./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/usleep-1.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_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/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_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/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_11e13bdd-bea7-4da9-a0fe-5030e958053d/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 a7112737a3c832c1ddda92159d204e858126bb49c67e3c039f3263a2d46a93e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:32:33,930 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:32:34,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:32:34,049 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:32:34,050 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:32:34,075 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:32:34,076 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:32:34,076 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:32:34,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:32:34,077 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:32:34,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:32:34,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:32:34,077 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:32:34,077 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:32:34,078 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:32:34,078 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:32:34,078 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:32:34,078 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:32:34,078 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:32:34,079 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:32:34,079 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:32:34,079 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:32:34,079 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:32:34,079 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:32:34,079 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:32:34,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:32:34,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:32:34,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:32:34,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:32:34,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:32:34,080 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:32:34,080 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:32:34,080 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_11e13bdd-bea7-4da9-a0fe-5030e958053d/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 -> a7112737a3c832c1ddda92159d204e858126bb49c67e3c039f3263a2d46a93e3 [2024-11-25 04:32:34,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:32:34,460 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:32:34,463 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:32:34,466 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:32:34,467 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:32:34,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2024-11-25 04:32:37,625 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data/4eddfe959/baf0a1919273433aa58432cbe4820934/FLAG638902a13 [2024-11-25 04:32:38,148 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:32:38,152 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2024-11-25 04:32:38,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data/4eddfe959/baf0a1919273433aa58432cbe4820934/FLAG638902a13 [2024-11-25 04:32:38,711 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data/4eddfe959/baf0a1919273433aa58432cbe4820934 [2024-11-25 04:32:38,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:32:38,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:32:38,718 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:32:38,718 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:32:38,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:32:38,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:32:38" (1/1) ... [2024-11-25 04:32:38,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c1ccb58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:38, skipping insertion in model container [2024-11-25 04:32:38,731 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:32:38" (1/1) ... [2024-11-25 04:32:38,832 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:32:40,144 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:32:40,174 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:32:40,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:32:40,565 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-11-25 04:32:40,573 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:32:40,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40 WrapperNode [2024-11-25 04:32:40,574 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:32:40,575 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:32:40,575 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:32:40,575 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:32:40,582 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,634 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,696 INFO L138 Inliner]: procedures = 598, calls = 512, calls flagged for inlining = 19, calls inlined = 17, statements flattened = 911 [2024-11-25 04:32:40,697 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:32:40,698 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:32:40,698 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:32:40,698 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:32:40,705 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,706 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,716 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,717 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,811 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,829 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,839 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,843 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,866 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:32:40,867 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:32:40,867 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:32:40,867 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:32:40,868 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:32:40" (1/1) ... [2024-11-25 04:32:40,881 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:32:40,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:32:40,937 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:32:40,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:32:40,968 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:32:40,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-11-25 04:32:40,968 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-25 04:32:40,968 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 04:32:40,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:32:40,968 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:32:40,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 04:32:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:32:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:32:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-25 04:32:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-25 04:32:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-25 04:32:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-25 04:32:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:32:40,970 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:32:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:32:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 04:32:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-25 04:32:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-11-25 04:32:40,971 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-11-25 04:32:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:32:41,348 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:32:41,351 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:32:42,438 INFO L? ?]: Removed 291 outVars from TransFormulas that were not future-live. [2024-11-25 04:32:42,438 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:32:42,654 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:32:42,656 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-25 04:32:42,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:32:42 BoogieIcfgContainer [2024-11-25 04:32:42,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:32:42,657 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:32:42,657 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:32:42,667 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:32:42,668 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:32:42" (1/1) ... [2024-11-25 04:32:42,677 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:32:42,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:42,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 153 states and 191 transitions. [2024-11-25 04:32:42,742 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 191 transitions. [2024-11-25 04:32:42,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:32:42,744 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:42,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:43,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:43,548 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 04:32:43,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:43,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2024-11-25 04:32:43,629 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2024-11-25 04:32:43,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:32:43,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:43,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:43,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:43,975 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 04:32:43,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:43,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 156 states and 195 transitions. [2024-11-25 04:32:44,000 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2024-11-25 04:32:44,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 04:32:44,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:44,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:44,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:44,366 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 04:32:44,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:44,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 158 states and 198 transitions. [2024-11-25 04:32:44,444 