./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_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/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_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 04:35:49,663 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:35:49,763 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:35:49,771 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:35:49,771 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:35:49,805 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:35:49,806 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:35:49,807 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:35:49,807 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:35:49,807 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:35:49,808 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:35:49,808 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:35:49,809 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:35:49,810 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:35:49,810 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:35:49,810 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:35:49,810 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:35:49,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:35:49,810 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:35:49,810 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:35:49,810 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:35:49,810 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:35:49,810 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:35:49,811 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_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:35:50,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:35:50,135 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:35:50,137 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:35:50,139 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:35:50,139 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:35:50,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2024-11-25 04:35:53,270 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data/7a886e422/aabd5fb5b74c4413a0da517872e33035/FLAGc180bf5a2 [2024-11-25 04:35:53,781 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:35:53,781 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2024-11-25 04:35:53,819 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data/7a886e422/aabd5fb5b74c4413a0da517872e33035/FLAGc180bf5a2 [2024-11-25 04:35:54,329 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data/7a886e422/aabd5fb5b74c4413a0da517872e33035 [2024-11-25 04:35:54,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:35:54,333 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:35:54,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:35:54,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:35:54,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:35:54,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:35:54" (1/1) ... [2024-11-25 04:35:54,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32599db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:54, skipping insertion in model container [2024-11-25 04:35:54,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:35:54" (1/1) ... [2024-11-25 04:35:54,404 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:35:55,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:35:55,529 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:35:55,647 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:35:55,821 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-11-25 04:35:55,829 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:35:55,829 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55 WrapperNode [2024-11-25 04:35:55,829 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:35:55,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:35:55,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:35:55,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:35:55,837 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:55,888 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:55,946 INFO L138 Inliner]: procedures = 574, calls = 489, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 800 [2024-11-25 04:35:55,946 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:35:55,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:35:55,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:35:55,947 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:35:55,955 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:55,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:55,974 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:55,974 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:56,025 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:56,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:56,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:56,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:56,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:56,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:35:56,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:35:56,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:35:56,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:35:56,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:35:55" (1/1) ... [2024-11-25 04:35:56,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:35:56,069 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:35:56,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:35:56,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:35:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:35:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-25 04:35:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-25 04:35:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:35:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:35:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:35:56,119 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:35:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-25 04:35:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:35:56,120 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:35:56,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:35:56,487 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:35:56,489 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:35:57,402 INFO L? ?]: Removed 243 outVars from TransFormulas that were not future-live. [2024-11-25 04:35:57,403 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:35:57,683 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:35:57,683 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-25 04:35:57,684 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:35:57 BoogieIcfgContainer [2024-11-25 04:35:57,684 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:35:57,684 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:35:57,684 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:35:57,698 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:35:57,698 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:35:57" (1/1) ... [2024-11-25 04:35:57,706 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:35:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:57,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 133 states and 162 transitions. [2024-11-25 04:35:57,765 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-11-25 04:35:57,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:35:57,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:57,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:58,513 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:35:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:58,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 135 states and 165 transitions. [2024-11-25 04:35:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 165 transitions. [2024-11-25 04:35:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:35:58,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:58,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:58,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:58,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:35:58,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:58,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 136 states and 166 transitions. [2024-11-25 04:35:58,936 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 166 transitions. [2024-11-25 04:35:58,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 04:35:58,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:58,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:59,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:35:59,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:59,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 138 states and 169 transitions. [2024-11-25 04:35:59,301 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2024-11-25 04:35:59,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:35:59,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:59,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:59,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:59,564 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 04:35:59,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:59,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 137 states and 168 transitions. [2024-11-25 04:35:59,669 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 168 transitions. [2024-11-25 04:35:59,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:35:59,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:59,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:59,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:59,964 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:00,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:00,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 138 states and 169 transitions. [2024-11-25 04:36:00,040 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 169 transitions. [2024-11-25 04:36:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:36:00,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:00,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:00,302 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:36:00,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:00,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 137 states and 168 transitions. [2024-11-25 04:36:00,470 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 168 transitions. [2024-11-25 04:36:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:36:00,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:00,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:00,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 04:36:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 136 states and 167 transitions. [2024-11-25 04:36:00,709 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 167 transitions. [2024-11-25 04:36:00,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:36:00,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:00,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:00,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:00,984 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:01,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:01,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 139 states and 170 