./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/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_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/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_f564fe43-544e-423b-924f-3b5ca025d4ce/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 87580337320826adb4ecd48067cecb4358be7d27e3644fa74cf18e815c89b60b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:07:38,018 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:07:38,073 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 04:07:38,078 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:07:38,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:07:38,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:07:38,098 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:07:38,098 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:07:38,099 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:07:38,099 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:07:38,099 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:07:38,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:07:38,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:07:38,099 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:07:38,099 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:07:38,099 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:07:38,099 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:07:38,099 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:07:38,100 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:07:38,100 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:07:38,100 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:07:38,100 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:07:38,101 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:07:38,101 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:07:38,101 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_f564fe43-544e-423b-924f-3b5ca025d4ce/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 -> 87580337320826adb4ecd48067cecb4358be7d27e3644fa74cf18e815c89b60b [2024-12-06 04:07:38,348 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:07:38,356 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:07:38,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:07:38,359 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:07:38,360 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:07:38,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2024-12-06 04:07:41,000 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data/ab7ed9cfb/edb121dcfb2f4ea8903365b26c8b38da/FLAG9ed537373 [2024-12-06 04:07:41,290 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:07:41,291 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2024-12-06 04:07:41,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data/ab7ed9cfb/edb121dcfb2f4ea8903365b26c8b38da/FLAG9ed537373 [2024-12-06 04:07:41,544 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data/ab7ed9cfb/edb121dcfb2f4ea8903365b26c8b38da [2024-12-06 04:07:41,547 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:07:41,548 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:07:41,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:07:41,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:07:41,552 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:07:41,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:07:41" (1/1) ... [2024-12-06 04:07:41,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24569da9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:41, skipping insertion in model container [2024-12-06 04:07:41,553 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:07:41" (1/1) ... [2024-12-06 04:07:41,592 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:07:42,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:07:42,331 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:07:42,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:07:42,531 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 04:07:42,538 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:07:42,538 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42 WrapperNode [2024-12-06 04:07:42,538 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:07:42,539 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:07:42,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:07:42,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:07:42,544 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,570 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,615 INFO L138 Inliner]: procedures = 574, calls = 489, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 800 [2024-12-06 04:07:42,615 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:07:42,616 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:07:42,616 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:07:42,616 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:07:42,622 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,623 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,629 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,630 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,656 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,658 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,668 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,680 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:07:42,681 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:07:42,681 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:07:42,681 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:07:42,682 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:07:42" (1/1) ... [2024-12-06 04:07:42,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:07:42,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:07:42,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:07:42,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:07:42,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:07:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 04:07:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 04:07:42,737 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:07:42,737 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:07:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:07:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:07:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:07:42,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:07:42,986 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:07:42,987 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:07:43,631 INFO L? ?]: Removed 243 outVars from TransFormulas that were not future-live. [2024-12-06 04:07:43,631 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:07:43,811 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:07:43,811 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 04:07:43,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:07:43 BoogieIcfgContainer [2024-12-06 04:07:43,812 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:07:43,812 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:07:43,812 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:07:43,822 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:07:43,822 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:07:43" (1/1) ... [2024-12-06 04:07:43,829 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:07:43,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:43,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 133 states and 162 transitions. [2024-12-06 04:07:43,878 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-12-06 04:07:43,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:07:43,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:43,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:44,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:44,311 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 04:07:44,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:44,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 135 states and 165 transitions. [2024-12-06 04:07:44,369 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 165 transitions. [2024-12-06 04:07:44,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:07:44,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:44,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:44,595 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 04:07:44,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:44,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 136 states and 166 transitions. [2024-12-06 04:07:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 166 transitions. [2024-12-06 04:07:44,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:07:44,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:44,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:44,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:44,799 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 04:07:44,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:44,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 138 states and 169 transitions. [2024-12-06 04:07:44,853 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2024-12-06 04:07:44,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:07:44,856 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:44,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:44,997 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 04:07:45,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:45,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 137 states and 168 transitions. [2024-12-06 04:07:45,072 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 168 transitions. [2024-12-06 04:07:45,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:07:45,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:45,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:45,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:45,248 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 04:07:45,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:45,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 138 states and 169 transitions. [2024-12-06 04:07:45,304 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2024-12-06 04:07:45,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:07:45,304 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:45,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:45,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:45,439 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 04:07:45,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:45,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 137 states and 168 transitions. [2024-12-06 04:07:45,557 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 168 transitions. [2024-12-06 04:07:45,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:07:45,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:45,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:45,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:45,667 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 04:07:45,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:45,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 136 states and 167 transitions. [2024-12-06 04:07:45,702 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 