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 198 transitions. [2024-11-25 04:32:44,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:32:44,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:44,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:44,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:44,766 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 04:32:44,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:44,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 157 states and 197 transitions. [2024-11-25 04:32:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 197 transitions. [2024-11-25 04:32:44,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:32:44,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:44,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:45,285 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 04:32:45,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:45,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 158 states and 198 transitions. [2024-11-25 04:32:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 198 transitions. [2024-11-25 04:32:45,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:32:45,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:45,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:45,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:45,698 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 04:32:45,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:45,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 157 states and 197 transitions. [2024-11-25 04:32:45,902 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 197 transitions. [2024-11-25 04:32:45,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:32:45,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:45,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:46,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:46,202 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 04:32:46,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 156 states and 196 transitions. [2024-11-25 04:32:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 196 transitions. [2024-11-25 04:32:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:32:46,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:46,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:46,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:46,667 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 04:32:46,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:46,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 159 states and 199 transitions. [2024-11-25 04:32:46,951 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 199 transitions. [2024-11-25 04:32:46,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:32:46,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:46,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:47,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:47,316 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 04:32:47,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:47,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 162 states and 202 transitions. [2024-11-25 04:32:47,523 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 202 transitions. [2024-11-25 04:32:47,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:32:47,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:47,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:47,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:47,911 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 04:32:48,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:48,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 165 states and 205 transitions. [2024-11-25 04:32:48,131 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 205 transitions. [2024-11-25 04:32:48,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:32:48,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:48,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:48,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:48,602 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 04:32:48,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:48,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 168 states and 208 transitions. [2024-11-25 04:32:48,842 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 208 transitions. [2024-11-25 04:32:48,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:32:48,843 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:48,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:49,291 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 04:32:49,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:49,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 171 states and 211 transitions. [2024-11-25 04:32:49,530 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 211 transitions. [2024-11-25 04:32:49,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:32:49,530 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:49,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:49,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:49,923 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 04:32:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:50,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 174 states and 214 transitions. [2024-11-25 04:32:50,175 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 214 transitions. [2024-11-25 04:32:50,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:32:50,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:50,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:50,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:50,597 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 04:32:50,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:50,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 177 states and 217 transitions. [2024-11-25 04:32:50,902 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 217 transitions. [2024-11-25 04:32:50,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 04:32:50,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:50,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:51,501 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 04:32:51,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:51,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 180 states and 219 transitions. [2024-11-25 04:32:51,691 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 219 transitions. [2024-11-25 04:32:51,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:32:51,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:51,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:51,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:52,197 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 04:32:52,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:52,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 179 states and 218 transitions. [2024-11-25 04:32:52,455 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 218 transitions. [2024-11-25 04:32:52,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 04:32:52,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:52,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:52,781 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 04:32:52,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:52,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 178 states and 217 transitions. [2024-11-25 04:32:52,822 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 217 transitions. [2024-11-25 04:32:52,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 04:32:52,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:52,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:52,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:53,117 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 04:32:53,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:53,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 177 states and 216 transitions. [2024-11-25 04:32:53,299 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 216 transitions. [2024-11-25 04:32:53,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:32:53,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:53,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:53,604 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 04:32:53,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:53,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 178 states and 218 transitions. [2024-11-25 04:32:53,693 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 218 transitions. [2024-11-25 04:32:53,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:32:53,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:53,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:53,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:53,961 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 04:32:53,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:53,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 179 states and 219 transitions. [2024-11-25 04:32:53,989 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 219 transitions. [2024-11-25 04:32:53,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:32:53,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:53,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:54,266 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 04:32:54,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:54,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 180 states and 220 transitions. [2024-11-25 04:32:54,292 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 220 transitions. [2024-11-25 04:32:54,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:32:54,293 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:54,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:54,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:55,106 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 04:32:55,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:55,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 181 states and 222 transitions. [2024-11-25 04:32:55,532 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 222 transitions. [2024-11-25 04:32:55,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:32:55,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:55,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:55,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:55,905 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 04:32:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 186 states and 231 transitions. [2024-11-25 04:32:56,412 