transitions. [2024-11-25 04:36:01,250 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 170 transitions. [2024-11-25 04:36:01,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:36:01,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:01,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:01,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:01,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 142 states and 173 transitions. [2024-11-25 04:36:01,741 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 173 transitions. [2024-11-25 04:36:01,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:36:01,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:01,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:02,085 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:02,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:02,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 145 states and 176 transitions. [2024-11-25 04:36:02,292 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2024-11-25 04:36:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:36:02,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:02,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:02,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:02,652 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:02,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:02,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 148 states and 179 transitions. [2024-11-25 04:36:02,876 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2024-11-25 04:36:02,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:36:02,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:02,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:03,253 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:03,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:03,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 151 states and 182 transitions. [2024-11-25 04:36:03,508 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 182 transitions. [2024-11-25 04:36:03,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:36:03,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:03,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:03,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:03,876 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:04,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:04,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 154 states and 185 transitions. [2024-11-25 04:36:04,130 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 185 transitions. [2024-11-25 04:36:04,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:36:04,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:04,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:04,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:04,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 157 states and 188 transitions. [2024-11-25 04:36:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 188 transitions. [2024-11-25 04:36:04,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 04:36:04,840 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:04,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:05,323 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:36:05,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:05,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 160 states and 190 transitions. [2024-11-25 04:36:05,504 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 190 transitions. [2024-11-25 04:36:05,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:36:05,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:05,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:05,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:05,949 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:36:06,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:06,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 159 states and 189 transitions. [2024-11-25 04:36:06,187 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2024-11-25 04:36:06,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 04:36:06,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:06,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:06,432 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:36:06,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:06,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 158 states and 188 transitions. [2024-11-25 04:36:06,465 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2024-11-25 04:36:06,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 04:36:06,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:06,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:06,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:06,658 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:36:06,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:06,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 157 states and 187 transitions. [2024-11-25 04:36:06,821 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 187 transitions. [2024-11-25 04:36:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:36:06,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:06,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:06,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:07,120 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:36:07,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:07,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 159 states and 190 transitions. [2024-11-25 04:36:07,207 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 190 transitions. [2024-11-25 04:36:07,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:36:07,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:07,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:07,409 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:36:07,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:07,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 160 states and 191 transitions. [2024-11-25 04:36:07,433 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2024-11-25 04:36:07,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:36:07,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:07,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:07,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:07,813 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:36:08,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:08,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 162 states and 194 transitions. [2024-11-25 04:36:08,031 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 194 transitions. [2024-11-25 04:36:08,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:36:08,032 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:08,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:08,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:08,358 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-25 04:36:08,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:08,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 168 states and 205 transitions. [2024-11-25 04:36:08,904 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 205 transitions. [2024-11-25 04:36:08,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:36:08,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:08,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:08,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:09,206 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-25 04:36:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:09,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 167 states and 204 transitions. [2024-11-25 04:36:09,545 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 204 transitions. [2024-11-25 04:36:09,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:36:09,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:09,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:09,742 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-25 04:36:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 168 states and 205 transitions. [2024-11-25 04:36:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 205 transitions. [2024-11-25 04:36:09,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:36:09,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:09,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:09,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:10,008 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:36:10,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:10,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 170 states and 209 transitions. [2024-11-25 04:36:10,107 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2024-11-25 04:36:10,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:36:10,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:10,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:10,320 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:36:10,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:10,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 171 states and 210 transitions. [2024-11-25 04:36:10,347 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 210 transitions. [2024-11-25 04:36:10,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:36:10,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:10,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:10,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:10,695 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:36:11,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:11,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 170 states and 209 transitions. [2024-11-25 04:36:11,151 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2024-11-25 04:36:11,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:36:11,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:11,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:11,366 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-11-25 04:36:11,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:11,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 172 states and 212 transitions. [2024-11-25 04:36:11,906 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 212 transitions. [2024-11-25 04:36:11,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:36:11,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:11,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:11,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:12,174 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:36:12,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:12,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 174 states and 216 transitions. [2024-11-25 04:36:12,409 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 216 transitions. [2024-11-25 04:36:12,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:36:12,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:12,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:12,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:12,865 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:36:13,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:13,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 93 states and 115 transitions. [2024-11-25 04:36:13,064 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 115 transitions. [2024-11-25 