167 transitions. [2024-12-06 04:07:45,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:07:45,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:45,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:45,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:45,876 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 04:07:46,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:46,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 139 states and 170 transitions. [2024-12-06 04:07:46,070 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 170 transitions. [2024-12-06 04:07:46,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:07:46,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:46,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:46,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:46,240 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 04:07:46,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:46,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 142 states and 173 transitions. [2024-12-06 04:07:46,380 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 173 transitions. [2024-12-06 04:07:46,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:07:46,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:46,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:46,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:46,605 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 04:07:46,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:46,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 145 states and 176 transitions. [2024-12-06 04:07:46,763 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2024-12-06 04:07:46,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:07:46,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:46,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:47,031 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 04:07:47,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:47,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 148 states and 179 transitions. [2024-12-06 04:07:47,201 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2024-12-06 04:07:47,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:07:47,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:47,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:47,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:47,521 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 04:07:47,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:47,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 151 states and 182 transitions. [2024-12-06 04:07:47,708 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 182 transitions. [2024-12-06 04:07:47,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:07:47,708 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:47,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:47,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:48,006 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 04:07:48,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:48,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 154 states and 185 transitions. [2024-12-06 04:07:48,207 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 185 transitions. [2024-12-06 04:07:48,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:07:48,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:48,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:48,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:48,503 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 04:07:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 157 states and 188 transitions. [2024-12-06 04:07:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 188 transitions. [2024-12-06 04:07:48,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:07:48,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:48,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:48,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:49,015 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 04:07:49,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:49,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 160 states and 190 transitions. [2024-12-06 04:07:49,144 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 190 transitions. [2024-12-06 04:07:49,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:07:49,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:49,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:49,479 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 04:07:49,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:49,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 159 states and 189 transitions. [2024-12-06 04:07:49,651 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2024-12-06 04:07:49,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:07:49,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:49,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:49,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:49,818 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 04:07:49,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:49,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 158 states and 188 transitions. [2024-12-06 04:07:49,838 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2024-12-06 04:07:49,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:07:49,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:49,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:49,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:49,994 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 04:07:50,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:50,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 157 states and 187 transitions. [2024-12-06 04:07:50,101 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 187 transitions. [2024-12-06 04:07:50,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:07:50,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:50,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:50,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:50,335 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 04:07:50,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:50,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 159 states and 190 transitions. [2024-12-06 04:07:50,407 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 190 transitions. [2024-12-06 04:07:50,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:07:50,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:50,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:50,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:50,632 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 04:07:50,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:50,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 160 states and 191 transitions. [2024-12-06 04:07:50,648 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2024-12-06 04:07:50,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:07:50,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:50,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:50,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:50,891 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 04:07:51,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:51,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 162 states and 194 transitions. [2024-12-06 04:07:51,014 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 194 transitions. [2024-12-06 04:07:51,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:07:51,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:51,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:51,226 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 04:07:51,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:51,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 168 states and 205 transitions. [2024-12-06 04:07:51,560 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 205 transitions. [2024-12-06 04:07:51,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:07:51,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:51,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:51,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:51,741 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 04:07:51,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 167 states and 204 transitions. [2024-12-06 04:07:51,950 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 204 transitions. [2024-12-06 04:07:51,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:07:51,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:51,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:52,105 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 04:07:52,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:52,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 168 states and 205 transitions. [2024-12-06 04:07:52,122 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 205 transitions. [2024-12-06 04:07:52,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:07:52,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:52,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:52,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:52,317 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:07:52,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:52,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 170 states and 209 transitions. [2024-12-06 04:07:52,382 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2024-12-06 04:07:52,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:07:52,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:52,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:52,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:52,521 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:07:52,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:52,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 171 states and 210 transitions. [2024-12-06 04:07:52,537 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 210 transitions. [2024-12-06 04:07:52,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:07:52,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:52,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:52,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:52,781 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 04:07:53,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:53,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 170 states and 209 transitions. [2024-12-06 04:07:53,071 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2024-12-06 04:07:53,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:07:53,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:53,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:53,233 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 04:07:53,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:53,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 172 states and 212 transitions. [2024-12-06 04:07:53,604 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 212 transitions. [2024-12-06 04:07:53,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:07:53,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:53,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:53,798 