4247db43d405a29 [2024-12-06 05:04:05,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:04:05,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:04:05,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:04:05,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:04:05,282 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:04:05,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@529e1d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:05, skipping insertion in model container [2024-12-06 05:04:05,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:04:05" (1/1) ... [2024-12-06 05:04:05,328 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:04:06,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:04:06,280 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:04:06,383 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:04:06,513 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 05:04:06,519 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:04:06,520 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06 WrapperNode [2024-12-06 05:04:06,520 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:04:06,521 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:04:06,521 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:04:06,521 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:04:06,526 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,556 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,606 INFO L138 Inliner]: procedures = 633, calls = 577, calls flagged for inlining = 17, calls inlined = 15, statements flattened = 1061 [2024-12-06 05:04:06,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:04:06,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:04:06,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:04:06,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:04:06,614 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,614 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,624 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,624 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,659 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,675 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,679 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,689 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:04:06,690 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:04:06,690 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:04:06,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:04:06,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:04:06" (1/1) ... [2024-12-06 05:04:06,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:04:06,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:04:06,737 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:04:06,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:04:06,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure xatoul_sfx [2024-12-06 05:04:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoul_sfx [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:04:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 05:04:06,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 05:04:06,760 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:04:06,761 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:04:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:04:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:04:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2024-12-06 05:04:06,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2024-12-06 05:04:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 05:04:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-12-06 05:04:06,761 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-12-06 05:04:06,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 05:04:07,058 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:04:07,060 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:04:16,025 INFO L? ?]: Removed 288 outVars from TransFormulas that were not future-live. [2024-12-06 05:04:16,025 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:04:16,275 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:04:16,276 INFO L312 CfgBuilder]: Removed 13 assume(true) statements. [2024-12-06 05:04:16,276 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:04:16 BoogieIcfgContainer [2024-12-06 05:04:16,276 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:04:16,277 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:04:16,277 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:04:16,287 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:04:16,287 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:04:16" (1/1) ... [2024-12-06 05:04:16,295 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:04:16,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 169 states and 217 transitions. [2024-12-06 05:04:16,348 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 217 transitions. [2024-12-06 05:04:16,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:04:16,350 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:16,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:17,340 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 05:04:23,541 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:04:23,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:23,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 171 states and 220 transitions. [2024-12-06 05:04:23,626 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 220 transitions. [2024-12-06 05:04:23,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:04:23,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:23,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:24,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:24,207 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 05:04:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:24,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 172 states and 221 transitions. [2024-12-06 05:04:24,235 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 221 transitions. [2024-12-06 05:04:24,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 05:04:24,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:24,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:24,806 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 05:04:24,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:24,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 174 states and 224 transitions. [2024-12-06 05:04:24,927 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 224 transitions. [2024-12-06 05:04:24,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:04:24,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:24,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:25,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:25,297 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 05:04:25,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:25,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 173 states and 223 transitions. [2024-12-06 05:04:25,476 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 223 transitions. [2024-12-06 05:04:25,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:04:25,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:25,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:25,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:26,047 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 05:04:26,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:26,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 174 states and 224 transitions. [2024-12-06 05:04:26,194 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 224 transitions. [2024-12-06 05:04:26,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 05:04:26,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:26,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:26,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:26,568 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 05:04:26,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:26,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 173 states and 223 transitions. [2024-12-06 05:04:26,855 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 223 transitions. [2024-12-06 05:04:26,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 05:04:26,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:26,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:27,171 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 05:04:27,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:27,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 172 states and 222 transitions. [2024-12-06 05:04:27,240 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 222 transitions. [2024-12-06 05:04:27,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:04:27,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:27,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:27,641 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 05:04:28,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:28,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 175 states and 225 transitions. [2024-12-06 05:04:28,093 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 225 transitions. [2024-12-06 05:04:28,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:04:28,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:28,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:28,689 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 05:04:28,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:28,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 178 states and 228 transitions. [2024-12-06 05:04:28,969 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 228 transitions. [2024-12-06 05:04:28,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:04:28,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:28,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:29,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:29,384 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 05:04:29,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:29,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 181 states and 231 transitions. [2024-12-06 05:04:29,747 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 231 transitions. [2024-12-06 05:04:29,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:04:29,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:29,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:30,204 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 05:04:30,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:30,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 184 states and 234 transitions. [2024-12-06 05:04:30,635 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 234 transitions. [2024-12-06 05:04:30,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:04:30,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:30,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:30,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:31,157 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 