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 231 transitions. [2024-11-25 04:32:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:32:56,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:56,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:56,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:56,762 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 04:32:57,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:57,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 188 states and 235 transitions. [2024-11-25 04:32:57,224 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2024-11-25 04:32:57,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:32:57,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:57,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:57,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:57,465 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 04:32:57,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:57,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 189 states and 236 transitions. [2024-11-25 04:32:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 236 transitions. [2024-11-25 04:32:57,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:32:57,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:57,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:57,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:57,793 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 04:32:58,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:58,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 188 states and 235 transitions. [2024-11-25 04:32:58,130 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 235 transitions. [2024-11-25 04:32:58,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:32:58,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:58,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:58,420 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 04:32:58,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:32:58,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 190 states and 237 transitions. [2024-11-25 04:32:58,926 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 237 transitions. [2024-11-25 04:32:58,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 04:32:58,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:32:58,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:32:59,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:32:59,299 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 04:33:00,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:00,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 191 states and 240 transitions. [2024-11-25 04:33:00,170 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 240 transitions. [2024-11-25 04:33:00,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 04:33:00,170 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:00,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:00,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:00,514 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:00,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:00,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 192 states and 241 transitions. [2024-11-25 04:33:00,848 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 241 transitions. [2024-11-25 04:33:00,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 04:33:00,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:00,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:01,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:01,146 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 04:33:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:01,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 193 states and 241 transitions. [2024-11-25 04:33:01,314 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 241 transitions. [2024-11-25 04:33:01,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 04:33:01,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:01,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:01,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:01,717 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:02,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:02,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 196 states and 244 transitions. [2024-11-25 04:33:02,389 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 244 transitions. [2024-11-25 04:33:02,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-25 04:33:02,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:02,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:02,846 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:03,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:03,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 199 states and 247 transitions. [2024-11-25 04:33:03,479 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 247 transitions. [2024-11-25 04:33:03,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-25 04:33:03,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:03,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:03,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:03,945 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:04,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:04,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 202 states and 250 transitions. [2024-11-25 04:33:04,567 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 250 transitions. [2024-11-25 04:33:04,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 04:33:04,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:04,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:04,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:05,053 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:05,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:05,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 205 states and 253 transitions. [2024-11-25 04:33:05,679 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 253 transitions. [2024-11-25 04:33:05,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-25 04:33:05,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:05,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:05,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:06,262 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:06,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:06,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 208 states and 256 transitions. [2024-11-25 04:33:06,926 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 256 transitions. [2024-11-25 04:33:06,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-25 04:33:06,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:06,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:07,417 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:08,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:08,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 211 states and 259 transitions. [2024-11-25 04:33:08,115 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 259 transitions. [2024-11-25 04:33:08,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-25 04:33:08,115 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:08,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:08,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:08,707 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:09,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:09,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 214 states and 262 transitions. [2024-11-25 04:33:09,356 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 262 transitions. [2024-11-25 04:33:09,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-11-25 04:33:09,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:09,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:09,941 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:10,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:10,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 217 states and 264 transitions. [2024-11-25 04:33:10,369 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 264 transitions. [2024-11-25 04:33:10,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 04:33:10,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:10,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:16,579 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-11-25 04:33:26,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:26,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 253 states and 321 transitions. [2024-11-25 04:33:26,829 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 321 transitions. [2024-11-25 04:33:26,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-25 04:33:26,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:26,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:27,219 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:33:27,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:27,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 255 states and 325 transitions. [2024-11-25 04:33:27,424 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 325 transitions. [2024-11-25 04:33:27,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 04:33:27,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:27,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:27,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:33:28,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:28,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 256 states and 327 transitions. [2024-11-25 04:33:28,135 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 327 transitions. [2024-11-25 04:33:28,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 04:33:28,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:28,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:28,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:28,385 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 52 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:33:28,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:28,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 257 states and 327 transitions. [2024-11-25 04:33:28,736 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 327 transitions. [2024-11-25 04:33:28,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 04:33:28,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:28,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:28,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:28,951 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:33:28,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:28,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 