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:07:53,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:53,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 174 states and 216 transitions. [2024-12-06 04:07:53,949 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 216 transitions. [2024-12-06 04:07:53,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:07:53,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:53,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:54,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:54,226 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:07:54,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:54,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 93 states and 115 transitions. [2024-12-06 04:07:54,347 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 115 transitions. [2024-12-06 04:07:54,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:07:54,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:54,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:54,621 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:07:54,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:54,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 96 states and 119 transitions. [2024-12-06 04:07:54,898 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2024-12-06 04:07:54,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:07:54,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:54,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:54,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:55,062 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 04:07:55,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:55,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 120 transitions. [2024-12-06 04:07:55,294 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-12-06 04:07:55,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:07:55,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:55,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:55,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:55,502 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 04:07:55,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 99 states and 121 transitions. [2024-12-06 04:07:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2024-12-06 04:07:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-12-06 04:07:55,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:55,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:55,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:55,962 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-12-06 04:07:56,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:56,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 120 transitions. [2024-12-06 04:07:56,328 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-12-06 04:07:56,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:07:56,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:56,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:56,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:56,697 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-12-06 04:07:57,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:57,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 99 states and 122 transitions. [2024-12-06 04:07:57,137 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 122 transitions. [2024-12-06 04:07:57,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:07:57,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:57,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:57,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:57,284 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 04:07:57,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:57,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 123 transitions. [2024-12-06 04:07:57,503 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2024-12-06 04:07:57,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:07:57,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:57,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:57,698 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-06 04:07:58,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:07:58,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 109 states and 138 transitions. [2024-12-06 04:07:58,820 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2024-12-06 04:07:58,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 04:07:58,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:07:58,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:07:58,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:07:59,034 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-06 04:08:00,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:00,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 153 transitions. [2024-12-06 04:08:00,307 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 153 transitions. [2024-12-06 04:08:00,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:08:00,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:00,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:00,462 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 04:08:00,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:00,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 121 states and 154 transitions. [2024-12-06 04:08:00,750 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 154 transitions. [2024-12-06 04:08:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 04:08:00,751 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:00,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:00,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:00,922 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-12-06 04:08:01,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:01,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 123 states and 155 transitions. [2024-12-06 04:08:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 155 transitions. [2024-12-06 04:08:01,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 04:08:01,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:01,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:01,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:01,412 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:08:01,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:01,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 126 states and 158 transitions. [2024-12-06 04:08:01,980 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2024-12-06 04:08:01,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 04:08:01,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:01,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:02,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:02,215 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:08:02,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:02,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 161 transitions. [2024-12-06 04:08:02,696 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2024-12-06 04:08:02,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 04:08:02,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:02,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:02,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:03,005 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:08:03,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:03,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 132 states and 164 transitions. [2024-12-06 04:08:03,407 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2024-12-06 04:08:03,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 04:08:03,407 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:03,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:03,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:03,687 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:08:04,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:04,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 135 states and 167 transitions. [2024-12-06 04:08:04,203 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 167 transitions. [2024-12-06 04:08:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 04:08:04,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:04,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:04,634 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:08:05,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:05,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 170 transitions. [2024-12-06 04:08:05,121 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 170 transitions. [2024-12-06 04:08:05,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 04:08:05,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:05,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:05,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:05,400 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:08:05,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:05,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 173 transitions. [2024-12-06 04:08:05,890 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 173 transitions. [2024-12-06 04:08:05,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:08:05,891 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:05,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:06,201 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:08:06,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 144 states and 176 transitions. [2024-12-06 04:08:06,827 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 176 transitions. [2024-12-06 04:08:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 04:08:06,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:06,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:06,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:07,099 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-06 04:08:07,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:07,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 147 states and 178 transitions. [2024-12-06 04:08:07,417 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 178 transitions. [2024-12-06 04:08:07,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 04:08:07,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:07,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:08,087 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-12-06 04:08:08,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:08,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 148 states and 180 transitions. [2024-12-06 04:08:08,200 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 180 transitions. [2024-12-06 04:08:08,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-12-06 04:08:08,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:08,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:08,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:08,509 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-12-06 04:08:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:10,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 156 states and 192 transitions. [2024-12-06 04:08:10,283 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2024-12-06 04:08:10,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 04:08:10,284 