05:04:31,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:31,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 187 states and 237 transitions. [2024-12-06 05:04:31,544 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 237 transitions. [2024-12-06 05:04:31,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:04:31,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:31,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:31,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:32,086 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 05:04:32,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:32,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 190 states and 240 transitions. [2024-12-06 05:04:32,497 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 240 transitions. [2024-12-06 05:04:32,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:04:32,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:32,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:32,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:32,977 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 05:04:33,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:33,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 193 states and 243 transitions. [2024-12-06 05:04:33,452 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 243 transitions. [2024-12-06 05:04:33,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:04:33,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:33,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:33,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:33,951 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 05:04:34,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:34,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 196 states and 245 transitions. [2024-12-06 05:04:34,220 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 245 transitions. [2024-12-06 05:04:34,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:04:34,220 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:34,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:34,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:34,933 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 05:04:35,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:35,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 195 states and 244 transitions. [2024-12-06 05:04:35,417 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 244 transitions. [2024-12-06 05:04:35,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 05:04:35,417 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:35,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:35,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:35,734 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 05:04:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 194 states and 243 transitions. [2024-12-06 05:04:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 243 transitions. [2024-12-06 05:04:35,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 05:04:35,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:35,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:35,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:36,127 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 05:04:36,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:36,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 193 states and 242 transitions. [2024-12-06 05:04:36,380 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 242 transitions. [2024-12-06 05:04:36,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:04:36,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:36,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:36,783 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 05:04:36,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 194 states and 244 transitions. [2024-12-06 05:04:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 244 transitions. [2024-12-06 05:04:36,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:04:36,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:36,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:37,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:37,352 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 05:04:37,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:37,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 195 states and 245 transitions. [2024-12-06 05:04:37,379 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 245 transitions. [2024-12-06 05:04:37,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 05:04:37,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:37,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:37,775 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 05:04:37,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:37,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 196 states and 246 transitions. [2024-12-06 05:04:37,802 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 246 transitions. [2024-12-06 05:04:37,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 05:04:37,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:37,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:38,406 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 05:04:39,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:39,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 202 states and 257 transitions. [2024-12-06 05:04:39,409 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 257 transitions. [2024-12-06 05:04:39,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 05:04:39,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:39,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:39,818 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 05:04:40,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:40,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 204 states and 261 transitions. [2024-12-06 05:04:40,607 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 261 transitions. [2024-12-06 05:04:40,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:04:40,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:40,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:40,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:40,910 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 05:04:40,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:40,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 205 states and 262 transitions. [2024-12-06 05:04:40,932 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 262 transitions. [2024-12-06 05:04:40,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:04:40,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:40,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:41,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:41,325 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 05:04:41,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 204 states and 261 transitions. [2024-12-06 05:04:41,937 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 261 transitions. [2024-12-06 05:04:41,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:04:41,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:41,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:42,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:42,605 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 05:04:43,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:43,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 205 states and 262 transitions. [2024-12-06 05:04:43,544 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 262 transitions. [2024-12-06 05:04:43,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:04:43,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:43,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:43,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:44,221 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 05:04:45,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:45,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 206 states and 264 transitions. [2024-12-06 05:04:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 264 transitions. [2024-12-06 05:04:45,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:04:45,442 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:45,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:45,738 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 05:04:46,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:46,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 208 states and 267 transitions. [2024-12-06 05:04:46,721 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 267 transitions. [2024-12-06 05:04:46,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 05:04:46,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:46,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:46,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:46,997 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 05:04:47,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:47,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 209 states and 267 transitions. [2024-12-06 05:04:47,219 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 267 transitions. [2024-12-06 05:04:47,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 05:04:47,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:47,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:47,753 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 05:04:48,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:48,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 210 states and 268 transitions. [2024-12-06 05:04:48,382 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 268 transitions. [2024-12-06 05:04:48,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 05:04:48,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:48,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:48,762 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 05:04:49,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:49,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 211 states and 270 transitions. [2024-12-06 05:04:49,214 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 270 transitions. [2024-12-06 05:04:49,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 05:04:49,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:49,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:49,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:49,563 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 05:04:50,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:50,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 212 states and 270 transitions. [2024-12-06 05:04:50,088 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 270 transitions. [2024-12-06 05:04:50,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 05:04:50,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:50,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:50,539 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 05:04:51,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:51,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 215 