04:36:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:36:13,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:13,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:13,341 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:36:13,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:13,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 96 states and 119 transitions. [2024-11-25 04:36:13,711 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 119 transitions. [2024-11-25 04:36:13,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:36:13,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:13,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:13,910 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-25 04:36:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:14,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 120 transitions. [2024-11-25 04:36:14,252 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-11-25 04:36:14,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:36:14,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:14,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:14,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:14,529 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:36:14,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:14,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 99 states and 121 transitions. [2024-11-25 04:36:14,892 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 121 transitions. [2024-11-25 04:36:14,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-25 04:36:14,892 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:14,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:14,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:15,247 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-25 04:36:15,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:15,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 98 states and 120 transitions. [2024-11-25 04:36:15,833 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 120 transitions. [2024-11-25 04:36:15,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 04:36:15,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:15,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:16,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:16,683 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-25 04:36:17,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:17,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 99 states and 122 transitions. [2024-11-25 04:36:17,392 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 122 transitions. [2024-11-25 04:36:17,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 04:36:17,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:17,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:17,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:17,624 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:17,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:17,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 123 transitions. [2024-11-25 04:36:17,906 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 123 transitions. [2024-11-25 04:36:17,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-25 04:36:17,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:17,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:17,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:18,212 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-25 04:36:20,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:20,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 109 states and 138 transitions. [2024-11-25 04:36:20,089 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 138 transitions. [2024-11-25 04:36:20,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-25 04:36:20,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:20,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:20,401 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-11-25 04:36:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:22,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 119 states and 153 transitions. [2024-11-25 04:36:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 153 transitions. [2024-11-25 04:36:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 04:36:22,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:22,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:22,574 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 04:36:23,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:23,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 121 states and 154 transitions. [2024-11-25 04:36:23,001 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 154 transitions. [2024-11-25 04:36:23,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 04:36:23,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:23,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:23,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:23,243 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-25 04:36:23,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:23,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 123 states and 155 transitions. [2024-11-25 04:36:23,697 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 155 transitions. [2024-11-25 04:36:23,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-25 04:36:23,698 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:23,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:24,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 126 states and 158 transitions. [2024-11-25 04:36:24,881 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 158 transitions. [2024-11-25 04:36:24,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 04:36:24,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:24,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:24,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:25,283 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:25,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:25,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 161 transitions. [2024-11-25 04:36:25,983 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 161 transitions. [2024-11-25 04:36:25,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-25 04:36:25,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:25,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:26,369 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:27,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:27,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 132 states and 164 transitions. [2024-11-25 04:36:27,054 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 164 transitions. [2024-11-25 04:36:27,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-25 04:36:27,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:27,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:27,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:27,523 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:28,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 135 states and 167 transitions. [2024-11-25 04:36:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 167 transitions. [2024-11-25 04:36:28,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 04:36:28,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:28,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:28,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:28,733 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:29,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:29,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 138 states and 170 transitions. [2024-11-25 04:36:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 170 transitions. [2024-11-25 04:36:29,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-25 04:36:29,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:29,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:29,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:29,829 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:30,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:30,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 141 states and 173 transitions. [2024-11-25 04:36:30,516 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 173 transitions. [2024-11-25 04:36:30,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 04:36:30,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:30,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:30,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:31,054 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:31,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:31,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 144 states and 176 transitions. [2024-11-25 04:36:31,794 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 176 transitions. [2024-11-25 04:36:31,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 04:36:31,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:31,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:32,224 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-11-25 04:36:32,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:32,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 147 states and 178 transitions. [2024-11-25 04:36:32,653 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 178 transitions. [2024-11-25 04:36:32,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 04:36:32,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:32,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:33,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:33,612 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2024-11-25 04:36:33,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:33,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 148 states and 180 transitions. [2024-11-25 04:36:33,739 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 180 transitions. [2024-11-25 04:36:33,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-25 04:36:33,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:33,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:34,168 INFO L134 CoverageAnalysis]: Checked inductivity of 470 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 375 trivial. 