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:10,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:10,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:10,561 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-06 04:08:17,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:17,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 209 states and 265 transitions. [2024-12-06 04:08:17,831 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 265 transitions. [2024-12-06 04:08:17,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-12-06 04:08:17,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:17,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:17,982 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-12-06 04:08:18,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:18,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 200 states and 251 transitions. [2024-12-06 04:08:18,335 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 251 transitions. [2024-12-06 04:08:18,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 04:08:18,336 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:18,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:18,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:18,527 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-12-06 04:08:18,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:18,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 252 transitions. [2024-12-06 04:08:18,877 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 252 transitions. [2024-12-06 04:08:18,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 04:08:18,878 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:18,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:19,092 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-12-06 04:08:19,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:19,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 204 states and 253 transitions. [2024-12-06 04:08:19,487 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 253 transitions. [2024-12-06 04:08:19,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 04:08:19,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:19,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:19,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-12-06 04:08:20,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:20,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 206 states and 254 transitions. [2024-12-06 04:08:20,074 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 254 transitions. [2024-12-06 04:08:20,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 04:08:20,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:20,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:20,285 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:08:21,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 209 states and 257 transitions. [2024-12-06 04:08:21,081 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 257 transitions. [2024-12-06 04:08:21,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-06 04:08:21,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:21,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:08:21,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:21,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 212 states and 260 transitions. [2024-12-06 04:08:21,820 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 260 transitions. [2024-12-06 04:08:21,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-06 04:08:21,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:21,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:21,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:22,062 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:08:22,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 215 states and 263 transitions. [2024-12-06 04:08:22,549 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 263 transitions. [2024-12-06 04:08:22,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-06 04:08:22,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:22,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:22,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:22,786 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:08:23,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:23,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 218 states and 266 transitions. [2024-12-06 04:08:23,451 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 266 transitions. [2024-12-06 04:08:23,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 04:08:23,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:23,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:23,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:23,689 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:08:24,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:24,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 221 states and 269 transitions. [2024-12-06 04:08:24,275 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 269 transitions. [2024-12-06 04:08:24,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-06 04:08:24,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:24,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:24,600 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:08:25,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:25,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 224 states and 272 transitions. [2024-12-06 04:08:25,319 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 272 transitions. [2024-12-06 04:08:25,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-06 04:08:25,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:25,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:25,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:25,617 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:08:26,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 227 states and 275 transitions. [2024-12-06 04:08:26,270 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 275 transitions. [2024-12-06 04:08:26,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-12-06 04:08:26,271 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:26,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:26,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:26,611 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:08:27,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:27,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 230 states and 277 transitions. [2024-12-06 04:08:27,097 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 277 transitions. [2024-12-06 04:08:27,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-06 04:08:27,098 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:27,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:08:28,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:08:28,756 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:08:29,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:08:40,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:08:40,160 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 04:08:40,164 INFO L158 Benchmark]: Toolchain (without parser) took 58616.56ms. Allocated memory was 142.6MB in the beginning and 671.1MB in the end (delta: 528.5MB). Free memory was 113.2MB in the beginning and 301.4MB in the end (delta: -188.1MB). Peak memory consumption was 346.9MB. Max. memory is 16.1GB. [2024-12-06 04:08:40,165 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:08:40,165 INFO L158 Benchmark]: CACSL2BoogieTranslator took 990.16ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 92.9MB in the end (delta: 20.2MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2024-12-06 04:08:40,165 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.03ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 85.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:08:40,166 INFO L158 Benchmark]: Boogie Preprocessor took 64.40ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 79.4MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:08:40,166 INFO L158 Benchmark]: RCFGBuilder took 1130.93ms. Allocated memory is still 142.6MB. Free memory was 79.4MB in the beginning and 89.3MB in the end (delta: -9.8MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. [2024-12-06 04:08:40,166 INFO L158 Benchmark]: CodeCheck took 56351.31ms. Allocated memory was 142.6MB in the beginning and 671.1MB in the end (delta: 528.5MB). Free memory was 89.3MB in the beginning and 301.4MB in the end (delta: -212.1MB). Peak memory consumption was 323.4MB. Max. memory is 16.1GB. [2024-12-06 04:08:40,168 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 142.6MB. Free memory is still 83.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 990.16ms. Allocated memory is still 142.6MB. Free memory was 113.1MB in the beginning and 92.9MB in the end (delta: 20.2MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.03ms. Allocated memory is still 142.6MB. Free memory was 92.9MB in the beginning and 85.2MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.40ms. Allocated memory is still 142.6MB. Free memory was 85.2MB in the beginning and 79.4MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1130.93ms. Allocated memory is still 142.6MB. Free memory was 79.4MB in the beginning and 89.3MB in the end (delta: -9.8MB). Peak memory consumption was 46.3MB. Max. memory is 16.1GB. * CodeCheck took 56351.31ms. Allocated memory was 142.6MB in the beginning and 671.1MB in the end (delta: 528.5MB). Free memory was 89.3MB in the beginning and 301.4MB in the end (delta: -212.1MB). Peak memory consumption was 323.