states and 273 transitions. [2024-12-06 05:04:51,838 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 273 transitions. [2024-12-06 05:04:51,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 05:04:51,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:51,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:52,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:52,314 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 05:04:53,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:53,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 218 states and 276 transitions. [2024-12-06 05:04:53,380 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 276 transitions. [2024-12-06 05:04:53,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:04:53,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:53,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:53,940 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 05:04:55,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:55,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 221 states and 279 transitions. [2024-12-06 05:04:55,072 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 279 transitions. [2024-12-06 05:04:55,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 05:04:55,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:55,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:55,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:55,620 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 05:04:56,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:56,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 224 states and 282 transitions. [2024-12-06 05:04:56,906 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 282 transitions. [2024-12-06 05:04:56,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 05:04:56,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:56,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:57,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:57,489 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 05:04:58,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:04:58,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 227 states and 285 transitions. [2024-12-06 05:04:58,772 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 285 transitions. [2024-12-06 05:04:58,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 05:04:58,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:04:58,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:04:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:04:59,424 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 05:05:00,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:00,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 230 states and 288 transitions. [2024-12-06 05:05:00,739 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 288 transitions. [2024-12-06 05:05:00,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-12-06 05:05:00,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:00,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:05:00,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:01,375 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 05:05:02,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:02,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 233 states and 291 transitions. [2024-12-06 05:05:02,714 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 291 transitions. [2024-12-06 05:05:02,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 05:05:02,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:02,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:05:02,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:03,241 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 05:05:04,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:05:04,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 236 states and 293 transitions. [2024-12-06 05:05:04,030 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 293 transitions. [2024-12-06 05:05:04,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 05:05:04,031 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:05:04,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:05:04,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:05:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-12-06 05:05:23,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:06:00,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:00,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 308 states and 391 transitions. [2024-12-06 05:06:00,932 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 391 transitions. [2024-12-06 05:06:00,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 05:06:00,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:00,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:01,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:01,934 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 05:06:09,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:09,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 317 states and 407 transitions. [2024-12-06 05:06:09,511 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 407 transitions. [2024-12-06 05:06:09,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 05:06:09,513 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:09,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:09,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:09,934 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2024-12-06 05:06:10,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:10,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 315 states and 401 transitions. [2024-12-06 05:06:10,539 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 401 transitions. [2024-12-06 05:06:10,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 05:06:10,540 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:10,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:10,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:11,422 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 05:06:20,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:20,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 325 states and 418 transitions. [2024-12-06 05:06:20,098 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 418 transitions. [2024-12-06 05:06:20,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 05:06:20,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:20,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:20,477 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 05:06:20,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:20,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 324 states and 415 transitions. [2024-12-06 05:06:20,533 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 415 transitions. [2024-12-06 05:06:20,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 05:06:20,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:20,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:21,441 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 148 proven. 28 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 05:06:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:22,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 286 states and 370 transitions. [2024-12-06 05:06:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 370 transitions. [2024-12-06 05:06:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 05:06:22,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:22,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:24,289 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 05:06:25,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:25,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 287 states and 370 transitions. [2024-12-06 05:06:25,348 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 370 transitions. [2024-12-06 05:06:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 05:06:25,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:25,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:25,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:25,724 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 05:06:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 289 states and 371 transitions. [2024-12-06 05:06:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 371 transitions. [2024-12-06 05:06:26,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 05:06:26,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:26,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:27,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:27,306 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 05:06:28,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:28,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 291 states and 372 transitions. [2024-12-06 05:06:28,509 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 372 transitions. [2024-12-06 05:06:28,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 05:06:28,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:28,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:28,936 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 05:06:31,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:31,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 294 states and 375 transitions. [2024-12-06 05:06:31,553 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 375 transitions. [2024-12-06 05:06:31,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 05:06:31,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:31,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:31,919 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 05:06:34,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:34,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 297 states and 378 transitions. [2024-12-06 05:06:34,063 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 378 transitions. [2024-12-06 05:06:34,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 05:06:34,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:34,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:34,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:34,559 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 05:06:36,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:36,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 300 states and 381 transitions. [2024-12-06 05:06:36,734 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 381 transitions. [2024-12-06 05:06:36,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-12-06 05:06:36,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:36,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:37,231 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 05:06:39,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:39,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 303 states and 384 transitions. [2024-12-06 05:06:39,162 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 384 transitions. [2024-12-06 05:06:39,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-12-06 