0 not checked. [2024-11-25 04:36:36,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:36,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 156 states and 192 transitions. [2024-11-25 04:36:36,502 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 192 transitions. [2024-11-25 04:36:36,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-25 04:36:36,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:36,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:36,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:36,852 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-11-25 04:36:46,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:46,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 209 states and 265 transitions. [2024-11-25 04:36:46,515 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 265 transitions. [2024-11-25 04:36:46,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 04:36:46,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:46,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:46,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:46,721 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 133 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-25 04:36:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:47,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 200 states and 251 transitions. [2024-11-25 04:36:47,184 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 251 transitions. [2024-11-25 04:36:47,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-25 04:36:47,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:47,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:47,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:47,527 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-25 04:36:48,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 252 transitions. [2024-11-25 04:36:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 252 transitions. [2024-11-25 04:36:48,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-25 04:36:48,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:48,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:48,352 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 101 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2024-11-25 04:36:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 204 states and 253 transitions. [2024-11-25 04:36:48,828 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 253 transitions. [2024-11-25 04:36:48,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-25 04:36:48,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:48,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:48,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:49,090 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 385 trivial. 0 not checked. [2024-11-25 04:36:49,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:49,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 206 states and 254 transitions. [2024-11-25 04:36:49,550 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 254 transitions. [2024-11-25 04:36:49,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-25 04:36:49,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:49,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:49,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:49,750 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:36:50,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:50,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 209 states and 257 transitions. [2024-11-25 04:36:50,703 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 257 transitions. [2024-11-25 04:36:50,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-25 04:36:50,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:50,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:51,061 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:36:51,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:51,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 212 states and 260 transitions. [2024-11-25 04:36:51,844 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 260 transitions. [2024-11-25 04:36:51,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-25 04:36:51,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:51,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:52,202 INFO L134 CoverageAnalysis]: Checked inductivity of 458 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:36:53,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:53,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 215 states and 263 transitions. [2024-11-25 04:36:53,084 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 263 transitions. [2024-11-25 04:36:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-25 04:36:53,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:53,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:53,556 INFO L134 CoverageAnalysis]: Checked inductivity of 502 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:36:54,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:54,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 218 states and 266 transitions. [2024-11-25 04:36:54,352 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 266 transitions. [2024-11-25 04:36:54,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-25 04:36:54,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:54,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:54,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:54,653 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:36:55,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:55,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 221 states and 269 transitions. [2024-11-25 04:36:55,522 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 269 transitions. [2024-11-25 04:36:55,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-25 04:36:55,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:55,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:56,023 INFO L134 CoverageAnalysis]: Checked inductivity of 599 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:36:56,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:56,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 224 states and 272 transitions. [2024-11-25 04:36:56,935 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 272 transitions. [2024-11-25 04:36:56,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-25 04:36:56,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:56,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:57,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:57,325 INFO L134 CoverageAnalysis]: Checked inductivity of 652 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:36:58,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:58,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 227 states and 275 transitions. [2024-11-25 04:36:58,173 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 275 transitions. [2024-11-25 04:36:58,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-25 04:36:58,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:58,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:58,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:58,553 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:36:59,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:59,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 230 states and 277 transitions. [2024-11-25 04:36:59,149 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 277 transitions. [2024-11-25 04:36:59,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-25 04:36:59,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:59,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:37:01,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:37:01,359 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:37:03,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:37:13,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:37:13,644 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:37:13,650 INFO L158 Benchmark]: Toolchain (without parser) took 79316.17ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 914.4MB). Free memory was 113.9MB in the beginning and 832.8MB in the end (delta: -718.9MB). Peak memory consumption was 198.5MB. Max. memory is 16.1GB. [2024-11-25 04:37:13,650 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:37:13,650 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1494.80ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 102.0MB in the end (delta: 11.6MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. [2024-11-25 04:37:13,651 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.61ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 94.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:37:13,655 INFO L158 Benchmark]: Boogie Preprocessor took 101.39ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 88.3MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:37:13,656 INFO L158 Benchmark]: RCFGBuilder took 1634.68ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 104.2MB in the end (delta: -15.9MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. [2024-11-25 04:37:13,656 INFO L158 Benchmark]: CodeCheck took 75964.37ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 914.4MB). Free memory was 104.2MB in the beginning and 832.8MB in the end (delta: -728.6MB). Peak memory consumption was 182.3MB. Max. memory is 16.1GB. [2024-11-25 04:37:13,661 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 117.4MB. Free memory is still 71.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1494.80ms. Allocated memory is still 142.6MB. Free memory was 113.6MB in the beginning and 102.0MB in the end (delta: 11.6MB). Peak memory consumption was 78.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.61ms. Allocated memory is still 142.6MB. Free memory was 102.0MB in the beginning and 94.7MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.39ms. Allocated memory is still 142.6MB. Free memory was 94.7MB in the beginning and 88.3MB in the end (delta: 6.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1634.68ms. Allocated memory is still 142.6MB. Free memory was 88.3MB in the beginning and 104.2MB in the end (delta: -15.9MB). Peak memory consumption was 57.5MB. Max. memory is 16.1GB. * CodeCheck took 75964.37ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 914.4MB). Free memory was 104.2MB in the beginning and 832.8MB in the end (delta: -728.6MB). Peak memory consumption was 182.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:37:13,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/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_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/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_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3 --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 [2024-11-25 04:37:16,475 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:37:16,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 04:37:16,627 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:37:16,628 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:37:16,628 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:37:16,629 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:37:16,629 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:37:16,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:37:16,629 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:37:16,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:37:16,631 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:37:16,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:37:16,632 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:37:16,632 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:37:16,633 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:37:16,633 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:37:16,634 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:37:16,634 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:37:16,634 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:37:16,634 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:37:16,634 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:37:16,634 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:37:16,634 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:37:16,634 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:37:16,634 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:16,635 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:37:16,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:37:16,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:37:16,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:37:16,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:37:16,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:37:16,635 