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:08:40,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/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_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/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_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/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_f564fe43-544e-423b-924f-3b5ca025d4ce/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 87580337320826adb4ecd48067cecb4358be7d27e3644fa74cf18e815c89b60b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:08:42,083 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:08:42,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 04:08:42,189 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:08:42,190 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:08:42,190 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:08:42,190 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:08:42,191 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:08:42,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:08:42,191 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:08:42,191 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:08:42,191 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:08:42,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:08:42,192 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:08:42,192 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:08:42,193 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:08:42,193 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:42,193 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:08:42,194 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_f564fe43-544e-423b-924f-3b5ca025d4ce/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 -> 87580337320826adb4ecd48067cecb4358be7d27e3644fa74cf18e815c89b60b [2024-12-06 04:08:42,440 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:08:42,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:08:42,450 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:08:42,451 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:08:42,452 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:08:42,453 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2024-12-06 04:08:45,130 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data/7a135f3ad/dc120508b9314ea4a941cd6a8290e1a2/FLAGd5502dae6 [2024-12-06 04:08:45,412 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:08:45,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2024-12-06 04:08:45,429 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data/7a135f3ad/dc120508b9314ea4a941cd6a8290e1a2/FLAGd5502dae6 [2024-12-06 04:08:45,682 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/data/7a135f3ad/dc120508b9314ea4a941cd6a8290e1a2 [2024-12-06 04:08:45,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:08:45,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:08:45,686 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:08:45,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:08:45,690 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:08:45,691 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:08:45" (1/1) ... [2024-12-06 04:08:45,692 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b3a616f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:45, skipping insertion in model container [2024-12-06 04:08:45,692 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:08:45" (1/1) ... [2024-12-06 04:08:45,740 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:08:46,412 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:08:46,415 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 04:08:46,418 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 04:08:46,419 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:08:46,422 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 04:08:46,422 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 04:08:46,424 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 04:08:46,424 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 04:08:46,426 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 04:08:46,430 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 04:08:46,431 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 04:08:46,438 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:08:46,438 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:08:46,443 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 04:08:46,445 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 04:08:46,448 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 04:08:46,460 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 04:08:46,470 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:08:46,492 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:08:46,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:08:46,746 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 04:08:46,753 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:08:46,753 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46 WrapperNode [2024-12-06 04:08:46,754 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:08:46,755 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:08:46,755 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:08:46,755 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:08:46,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,790 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,847 INFO L138 Inliner]: procedures = 585, calls = 489, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 777 [2024-12-06 04:08:46,848 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:08:46,849 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:08:46,849 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:08:46,849 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:08:46,855 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,856 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,866 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,866 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,897 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,899 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,904 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,912 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,916 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:08:46,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:08:46,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:08:46,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:08:46,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:08:46" (1/1) ... [2024-12-06 04:08:46,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:08:46,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:08:46,957 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:08:46,961 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 04:08:46,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 04:08:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 04:08:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:08:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:08:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 04:08:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 04:08:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 04:08:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:08:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 04:08:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 04:08:46,985 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:08:46,985 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:08:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:08:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:08:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 04:08:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:08:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 04:08:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 04:08:46,986 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 04:08:47,263 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:08:47,265 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:08:48,469 INFO L? ?]: Removed 229 outVars from TransFormulas that were not future-live. [2024-12-06 04:08:48,469 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:08:48,646 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:08:48,646 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-12-06 04:08:48,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:08:48 BoogieIcfgContainer [2024-12-06 04:08:48,646 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:08:48,647 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:08:48,647 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:08:48,656 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:08:48,657 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:08:48" (1/1) ... [2024-12-06 04:08:48,664 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:08:48,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:48,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 133 states and 162 transitions. [2024-12-06 04:08:48,711 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-12-06 04:08:48,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:08:48,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:48,713 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:48,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:48,717 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:48,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:08:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:49,065 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:49,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:49,606 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:08:49,608 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:49,614 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 04:08:49,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:08:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 132 states and 161 transitions. [2024-12-06 04:08:50,050 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 161 transitions. [2024-12-06 04:08:50,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:08:50,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:50,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:50,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:50,053 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:50,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:08:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:50,706 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:51,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:51,077 INFO L256 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:08:51,078 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:51,109 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 04:08:51,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:08:51,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:51,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 135 states and 165 transitions. [2024-12-06 04:08:51,599 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 165 transitions. [2024-12-06 04:08:51,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:08:51,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:51,599 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:51,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:51,601 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:51,603 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:08:52,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:52,280 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:52,673 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:08:52,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:52,724 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 04:08:52,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:08:52,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:52,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 168 transitions. [2024-12-06 04:08:52,901 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 168 transitions. [2024-12-06 04:08:52,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:08:52,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:52,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:52,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:52,904 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:52,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:08:53,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:53,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:53,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:54,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:08:54,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:54,111 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 04:08:54,115 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:08:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:54,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 