05:06:39,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:39,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:39,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:39,616 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 05:06:41,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:41,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 306 states and 387 transitions. [2024-12-06 05:06:41,810 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 387 transitions. [2024-12-06 05:06:41,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 05:06:41,811 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:41,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:42,266 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 05:06:44,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:44,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 309 states and 390 transitions. [2024-12-06 05:06:44,545 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 390 transitions. [2024-12-06 05:06:44,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-12-06 05:06:44,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:44,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:44,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:45,029 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 05:06:47,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 312 states and 393 transitions. [2024-12-06 05:06:47,382 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 393 transitions. [2024-12-06 05:06:47,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-06 05:06:47,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:47,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:47,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:06:47,958 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 05:06:49,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:06:49,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 315 states and 395 transitions. [2024-12-06 05:06:49,589 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 395 transitions. [2024-12-06 05:06:49,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-06 05:06:49,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:06:49,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:06:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:07:10,819 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 0 proven. 471 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 05:08:21,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:08:21,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 392 states and 515 transitions. [2024-12-06 05:08:21,843 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 515 transitions. [2024-12-06 05:08:21,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-12-06 05:08:21,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:08:21,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:08:22,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:08:23,350 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2024-12-06 05:08:35,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:08:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 401 states and 533 transitions. [2024-12-06 05:08:35,705 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 533 transitions. [2024-12-06 05:08:35,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 05:08:35,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:08:35,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:08:36,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:09:01,815 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 0 proven. 471 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 05:10:03,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:10:03,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 443 states and 602 transitions. [2024-12-06 05:10:03,093 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 602 transitions. [2024-12-06 05:10:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 05:10:03,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:10:03,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:10:03,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:10:04,447 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2024-12-06 05:11:25,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:25,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 520 states and 707 transitions. [2024-12-06 05:11:25,412 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 707 transitions. [2024-12-06 05:11:25,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 05:11:25,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:25,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:25,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:25,839 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 766 trivial. 0 not checked. [2024-12-06 05:11:28,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:28,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 521 states and 712 transitions. [2024-12-06 05:11:28,886 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 712 transitions. [2024-12-06 05:11:28,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-06 05:11:28,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:28,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:29,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:34,242 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2024-12-06 05:11:39,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:39,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 521 states and 710 transitions. [2024-12-06 05:11:39,195 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 710 transitions. [2024-12-06 05:11:39,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-12-06 05:11:39,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:39,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:39,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:39,569 INFO L134 CoverageAnalysis]: Checked inductivity of 983 backedges. 213 proven. 0 refuted. 0 times theorem prover too weak. 770 trivial. 0 not checked. [2024-12-06 05:11:41,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:41,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 523 states and 711 transitions. [2024-12-06 05:11:41,758 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 711 transitions. [2024-12-06 05:11:41,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-06 05:11:41,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:41,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:42,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:11:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 985 backedges. 0 proven. 212 refuted. 0 times theorem prover too weak. 773 trivial. 0 not checked. [2024-12-06 05:11:44,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:11:44,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 525 states and 712 transitions. [2024-12-06 05:11:44,420 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 712 transitions. [2024-12-06 05:11:44,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-12-06 05:11:44,421 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:11:44,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 05:11:45,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:11:45,357 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 05:11:45,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 05:11:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 05:11:56,477 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 05:11:56,482 INFO L158 Benchmark]: Toolchain (without parser) took 471205.52ms. Allocated memory was 142.6MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 112.3MB in the beginning and 1.9GB in the end (delta: -1.8GB). Peak memory consumption was 818.2MB. Max. memory is 16.1GB. [2024-12-06 05:11:56,483 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:11:56,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1242.28ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 73.6MB in the end (delta: 38.7MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2024-12-06 05:11:56,484 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.77ms. Allocated memory is still 142.6MB. Free memory was 73.6MB in the beginning and 64.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:11:56,484 INFO L158 Benchmark]: Boogie Preprocessor took 82.25ms. Allocated memory is still 142.6MB. Free memory was 64.7MB in the beginning and 56.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 05:11:56,485 INFO L158 Benchmark]: RCFGBuilder took 9586.45ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 56.3MB in the beginning and 166.7MB in the end (delta: -110.4MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. [2024-12-06 05:11:56,485 INFO L158 Benchmark]: CodeCheck took 460204.18ms. Allocated memory was 310.4MB in the beginning and 2.8GB in the end (delta: 2.4GB). Free memory was 166.7MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 701.0MB. Max. memory is 16.1GB. [2024-12-06 05:11:56,488 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 0.26ms. Allocated memory is still 142.6MB. Free memory is still 82.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1242.28ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 73.6MB in the end (delta: 38.7MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.77ms. Allocated memory is still 142.6MB. Free memory was 73.6MB in the beginning and 64.7MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.25ms. Allocated memory is still 142.6MB. Free memory was 64.7MB in the beginning and 56.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 9586.45ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 56.3MB in the beginning and 166.7MB in the end (delta: -110.4MB). Peak memory consumption was 71.8MB. Max. memory is 16.1GB. * CodeCheck took 460204.18ms. Allocated memory was 310.4MB in the beginning and 2.8GB in the end (delta: 2.4GB). Free memory was 166.7MB in the beginning and 1.9GB in the end (delta: -1.7GB). Peak memory consumption was 701.