258 states and 328 transitions. [2024-11-25 04:33:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 328 transitions. [2024-11-25 04:33:28,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-25 04:33:28,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:28,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:29,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:30,213 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-11-25 04:33:30,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:30,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 259 states and 328 transitions. [2024-11-25 04:33:30,715 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 328 transitions. [2024-11-25 04:33:30,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-25 04:33:30,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:30,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:30,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:31,234 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:33:31,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:31,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 261 states and 332 transitions. [2024-11-25 04:33:31,731 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 332 transitions. [2024-11-25 04:33:31,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-25 04:33:31,732 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:31,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:32,082 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-11-25 04:33:34,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:34,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 270 states and 348 transitions. [2024-11-25 04:33:34,689 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 348 transitions. [2024-11-25 04:33:34,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-25 04:33:34,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:34,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2024-11-25 04:33:35,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:35,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 271 states and 349 transitions. [2024-11-25 04:33:35,470 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 349 transitions. [2024-11-25 04:33:35,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-25 04:33:35,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:35,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:35,907 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:33:36,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:36,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 274 states and 353 transitions. [2024-11-25 04:33:36,566 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 353 transitions. [2024-11-25 04:33:36,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 04:33:36,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:36,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:36,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:36,946 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-11-25 04:33:40,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:40,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 284 states and 370 transitions. [2024-11-25 04:33:40,072 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 370 transitions. [2024-11-25 04:33:40,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-25 04:33:40,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:40,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:40,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:40,742 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-11-25 04:33:41,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:41,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 283 states and 369 transitions. [2024-11-25 04:33:41,710 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 369 transitions. [2024-11-25 04:33:41,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 04:33:41,710 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:41,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:41,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:41,943 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-25 04:33:42,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:42,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 285 states and 370 transitions. [2024-11-25 04:33:42,434 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 370 transitions. [2024-11-25 04:33:42,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 04:33:42,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:42,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:42,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:42,980 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-11-25 04:33:56,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:56,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 330 states and 436 transitions. [2024-11-25 04:33:56,671 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 436 transitions. [2024-11-25 04:33:56,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 04:33:56,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:56,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:56,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:56,946 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-25 04:33:57,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:57,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 332 states and 437 transitions. [2024-11-25 04:33:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 437 transitions. [2024-11-25 04:33:57,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 04:33:57,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:57,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:57,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:58,012 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:33:59,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:33:59,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 335 states and 440 transitions. [2024-11-25 04:33:59,155 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 440 transitions. [2024-11-25 04:33:59,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-25 04:33:59,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:33:59,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:33:59,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:33:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-11-25 04:34:00,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:00,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 337 states and 441 transitions. [2024-11-25 04:34:00,251 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 441 transitions. [2024-11-25 04:34:00,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-25 04:34:00,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:00,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:00,454 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-11-25 04:34:01,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:01,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 339 states and 442 transitions. [2024-11-25 04:34:01,229 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 442 transitions. [2024-11-25 04:34:01,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-11-25 04:34:01,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:01,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:01,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:01,440 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:34:02,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:02,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 342 states and 445 transitions. [2024-11-25 04:34:02,341 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 445 transitions. [2024-11-25 04:34:02,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-25 04:34:02,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:02,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:02,569 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:34:03,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:03,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 345 states and 448 transitions. [2024-11-25 04:34:03,495 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 448 transitions. [2024-11-25 04:34:03,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-25 04:34:03,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:03,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:03,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:03,847 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:34:04,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:04,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 348 states and 451 transitions. [2024-11-25 04:34:04,748 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 451 transitions. [2024-11-25 04:34:04,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-25 04:34:04,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:04,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:04,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:05,054 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:34:06,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:06,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 351 states and 454 transitions. [2024-11-25 04:34:06,195 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 454 transitions. [2024-11-25 04:34:06,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-25 04:34:06,196 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:06,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:06,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:06,478 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:34:07,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:07,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 354 states and 457 transitions. [2024-11-25 04:34:07,512 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 457 transitions. [2024-11-25 04:34:07,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-25 04:34:07,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:07,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:07,945 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:34:08,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:08,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 357 states and 460 transitions. [2024-11-25 04:34:08,958 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 460 transitions. [2024-11-25 04:34:08,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-25 04:34:08,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:08,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:09,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:09,307 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:34:10,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:10,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 360 states and 462 transitions. [2024-11-25 04:34:10,051 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 462 transitions. [2024-11-25 04:34:10,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-25 04:34:10,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:10,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:34:10,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:25,496 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 84 proven. 