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:37:16,635 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:16,635 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:37:16,635 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_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3 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 [2024-11-25 04:37:16,957 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:37:16,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:37:16,969 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:37:16,971 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:37:16,971 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:37:16,975 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2024-11-25 04:37:20,051 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data/6f16ced41/593f97b5965e4d9abd28b563cb644e09/FLAG5d5557128 [2024-11-25 04:37:20,532 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:37:20,533 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-2.i [2024-11-25 04:37:20,560 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data/6f16ced41/593f97b5965e4d9abd28b563cb644e09/FLAG5d5557128 [2024-11-25 04:37:20,582 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/data/6f16ced41/593f97b5965e4d9abd28b563cb644e09 [2024-11-25 04:37:20,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:37:20,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:37:20,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:37:20,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:37:20,596 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:37:20,597 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:37:20" (1/1) ... [2024-11-25 04:37:20,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a27984b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:20, skipping insertion in model container [2024-11-25 04:37:20,600 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:37:20" (1/1) ... [2024-11-25 04:37:20,659 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:37:21,895 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,899 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,901 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,903 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,906 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,907 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,909 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,910 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,912 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,916 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,918 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,925 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,925 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,930 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,934 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,948 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,964 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-25 04:37:21,978 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:37:22,012 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:37:22,179 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:37:22,448 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-11-25 04:37:22,458 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:37:22,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22 WrapperNode [2024-11-25 04:37:22,459 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:37:22,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:37:22,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:37:22,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:37:22,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,510 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,586 INFO L138 Inliner]: procedures = 585, calls = 489, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 777 [2024-11-25 04:37:22,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:37:22,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:37:22,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:37:22,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:37:22,596 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,597 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,683 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,689 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,697 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:37:22,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:37:22,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:37:22,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:37:22,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:37:22" (1/1) ... [2024-11-25 04:37:22,731 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:37:22,754 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:37:22,775 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:37:22,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:37:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:37:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-25 04:37:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:37:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 04:37:22,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:37:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-25 04:37:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-25 04:37:22,807 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:37:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:37:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:37:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 04:37:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-25 04:37:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:37:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-25 04:37:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-25 04:37:22,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-25 04:37:23,131 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:37:23,134 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:37:24,754 INFO L? ?]: Removed 229 outVars from TransFormulas that were not future-live. [2024-11-25 04:37:24,755 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:37:25,087 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:37:25,089 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-25 04:37:25,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:37:25 BoogieIcfgContainer [2024-11-25 04:37:25,090 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:37:25,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:37:25,091 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:37:25,102 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:37:25,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:37:25" (1/1) ... [2024-11-25 04:37:25,110 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:37:25,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:25,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 133 states and 162 transitions. [2024-11-25 04:37:25,170 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 162 transitions. [2024-11-25 04:37:25,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:37:25,174 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:25,175 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:25,175 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:25,178 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:25,182 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:37:25,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:25,620 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:26,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:26,329 INFO L256 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:26,332 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:26,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:26,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:26,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:26,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 132 states and 161 transitions. [2024-11-25 04:37:26,977 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 161 transitions. [2024-11-25 04:37:26,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:37:26,980 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:26,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:26,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:26,983 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:26,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:37:27,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:27,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:28,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:28,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:37:28,492 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:28,542 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:28,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:37:29,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:29,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 135 states and 165 transitions. [2024-11-25 04:37:29,182 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 165 transitions. [2024-11-25 04:37:29,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:37:29,184 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:29,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:29,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:29,189 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:29,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:37:30,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:30,157 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:30,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:37:30,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:30,816 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:30,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:37:31,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:31,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 168 transitions. [2024-11-25 04:37:31,065 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 168 transitions. [2024-11-25 04:37:31,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:37:31,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:31,066 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:31,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:31,069 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:31,071 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:37:32,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:32,038 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:32,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:32,531 INFO L256 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:37:32,532 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:32,621 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:32,626 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:32,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:32,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 141 states and 171 transitions. [2024-11-25 04:37:32,849 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2024-11-25 04:37:32,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:37:32,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:32,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:32,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:32,854 