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 05:11:56,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/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_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/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_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/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_09afefe5-ce1f-43ad-ac53-149169ab60e2/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 9c7796745953b6206348345fcef2fe39b8cd94bc666f8f6dde12d2e156216f8e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:11:58,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:11:58,679 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 05:11:58,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:11:58,705 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:11:58,705 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:11:58,705 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:11:58,705 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:11:58,706 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:11:58,706 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 05:11:58,707 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:11:58,707 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:11:58,707 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:11:58,707 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:11:58,707 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:11:58,707 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:11:58,707 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:11:58,707 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:11:58,707 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:11:58,707 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:11:58,707 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:11:58,708 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:11:58,708 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:11:58,708 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:11:58,708 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:11:58,708 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:11:58,708 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_09afefe5-ce1f-43ad-ac53-149169ab60e2/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 -> 9c7796745953b6206348345fcef2fe39b8cd94bc666f8f6dde12d2e156216f8e [2024-12-06 05:11:58,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:11:58,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:11:58,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:11:58,959 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:11:58,959 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:11:58,960 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2024-12-06 05:12:01,743 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data/97113ca6c/0d8b4134b56745728ba06d44ed7aef4a/FLAG58b30abdb [2024-12-06 05:12:02,032 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:12:02,032 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/sv-benchmarks/c/busybox-1.22.0/sleep-3.i [2024-12-06 05:12:02,055 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data/97113ca6c/0d8b4134b56745728ba06d44ed7aef4a/FLAG58b30abdb [2024-12-06 05:12:02,070 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/data/97113ca6c/0d8b4134b56745728ba06d44ed7aef4a [2024-12-06 05:12:02,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:12:02,074 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:12:02,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:12:02,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:12:02,080 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:12:02,081 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:12:02" (1/1) ... [2024-12-06 05:12:02,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f226871 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:02, skipping insertion in model container [2024-12-06 05:12:02,081 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:12:02" (1/1) ... [2024-12-06 05:12:02,126 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:12:03,029 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 05:12:03,032 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 05:12:03,034 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 05:12:03,036 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 05:12:03,038 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 05:12:03,038 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 05:12:03,040 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 05:12:03,040 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 05:12:03,041 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 05:12:03,054 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 05:12:03,056 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 05:12:03,062 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 05:12:03,062 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 05:12:03,068 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 05:12:03,071 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 05:12:03,077 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 05:12:03,087 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 05:12:03,097 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 05:12:03,108 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 05:12:03,118 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:12:03,146 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:12:03,258 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:12:03,408 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 05:12:03,415 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:12:03,416 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03 WrapperNode [2024-12-06 05:12:03,416 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:12:03,417 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:12:03,417 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:12:03,417 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:12:03,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,454 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,510 INFO L138 Inliner]: procedures = 648, calls = 577, calls flagged for inlining = 17, calls inlined = 15, statements flattened = 1037 [2024-12-06 05:12:03,511 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:12:03,512 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:12:03,512 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:12:03,512 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:12:03,519 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,544 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,545 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,584 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,607 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,625 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:12:03,626 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:12:03,626 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:12:03,626 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:12:03,627 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:12:03" (1/1) ... [2024-12-06 05:12:03,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:12:03,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:12:03,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:12:03,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:12:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 05:12:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 05:12:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:12:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 05:12:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure xatoul_sfx [2024-12-06 05:12:03,703 INFO L138 BoogieDeclarations]: Found implementation of procedure xatoul_sfx [2024-12-06 05:12:03,703 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:12:03,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 05:12:03,704 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 05:12:03,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 05:12:03,705 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure bb_show_usage [2024-12-06 05:12:03,705 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_show_usage [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2024-12-06 05:12:03,705 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-12-06 05:12:03,705 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-12-06 05:12:04,060 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:12:04,062 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:12:38,834 INFO L? ?]: Removed 276 outVars from TransFormulas that were not future-live. [2024-12-06 05:12:38,834 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:12:39,109 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:12:39,109 INFO L312 CfgBuilder]: Removed 13 assume(true) statements. [2024-12-06 05:12:39,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:12:39 BoogieIcfgContainer [2024-12-06 05:12:39,109 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:12:39,110 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:12:39,110 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:12:39,119 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:12:39,119 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:12:39" (1/1) ... [2024-12-06 05:12:39,126 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:12:39,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:12:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 169 states and 217 transitions. [2024-12-06 05:12:39,175 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 217 transitions. [2024-12-06 05:12:39,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 05:12:39,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:12:39,179 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:12:39,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:12:39,181 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:12:39,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:12:39,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:12:39,882 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:12:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:12:40,658 INFO L256 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:12:40,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:12:40,666 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 05:12:40,670 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:12:50,915 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:12:51,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:12:51,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 168 states and 216 transitions. [2024-12-06 05:12:51,065 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 216 transitions. [2024-12-06 05:12:51,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 05:12:51,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:12:51,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:12:51,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:12:51,068 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:12:51,069 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 05:12:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:12:52,254 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:12:52,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:12:52,929 INFO L256 TraceCheckSpWp]: Trace formula consists of 642 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:12:52,931 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:12:53,120 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 05:12:53,128 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 05:13:03,503 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 05:13:03,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:03,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 171 states and 220 transitions. [2024-12-06 05:13:03,969 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 220 transitions. [2024-12-06 05:13:03,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 05:13:03,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:03,970 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:03,970 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:03,972 