387 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-11-25 04:35:02,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:02,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 431 states and 570 transitions. [2024-11-25 04:35:02,397 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 570 transitions. [2024-11-25 04:35:02,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-25 04:35:02,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:02,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:35:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:19,011 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 0 proven. 471 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-11-25 04:36:24,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:24,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 533 states and 708 transitions. [2024-11-25 04:36:24,301 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 708 transitions. [2024-11-25 04:36:24,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-25 04:36:24,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:24,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:24,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:24,711 INFO L134 CoverageAnalysis]: Checked inductivity of 934 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 867 trivial. 0 not checked. [2024-11-25 04:36:25,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:25,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 530 states and 700 transitions. [2024-11-25 04:36:25,969 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 700 transitions. [2024-11-25 04:36:25,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-25 04:36:25,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:25,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:26,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:26,996 INFO L134 CoverageAnalysis]: Checked inductivity of 914 backedges. 151 proven. 0 refuted. 0 times theorem prover too weak. 763 trivial. 0 not checked. [2024-11-25 04:36:34,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:34,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 539 states and 719 transitions. [2024-11-25 04:36:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 719 transitions. [2024-11-25 04:36:34,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-25 04:36:34,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:34,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 04:36:35,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:36:35,803 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 04:36:36,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 04:36:46,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:36:47,018 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 04:36:47,023 INFO L158 Benchmark]: Toolchain (without parser) took 248306.70ms. Allocated memory was 117.4MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 89.0MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 578.3MB. Max. memory is 16.1GB. [2024-11-25 04:36:47,023 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:36:47,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1856.85ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 53.8MB in the end (delta: 34.8MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2024-11-25 04:36:47,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 122.07ms. Allocated memory is still 117.4MB. Free memory was 53.8MB in the beginning and 45.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:36:47,025 INFO L158 Benchmark]: Boogie Preprocessor took 168.89ms. Allocated memory is still 117.4MB. Free memory was 45.6MB in the beginning and 75.3MB in the end (delta: -29.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2024-11-25 04:36:47,025 INFO L158 Benchmark]: RCFGBuilder took 1789.21ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 37.6MB in the end (delta: 37.6MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. [2024-11-25 04:36:47,026 INFO L158 Benchmark]: CodeCheck took 244364.54ms. Allocated memory was 117.4MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 37.6MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 523.2MB. Max. memory is 16.1GB. [2024-11-25 04:36:47,030 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 0.86ms. Allocated memory is still 167.8MB. Free memory is still 104.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1856.85ms. Allocated memory is still 117.4MB. Free memory was 88.6MB in the beginning and 53.8MB in the end (delta: 34.8MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 122.07ms. Allocated memory is still 117.4MB. Free memory was 53.8MB in the beginning and 45.6MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 168.89ms. Allocated memory is still 117.4MB. Free memory was 45.6MB in the beginning and 75.3MB in the end (delta: -29.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1789.21ms. Allocated memory is still 117.4MB. Free memory was 75.3MB in the beginning and 37.6MB in the end (delta: 37.6MB). Peak memory consumption was 48.1MB. Max. memory is 16.1GB. * CodeCheck took 244364.54ms. Allocated memory was 117.4MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 37.6MB in the beginning and 1.5GB in the end (delta: -1.5GB). Peak memory consumption was 523.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:36:47,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/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_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/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_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/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_11e13bdd-bea7-4da9-a0fe-5030e958053d/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 a7112737a3c832c1ddda92159d204e858126bb49c67e3c039f3263a2d46a93e3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:36:49,955 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:36:50,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 04:36:50,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:36:50,204 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:36:50,205 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:36:50,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:36:50,205 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:36:50,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:36:50,206 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:36:50,206 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:36:50,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:36:50,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:36:50,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:36:50,206 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:36:50,206 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:36:50,207 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:36:50,207 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:36:50,207 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:36:50,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:36:50,207 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:36:50,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:36:50,207 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:36:50,207 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:36:50,208 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:36:50,208 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:36:50,214 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:36:50,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:36:50,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:36:50,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:36:50,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:36:50,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:36:50,215 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:36:50,215 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:36:50,215 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:36:50,215 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_11e13bdd-bea7-4da9-a0fe-5030e958053d/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 -> a7112737a3c832c1ddda92159d204e858126bb49c67e3c039f3263a2d46a93e3 [2024-11-25 04:36:50,622 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:36:50,636 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:36:50,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:36:50,642 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:36:50,643 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:36:50,644 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2024-11-25 04:36:53,728 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data/06c98567b/3747e66096184d3ca584079b5df59f29/FLAGb26af9aaf [2024-11-25 04:36:54,160 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:36:54,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/sv-benchmarks/c/busybox-1.22.0/usleep-1.i [2024-11-25 04:36:54,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data/06c98567b/3747e66096184d3ca584079b5df59f29/FLAGb26af9aaf [2024-11-25 04:36:54,223 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/data/06c98567b/3747e66096184d3ca584079b5df59f29 [2024-11-25 04:36:54,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:36:54,230 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:36:54,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:36:54,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:36:54,240 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:36:54,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:36:54" (1/1) ... [2024-11-25 04:36:54,244 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a11f93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:54, skipping insertion in model container [2024-11-25 04:36:54,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:36:54" (1/1) ... [2024-11-25 04:36:54,322 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:36:55,627 