141 states and 171 transitions. [2024-12-06 04:08:54,323 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2024-12-06 04:08:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:08:54,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:54,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:54,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:54,325 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:54,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:08:55,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:55,028 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:55,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:55,493 INFO L256 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:08:55,494 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:55,600 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 04:08:55,605 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:08:55,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:55,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 144 states and 174 transitions. [2024-12-06 04:08:55,849 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2024-12-06 04:08:55,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:08:55,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:55,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:55,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:55,851 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:55,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:08:56,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:56,541 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:56,960 INFO L256 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:08:56,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:57,097 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 04:08:57,102 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:08:57,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:57,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 147 states and 177 transitions. [2024-12-06 04:08:57,393 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 177 transitions. [2024-12-06 04:08:57,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:08:57,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:57,393 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:57,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:57,395 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:57,396 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:08:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:58,146 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:08:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:58,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:08:58,614 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:08:58,782 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 04:08:58,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:08:59,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:08:59,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 150 states and 180 transitions. [2024-12-06 04:08:59,118 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 180 transitions. [2024-12-06 04:08:59,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:08:59,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:08:59,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:08:59,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:08:59,120 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:08:59,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:08:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:08:59,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:00,197 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:09:00,198 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:00,395 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 04:09:00,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:09:00,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 153 states and 183 transitions. [2024-12-06 04:09:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 183 transitions. [2024-12-06 04:09:00,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:09:00,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:00,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:00,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:00,763 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:00,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:09:01,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:01,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:02,004 INFO L256 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:09:02,006 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:02,234 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 04:09:02,240 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:09:02,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:02,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 156 states and 186 transitions. [2024-12-06 04:09:02,672 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 186 transitions. [2024-12-06 04:09:02,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:09:02,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:02,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:02,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:02,674 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:02,675 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:09:03,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:03,368 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:03,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:03,794 INFO L256 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:09:03,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:04,065 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 04:09:04,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:09:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:04,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 159 states and 189 transitions. [2024-12-06 04:09:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2024-12-06 04:09:04,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:09:04,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:04,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:04,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:04,569 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:04,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:09:05,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:05,335 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:05,840 INFO L256 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:09:05,841 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:06,135 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 04:09:06,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:09:06,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:06,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 162 states and 192 transitions. [2024-12-06 04:09:06,660 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 192 transitions. [2024-12-06 04:09:06,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:09:06,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:06,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:06,661 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:06,662 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:06,663 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:09:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:07,426 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:07,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:07,893 INFO L256 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:09:07,894 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:08,230 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 04:09:08,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:09:08,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:08,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 159 states and 187 transitions. [2024-12-06 04:09:08,842 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 187 transitions. [2024-12-06 04:09:08,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:09:08,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:08,843 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:08,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:08,844 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:08,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:09:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:09,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:09,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:09,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:09:09,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:09,605 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 04:09:09,608 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:09:09,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:09,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 158 states and 186 transitions. [2024-12-06 04:09:09,617 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 186 transitions. [2024-12-06 04:09:09,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:09:09,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:09,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:09,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:09,619 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:09,620 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:09:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:10,615 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:10,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:11,037 INFO L256 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:09:11,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:11,384 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 04:09:11,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:09:11,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:11,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 157 states and 185 transitions. [2024-12-06 04:09:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 185 transitions. [2024-12-06 04:09:11,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:09:11,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:11,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:11,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:11,821 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:11,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:09:12,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:12,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:12,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:12,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:09:12,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:12,617 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 04:09:12,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 04:09:12,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:12,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 156 states and 184 transitions. [2024-12-06 04:09:12,625 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 184 transitions. [2024-12-06 04:09:12,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:09:12,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:12,625 