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:03,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 05:13:05,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:05,147 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:05,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:05,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:13:05,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:06,198 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 05:13:06,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 05:13:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:07,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 174 states and 223 transitions. [2024-12-06 05:13:07,177 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 223 transitions. [2024-12-06 05:13:07,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 05:13:07,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:07,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:07,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:07,180 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:07,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 05:13:08,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:08,327 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:08,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:08,867 INFO L256 TraceCheckSpWp]: Trace formula consists of 668 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 05:13:08,868 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:09,453 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 05:13:09,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 05:13:10,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:10,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 177 states and 226 transitions. [2024-12-06 05:13:10,712 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 226 transitions. [2024-12-06 05:13:10,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 05:13:10,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:10,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:10,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:10,714 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:10,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 05:13:11,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:11,864 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:12,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:12,460 INFO L256 TraceCheckSpWp]: Trace formula consists of 681 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:13:12,461 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:13,197 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 05:13:13,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 05:13:14,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:14,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 180 states and 229 transitions. [2024-12-06 05:13:14,707 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 229 transitions. [2024-12-06 05:13:14,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 05:13:14,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:14,707 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:14,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:14,709 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:14,710 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 05:13:15,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:15,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:16,470 INFO L256 TraceCheckSpWp]: Trace formula consists of 694 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 05:13:16,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:17,423 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 05:13:17,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 05:13:19,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:19,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 183 states and 232 transitions. [2024-12-06 05:13:19,209 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 232 transitions. [2024-12-06 05:13:19,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 05:13:19,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:19,209 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:19,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:19,211 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:19,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 05:13:20,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:20,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:21,143 INFO L256 TraceCheckSpWp]: Trace formula consists of 707 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:13:21,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:22,277 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 05:13:22,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 05:13:24,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:24,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 186 states and 235 transitions. [2024-12-06 05:13:24,323 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 235 transitions. [2024-12-06 05:13:24,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 05:13:24,324 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:24,324 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:24,324 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:24,326 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:24,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 05:13:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:25,630 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:26,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:26,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 05:13:26,174 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:27,490 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 05:13:27,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 05:13:29,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:29,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 189 states and 238 transitions. [2024-12-06 05:13:29,798 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 238 transitions. [2024-12-06 05:13:29,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 05:13:29,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:29,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:29,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:29,800 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:29,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 05:13:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:31,149 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:31,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:31,773 INFO L256 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 05:13:31,775 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:33,267 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 05:13:33,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 05:13:35,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:35,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 192 states and 241 transitions. [2024-12-06 05:13:35,854 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 241 transitions. [2024-12-06 05:13:35,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 05:13:35,854 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:35,854 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:35,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:35,856 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:35,857 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 05:13:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:37,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:37,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:37,820 INFO L256 TraceCheckSpWp]: Trace formula consists of 746 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:13:37,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:39,517 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 05:13:39,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 05:13:42,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:42,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 195 states and 244 transitions. [2024-12-06 05:13:42,388 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 244 transitions. [2024-12-06 05:13:42,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 05:13:42,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:42,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:42,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:42,390 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:42,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 05:13:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:43,824 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:44,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:44,440 INFO L256 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 05:13:44,441 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:46,325 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 05:13:46,335 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 05:13:49,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:49,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 198 states and 247 transitions. [2024-12-06 05:13:49,449 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 247 transitions. [2024-12-06 05:13:49,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 05:13:49,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:49,450 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:49,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:49,452 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:49,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 05:13:50,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:50,932 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:51,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 772 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 05:13:51,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:53,575 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 05:13:53,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 05:13:56,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:56,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 195 states and 242 transitions. [2024-12-06 05:13:56,953 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 242 transitions. [2024-12-06 05:13:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 05:13:56,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:56,954 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:56,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:56,956 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:56,957 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 05:13:57,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:57,880 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:13:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:13:58,418 INFO L256 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:13:58,419 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:13:58,423 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 