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:32,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 04:37:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:33,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:34,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 04:37:34,389 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:34,510 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:34,515 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 04:37:34,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:34,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 144 states and 174 transitions. [2024-11-25 04:37:34,797 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2024-11-25 04:37:34,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:37:34,798 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:34,798 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:34,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:34,801 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:34,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 04:37:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:35,773 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:36,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:36,252 INFO L256 TraceCheckSpWp]: Trace formula consists of 481 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 04:37:36,253 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:36,431 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:36,438 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 04:37:36,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:36,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 147 states and 177 transitions. [2024-11-25 04:37:36,848 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 177 transitions. [2024-11-25 04:37:36,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:37:36,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:36,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:36,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:36,852 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:36,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 04:37:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:37,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:38,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:37:38,390 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:38,597 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:38,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 04:37:39,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:39,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 150 states and 180 transitions. [2024-11-25 04:37:39,021 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 180 transitions. [2024-11-25 04:37:39,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:37:39,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:39,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:39,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:39,026 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:39,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 04:37:39,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:39,836 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:40,318 INFO L256 TraceCheckSpWp]: Trace formula consists of 507 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 04:37:40,319 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:40,553 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:40,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 04:37:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:40,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 153 states and 183 transitions. [2024-11-25 04:37:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 183 transitions. [2024-11-25 04:37:40,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:37:40,961 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:40,961 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:40,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:40,967 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:40,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 04:37:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:41,904 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:42,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:42,467 INFO L256 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:37:42,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:42,727 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:42,733 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 04:37:43,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:43,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 156 states and 186 transitions. [2024-11-25 04:37:43,209 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 186 transitions. [2024-11-25 04:37:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:37:43,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:43,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:43,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:43,215 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:43,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 04:37:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:44,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:44,594 INFO L256 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:37:44,595 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:44,884 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:44,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 04:37:45,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:45,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 159 states and 189 transitions. [2024-11-25 04:37:45,383 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2024-11-25 04:37:45,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:37:45,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:45,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:45,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:45,386 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:45,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 04:37:46,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:46,441 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:46,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:46,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:37:47,000 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:47,321 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:47,327 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 04:37:47,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:47,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 162 states and 192 transitions. [2024-11-25 04:37:47,913 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 192 transitions. [2024-11-25 04:37:47,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 04:37:47,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:47,914 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:47,914 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:47,915 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:47,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 04:37:48,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:48,843 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:49,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:49,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 559 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:37:49,342 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:49,689 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:37:49,695 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:50,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:50,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 159 states and 187 transitions. [2024-11-25 04:37:50,360 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 187 transitions. [2024-11-25 04:37:50,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 04:37:50,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:50,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:50,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:50,363 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:50,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 04:37:50,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:50,750 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:51,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:51,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 566 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:51,223 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:51,227 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:37:51,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:51,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:51,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 158 states and 186 transitions. [2024-11-25 04:37:51,245 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 186 transitions. [2024-11-25 04:37:51,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:37:51,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:51,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:51,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:51,249 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:51,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 04:37:52,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:52,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:52,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:52,922 INFO L256 TraceCheckSpWp]: Trace formula consists of 567 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:37:52,923 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:53,280 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:37:53,287 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:53,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:53,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 157 states and 185 transitions. [2024-11-25 04:37:53,738 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 185 transitions. [2024-11-25 04:37:53,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 04:37:53,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:53,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:53,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:53,741 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:53,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 04:37:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:54,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:54,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:54,654 INFO L256 TraceCheckSpWp]: Trace formula consists of 576 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:54,655 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:54,658 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:37:54,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:54,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:54,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 156 states and 184 transitions. [2024-11-25 04:37:54,673 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 184 transitions. [2024-11-25 04:37:54,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 04:37:54,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:54,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:54,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:54,680 