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:12,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:12,627 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:12,628 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:09:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:12,997 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:13,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:13,456 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:09:13,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:13,650 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 04:09:13,654 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:09:13,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 155 states and 183 transitions. [2024-12-06 04:09:13,894 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 183 transitions. [2024-12-06 04:09:13,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:09:13,894 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:13,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:13,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:13,896 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:13,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:09:14,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:14,310 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:14,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:14,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:09:14,792 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:14,794 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 04:09:14,797 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:09:14,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:14,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 154 states and 182 transitions. [2024-12-06 04:09:14,879 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 182 transitions. [2024-12-06 04:09:14,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:09:14,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:14,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:14,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:14,881 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:14,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:09:15,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:15,320 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:15,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:15,806 INFO L256 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:09:15,807 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:15,809 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 04:09:15,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:09:15,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:15,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 153 states and 181 transitions. [2024-12-06 04:09:15,829 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 181 transitions. [2024-12-06 04:09:15,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:09:15,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:15,830 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:15,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:15,831 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:15,832 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:09:16,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:16,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:17,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:17,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:09:17,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:17,495 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 04:09:17,502 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 04:09:17,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:17,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 156 states and 185 transitions. [2024-12-06 04:09:17,820 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 185 transitions. [2024-12-06 04:09:17,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:09:17,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:17,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:17,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:17,822 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:17,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 04:09:18,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:18,755 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:19,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:19,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:09:19,336 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:19,570 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 04:09:19,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 04:09:20,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:20,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 159 states and 188 transitions. [2024-12-06 04:09:20,217 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 188 transitions. [2024-12-06 04:09:20,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:09:20,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:20,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:20,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:20,219 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:20,220 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 04:09:20,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:20,699 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:21,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:21,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:09:21,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:21,171 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:09:21,175 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 04:09:21,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:21,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 158 states and 187 transitions. [2024-12-06 04:09:21,190 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 187 transitions. [2024-12-06 04:09:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:09:21,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:21,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:21,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:21,192 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:21,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 04:09:22,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:22,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:22,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:09:22,664 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:22,896 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:09:22,903 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 04:09:23,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:23,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 161 states and 192 transitions. [2024-12-06 04:09:23,200 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 192 transitions. [2024-12-06 04:09:23,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:09:23,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:23,201 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:23,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:23,203 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:23,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 04:09:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:24,156 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:24,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:24,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:09:24,699 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:24,995 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 04:09:25,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 04:09:25,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:25,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 164 states and 195 transitions. [2024-12-06 04:09:25,724 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 195 transitions. [2024-12-06 04:09:25,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:09:25,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:25,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:25,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:25,726 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:25,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 04:09:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:26,740 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:27,250 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:09:27,251 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:27,754 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:09:27,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 04:09:28,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:28,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 94 transitions. [2024-12-06 04:09:28,360 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-12-06 04:09:28,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:09:28,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:28,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:28,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:28,362 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:28,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 04:09:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:29,378 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:29,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:29,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:09:29,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:30,268 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-12-06 04:09:30,275 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 04:09:31,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:31,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 84 states and 96 transitions. [2024-12-06 04:09:31,311 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2024-12-06 04:09:31,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:09:31,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:31,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:31,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:31,313 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:31,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 04:09:32,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:32,472 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:33,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:09:33,139 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:33,505 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 04:09:33,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 04:09:34,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:34,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 99 transitions. [2024-12-06 04:09:34,420 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2024-12-06 04:09:34,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:09:34,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:34,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:34,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:34,422 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:34,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 