05:13:58,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 05:13:58,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:13:58,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 194 states and 241 transitions. [2024-12-06 05:13:58,460 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 241 transitions. [2024-12-06 05:13:58,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 05:13:58,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:13:58,461 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:13:58,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:13:58,463 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:13:58,464 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 05:14:00,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:00,249 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:00,821 INFO L256 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:14:00,822 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:02,950 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 05:14:02,964 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 05:14:05,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:05,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 193 states and 240 transitions. [2024-12-06 05:14:05,497 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 240 transitions. [2024-12-06 05:14:05,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 05:14:05,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:05,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:05,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:05,499 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:05,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 05:14:06,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:06,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:07,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:14:07,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:07,044 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 05:14:07,056 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 05:14:07,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:07,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 192 states and 239 transitions. [2024-12-06 05:14:07,063 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 239 transitions. [2024-12-06 05:14:07,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 05:14:07,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:07,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:07,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:07,065 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:07,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 05:14:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:08,691 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:09,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:09,230 INFO L256 TraceCheckSpWp]: Trace formula consists of 790 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:14:09,231 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:10,388 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 05:14:10,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 05:14:11,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:11,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 191 states and 238 transitions. [2024-12-06 05:14:11,701 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 238 transitions. [2024-12-06 05:14:11,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:14:11,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:11,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:11,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:11,704 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:11,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 05:14:12,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:12,735 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:13,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:13,299 INFO L256 TraceCheckSpWp]: Trace formula consists of 851 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:14:13,300 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:13,302 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 05:14:13,314 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 05:14:13,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:13,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 190 states and 237 transitions. [2024-12-06 05:14:13,461 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 237 transitions. [2024-12-06 05:14:13,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 05:14:13,462 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:13,462 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:13,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:13,464 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:13,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 05:14:14,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:14,548 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:15,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:15,099 INFO L256 TraceCheckSpWp]: Trace formula consists of 842 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:14:15,100 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:15,103 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 05:14:15,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 05:14:15,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:15,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 189 states and 236 transitions. [2024-12-06 05:14:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 236 transitions. [2024-12-06 05:14:15,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 05:14:15,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:15,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:15,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:15,139 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:15,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 05:14:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:17,115 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:17,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:17,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 852 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:14:17,695 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:18,907 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 05:14:18,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 05:14:20,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:20,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 192 states and 240 transitions. [2024-12-06 05:14:20,491 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 240 transitions. [2024-12-06 05:14:20,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 05:14:20,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:20,492 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:20,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:20,494 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:20,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 05:14:22,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:22,417 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:23,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:23,111 INFO L256 TraceCheckSpWp]: Trace formula consists of 865 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:14:23,112 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:24,503 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 05:14:24,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 05:14:28,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 195 states and 243 transitions. [2024-12-06 05:14:28,045 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 243 transitions. [2024-12-06 05:14:28,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 05:14:28,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:28,045 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:28,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:28,047 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:28,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 05:14:29,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:29,208 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:29,751 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:14:29,752 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:29,754 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 05:14:29,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 05:14:29,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:29,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 194 states and 241 transitions. [2024-12-06 05:14:29,851 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 241 transitions. [2024-12-06 05:14:29,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 05:14:29,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:29,851 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:29,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:29,854 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:29,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 05:14:31,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:31,283 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:31,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:31,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 863 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 05:14:31,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:31,857 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 05:14:31,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 05:14:31,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:31,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 193 states and 240 transitions. [2024-12-06 05:14:31,882 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 240 transitions. [2024-12-06 05:14:31,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 05:14:31,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:31,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:31,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:31,884 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:31,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 05:14:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:34,024 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:34,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:34,617 INFO L256 TraceCheckSpWp]: Trace formula consists of 878 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 05:14:34,618 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:36,209 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 05:14:36,230 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 05:14:39,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:39,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 196 states and 243 transitions. [2024-12-06 05:14:39,989 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 243 transitions. [2024-12-06 05:14:39,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 05:14:39,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:39,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:39,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:39,991 