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:54,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 04:37:55,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:55,166 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:55,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:55,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:37:55,765 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:55,994 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:37:55,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 04:37:56,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:56,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 155 states and 183 transitions. [2024-11-25 04:37:56,295 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 183 transitions. [2024-11-25 04:37:56,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:37:56,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:56,296 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:56,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:56,300 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:56,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 04:37:56,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:56,782 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:57,316 INFO L256 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:57,317 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:57,319 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:37:57,323 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-25 04:37:57,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:57,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 154 states and 182 transitions. [2024-11-25 04:37:57,405 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 182 transitions. [2024-11-25 04:37:57,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:37:57,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:57,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:57,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:57,407 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:57,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 04:37:57,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:57,929 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:58,450 INFO L256 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:58,451 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:58,454 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:37:58,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 04:37:58,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:58,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 153 states and 181 transitions. [2024-11-25 04:37:58,465 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 181 transitions. [2024-11-25 04:37:58,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:37:58,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:58,466 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:58,466 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:58,469 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:58,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 04:37:59,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:59,565 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:00,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:00,172 INFO L256 TraceCheckSpWp]: Trace formula consists of 639 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:38:00,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:00,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 04:38:00,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 156 states and 185 transitions. [2024-11-25 04:38:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 185 transitions. [2024-11-25 04:38:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:38:00,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:00,717 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:00,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:00,718 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:00,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 04:38:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:01,888 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:02,573 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:38:02,574 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:02,815 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:02,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-25 04:38:03,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:03,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 159 states and 188 transitions. [2024-11-25 04:38:03,472 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 188 transitions. [2024-11-25 04:38:03,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:38:03,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:03,473 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:03,473 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:03,476 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:03,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 04:38:04,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:04,035 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:04,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:04,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 618 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:38:04,636 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:04,639 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:38:04,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 04:38:04,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:04,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 158 states and 187 transitions. [2024-11-25 04:38:04,666 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 187 transitions. [2024-11-25 04:38:04,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:38:04,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:04,666 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:04,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:04,668 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:04,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 04:38:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:05,909 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:06,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:06,488 INFO L256 TraceCheckSpWp]: Trace formula consists of 619 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:38:06,489 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:06,744 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:38:06,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-25 04:38:07,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:07,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 161 states and 192 transitions. [2024-11-25 04:38:07,090 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 192 transitions. [2024-11-25 04:38:07,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:38:07,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:07,091 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:07,091 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:07,098 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:07,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-25 04:38:08,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:08,309 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:09,096 INFO L256 TraceCheckSpWp]: Trace formula consists of 665 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:38:09,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:09,437 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:09,445 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-25 04:38:10,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:10,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 164 states and 195 transitions. [2024-11-25 04:38:10,220 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 195 transitions. [2024-11-25 04:38:10,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:38:10,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:10,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:10,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:10,225 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:10,227 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-25 04:38:11,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:11,707 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:12,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:12,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 658 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:38:12,281 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:12,802 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-11-25 04:38:12,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-25 04:38:13,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:13,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 83 states and 94 transitions. [2024-11-25 04:38:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 94 transitions. [2024-11-25 04:38:13,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:38:13,476 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:13,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:13,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:13,479 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:13,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-25 04:38:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:14,778 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:15,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:15,350 INFO L256 TraceCheckSpWp]: Trace formula consists of 625 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 04:38:15,351 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:15,893 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-11-25 04:38:15,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-25 04:38:17,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:17,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 84 states and 96 transitions. [2024-11-25 04:38:17,071 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 96 transitions. [2024-11-25 04:38:17,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:38:17,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:17,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:17,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:17,075 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:17,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-25 04:38:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:18,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:19,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 04:38:19,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:19,544 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:19,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-25 04:38:20,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:20,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 87 states and 99 transitions. [2024-11-25 04:38:20,501 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 99 transitions. [2024-11-25 04:38:20,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 04:38:20,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:20,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:20,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:20,509 