04:09:35,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:35,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:36,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:36,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:09:36,133 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:36,549 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 04:09:36,557 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 04:09:37,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:37,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 90 states and 102 transitions. [2024-12-06 04:09:37,502 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-12-06 04:09:37,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:09:37,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:37,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:37,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:37,504 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:37,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 04:09:38,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:38,679 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:39,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:39,311 INFO L256 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:09:39,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:39,732 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 04:09:39,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 04:09:40,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:40,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 105 transitions. [2024-12-06 04:09:40,757 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2024-12-06 04:09:40,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:09:40,758 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:40,758 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:40,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:40,760 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:40,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 04:09:42,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:42,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:42,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:42,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:09:42,471 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:42,958 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 04:09:42,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 04:09:44,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:44,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 96 states and 108 transitions. [2024-12-06 04:09:44,075 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2024-12-06 04:09:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:09:44,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:44,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:44,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:44,077 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:44,077 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 04:09:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:45,266 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:45,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:45,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:09:45,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:46,283 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 04:09:46,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 04:09:47,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:47,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 99 states and 111 transitions. [2024-12-06 04:09:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 111 transitions. [2024-12-06 04:09:47,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 04:09:47,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:47,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:47,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:47,465 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:47,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 04:09:48,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:48,708 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:49,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:09:49,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:49,698 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 04:09:49,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 04:09:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:50,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 114 transitions. [2024-12-06 04:09:50,968 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 114 transitions. [2024-12-06 04:09:50,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 04:09:50,968 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:50,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:50,969 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:50,970 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:50,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 04:09:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:52,197 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:52,701 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:09:52,702 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:53,308 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 04:09:53,321 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 04:09:54,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:54,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 117 transitions. [2024-12-06 04:09:54,635 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 117 transitions. [2024-12-06 04:09:54,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 04:09:54,635 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:54,635 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:54,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:54,637 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:54,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 04:09:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:55,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:09:56,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:56,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:09:56,407 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:09:57,074 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 04:09:57,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-06 04:09:58,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:09:58,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 112 transitions. [2024-12-06 04:09:58,452 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2024-12-06 04:09:58,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 04:09:58,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:09:58,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:09:58,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:09:58,454 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:09:58,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 04:09:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:09:59,842 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:00,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:00,259 INFO L256 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:10:00,260 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:00,909 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 04:10:00,922 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 04:10:16,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:16,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 135 states and 146 transitions. [2024-12-06 04:10:16,487 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2024-12-06 04:10:16,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-06 04:10:16,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:16,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:16,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:16,490 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:16,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 04:10:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:17,902 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:18,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:18,410 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:10:18,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:19,067 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-06 04:10:19,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 04:10:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:20,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 150 transitions. [2024-12-06 04:10:20,783 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2024-12-06 04:10:20,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-12-06 04:10:20,783 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:20,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:20,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:20,785 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:20,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 04:10:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:22,588 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:23,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:23,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:10:23,107 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:25,746 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-12-06 04:10:25,770 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 04:10:51,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:10:51,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 173 states and 187 transitions. [2024-12-06 04:10:51,090 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 187 transitions. [2024-12-06 04:10:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 04:10:51,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:10:51,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:10:51,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:10:51,092 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:10:51,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 04:10:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:52,707 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:10:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:10:53,268 INFO L256 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:10:53,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:10:54,531 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-06 04:10:54,546 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 04:11:18,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:11:18,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 206 states and 221 transitions. [2024-12-06 04:11:18,660 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 221 transitions. [2024-12-06 04:11:18,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-12-06 04:11:18,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:11:18,661 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:11:18,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:11:18,663 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:11:18,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f564fe43-544e-423b-924f-3b5ca025d4ce/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process