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:39,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 05:14:42,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:42,575 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:43,176 INFO L256 TraceCheckSpWp]: Trace formula consists of 921 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 05:14:43,177 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:45,114 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 05:14:45,136 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 05:14:49,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:49,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 130 states and 159 transitions. [2024-12-06 05:14:49,451 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 159 transitions. [2024-12-06 05:14:49,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 05:14:49,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:49,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:49,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:49,453 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:49,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 05:14:51,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:51,719 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:14:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:14:52,411 INFO L256 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 05:14:52,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:14:54,258 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 05:14:54,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 05:14:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:14:58,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 133 states and 162 transitions. [2024-12-06 05:14:58,600 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-12-06 05:14:58,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 05:14:58,600 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:14:58,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:14:58,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:14:58,602 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:14:58,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 05:15:00,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:00,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:15:01,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:01,447 INFO L256 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 05:15:01,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:15:03,483 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 05:15:03,507 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 05:15:08,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 136 states and 165 transitions. [2024-12-06 05:15:08,098 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2024-12-06 05:15:08,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 05:15:08,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:08,098 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:08,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:15:08,100 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:15:08,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 05:15:10,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:10,329 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:15:10,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:11,013 INFO L256 TraceCheckSpWp]: Trace formula consists of 917 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 05:15:11,014 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:15:13,252 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 05:15:13,277 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 05:15:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:18,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 139 states and 168 transitions. [2024-12-06 05:15:18,078 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 168 transitions. [2024-12-06 05:15:18,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 05:15:18,078 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:18,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:18,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:15:18,080 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:15:18,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 05:15:20,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:20,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:15:21,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:21,073 INFO L256 TraceCheckSpWp]: Trace formula consists of 930 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 05:15:21,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:15:23,505 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 05:15:23,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 05:15:28,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:28,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 142 states and 171 transitions. [2024-12-06 05:15:28,660 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 171 transitions. [2024-12-06 05:15:28,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 05:15:28,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:28,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:28,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:15:28,662 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:15:28,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 05:15:31,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:31,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:15:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:31,891 INFO L256 TraceCheckSpWp]: Trace formula consists of 943 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 05:15:31,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:15:34,552 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 05:15:34,579 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 05:15:40,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:40,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 145 states and 174 transitions. [2024-12-06 05:15:40,047 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 174 transitions. [2024-12-06 05:15:40,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 05:15:40,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:40,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:40,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:15:40,050 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:15:40,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 05:15:42,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:42,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:15:43,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:43,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 956 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 05:15:43,199 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:15:46,011 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 05:15:46,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 05:15:51,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:15:51,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 148 states and 177 transitions. [2024-12-06 05:15:51,687 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 177 transitions. [2024-12-06 05:15:51,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 05:15:51,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:15:51,687 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:15:51,688 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:15:51,689 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:15:51,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 05:15:54,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:54,216 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:15:54,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:15:54,938 INFO L256 TraceCheckSpWp]: Trace formula consists of 969 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 05:15:54,940 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:15:57,942 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 05:15:57,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 05:16:03,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:03,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 151 states and 180 transitions. [2024-12-06 05:16:03,924 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 180 transitions. [2024-12-06 05:16:03,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 05:16:03,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:03,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:16:03,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:16:03,926 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:16:03,927 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 05:16:06,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:06,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:16:07,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:07,117 INFO L256 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 05:16:07,118 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:16:10,334 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 05:16:10,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 05:16:16,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:16:16,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 148 states and 175 transitions. [2024-12-06 05:16:16,590 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 175 transitions. [2024-12-06 05:16:16,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 05:16:16,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:16:16,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:16:16,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:16:16,592 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:16:16,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 05:16:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:19,298 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:16:19,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:16:19,952 INFO L256 TraceCheckSpWp]: Trace formula consists of 973 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 05:16:19,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:16:23,251 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 05:16:23,282 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 05:17:35,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:17:35,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 181 states and 209 transitions. [2024-12-06 05:17:35,121 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 209 transitions. [2024-12-06 05:17:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 05:17:35,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:17:35,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:17:35,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:17:35,124 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:17:35,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09afefe5-ce1f-43ad-ac53-149169ab60e2/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process