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:20,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-25 04:38:21,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:21,910 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:22,514 INFO L256 TraceCheckSpWp]: Trace formula consists of 691 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 04:38:22,515 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:22,952 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:22,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-25 04:38:23,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:23,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 90 states and 102 transitions. [2024-11-25 04:38:23,957 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2024-11-25 04:38:23,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-25 04:38:23,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:23,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:23,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:23,960 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:23,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-25 04:38:25,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:25,338 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:26,169 INFO L256 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:38:26,170 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:26,604 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:26,612 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-25 04:38:27,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:27,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 93 states and 105 transitions. [2024-11-25 04:38:27,630 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2024-11-25 04:38:27,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 04:38:27,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:27,630 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:27,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:27,638 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:27,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-25 04:38:29,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:29,159 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:29,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 04:38:29,662 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:30,148 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:30,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-25 04:38:31,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:31,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 96 states and 108 transitions. [2024-11-25 04:38:31,229 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 108 transitions. [2024-11-25 04:38:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 04:38:31,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:31,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:31,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:31,231 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:31,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-25 04:38:32,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:32,684 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:33,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:33,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 730 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:38:33,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:33,843 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:33,853 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-25 04:38:35,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:35,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 99 states and 111 transitions. [2024-11-25 04:38:35,033 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 111 transitions. [2024-11-25 04:38:35,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 04:38:35,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:35,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:35,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:35,036 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:35,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-25 04:38:36,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:36,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:37,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 743 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:38:37,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:37,615 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:37,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-25 04:38:38,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:38,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 102 states and 114 transitions. [2024-11-25 04:38:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 114 transitions. [2024-11-25 04:38:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 04:38:38,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:38,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:38,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:38,933 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:38,937 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-25 04:38:40,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:40,474 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:40,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:41,034 INFO L256 TraceCheckSpWp]: Trace formula consists of 756 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:38:41,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:41,626 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:41,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-11-25 04:38:43,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:43,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 105 states and 117 transitions. [2024-11-25 04:38:43,011 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 117 transitions. [2024-11-25 04:38:43,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 04:38:43,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:43,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:43,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:43,015 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:43,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-25 04:38:44,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:44,671 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:45,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:45,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:38:45,168 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:45,984 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:38:45,997 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-25 04:38:47,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:47,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 112 transitions. [2024-11-25 04:38:47,436 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 112 transitions. [2024-11-25 04:38:47,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 04:38:47,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:47,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:47,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:47,438 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:47,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-25 04:38:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:49,124 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:49,614 INFO L256 TraceCheckSpWp]: Trace formula consists of 760 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:38:49,615 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-11-25 04:38:50,398 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-25 04:39:07,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:07,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 135 states and 146 transitions. [2024-11-25 04:39:07,118 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 146 transitions. [2024-11-25 04:39:07,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 04:39:07,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:07,118 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:07,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:07,120 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:07,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-25 04:39:08,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:08,823 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:09,408 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:39:09,410 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:10,130 INFO L134 CoverageAnalysis]: Checked inductivity of 296 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-11-25 04:39:10,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-25 04:39:11,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:11,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 150 transitions. [2024-11-25 04:39:11,813 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2024-11-25 04:39:11,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 04:39:11,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:11,813 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:11,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:11,815 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:11,817 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-25 04:39:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:14,011 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:14,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:39:14,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:17,420 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-25 04:39:17,436 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-25 04:39:44,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:44,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 173 states and 187 transitions. [2024-11-25 04:39:44,265 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 187 transitions. [2024-11-25 04:39:44,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 04:39:44,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:44,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:44,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:44,269 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:44,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-25 04:39:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:46,314 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:46,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:39:46,956 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:48,404 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-11-25 04:39:48,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-25 04:40:13,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:40:13,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 206 states and 221 transitions. [2024-11-25 04:40:13,394 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 221 transitions. [2024-11-25 04:40:13,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-25 04:40:13,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:40:13,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:40:13,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:40:13,401 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:40:13,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b2ff2bea-4368-4339-9d79-a0a13e6f5223/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process