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 04:36:55,632 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 04:36:55,635 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 04:36:55,638 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 04:36:55,643 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 04:36:55,647 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 04:36:55,649 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 04:36:55,650 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 04:36:55,652 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 04:36:55,668 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 04:36:55,670 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 04:36:55,686 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 04:36:55,687 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 04:36:55,699 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 04:36:55,701 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 04:36:55,710 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 04:36:55,726 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 04:36:55,742 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 04:36:55,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:36:55,796 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:36:55,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:36:56,335 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-11-25 04:36:56,344 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:36:56,345 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56 WrapperNode [2024-11-25 04:36:56,347 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:36:56,349 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:36:56,349 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:36:56,349 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:36:56,362 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,548 INFO L138 Inliner]: procedures = 613, calls = 512, calls flagged for inlining = 19, calls inlined = 17, statements flattened = 889 [2024-11-25 04:36:56,548 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:36:56,549 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:36:56,549 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:36:56,549 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:36:56,557 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,558 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,619 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,622 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,635 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,673 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:36:56,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:36:56,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:36:56,690 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:36:56,691 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:36:56" (1/1) ... [2024-11-25 04:36:56,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:36:56,713 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:36:56,728 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:36:56,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:36:56,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 04:36:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-25 04:36:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:36:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-25 04:36:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 04:36:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:36:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-25 04:36:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2024-11-25 04:36:56,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-11-25 04:36:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-11-25 04:36:56,763 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-11-25 04:36:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:36:56,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:36:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-25 04:36:56,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-11-25 04:36:56,765 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-11-25 04:36:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 04:36:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-11-25 04:36:56,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-25 04:36:56,766 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:36:56,766 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:36:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 04:36:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-25 04:36:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-25 04:36:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-25 04:36:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-25 04:36:56,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-25 04:36:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-11-25 04:36:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-25 04:36:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2024-11-25 04:36:56,768 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2024-11-25 04:36:56,768 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2024-11-25 04:36:57,342 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:36:57,344 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:36:59,569 INFO L? ?]: Removed 276 outVars from TransFormulas that were not future-live. [2024-11-25 04:36:59,569 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:36:59,875 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:36:59,875 INFO L312 CfgBuilder]: Removed 10 assume(true) statements. [2024-11-25 04:36:59,876 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:36:59 BoogieIcfgContainer [2024-11-25 04:36:59,876 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:36:59,877 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:36:59,877 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:36:59,891 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:36:59,891 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:36:59" (1/1) ... [2024-11-25 04:36:59,901 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:36:59,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:59,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 153 states and 191 transitions. [2024-11-25 04:36:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 191 transitions. [2024-11-25 04:36:59,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-11-25 04:36:59,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:59,982 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:36:59,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:36:59,988 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:36:59,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:37:00,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:00,465 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:01,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:01,266 INFO L256 TraceCheckSpWp]: Trace formula consists of 459 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:01,269 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:01,277 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 04:37:01,281 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:37:02,431 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:37:02,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:02,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 152 states and 190 transitions. [2024-11-25 04:37:02,568 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 190 transitions. [2024-11-25 04:37:02,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 04:37:02,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:02,572 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:02,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:02,578 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:02,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:37:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:03,794 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:04,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:37:04,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:04,467 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 04:37:04,476 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:05,908 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-25 04:37:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:06,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 155 states and 194 transitions. [2024-11-25 04:37:06,171 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 194 transitions. [2024-11-25 04:37:06,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 04:37:06,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:06,172 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:06,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:06,179 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:06,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:37:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:07,416 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:08,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:08,179 INFO L256 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:37:08,181 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:08,271 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 04:37:08,279 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:37:08,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:08,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 158 states and 197 transitions. [2024-11-25 04:37:08,589 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 197 transitions. [2024-11-25 04:37:08,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:37:08,590 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:08,590 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:08,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:08,595 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:08,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:37:09,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:09,825 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:10,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:10,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 486 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:37:10,448 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:10,578 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 04:37:10,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 04:37:10,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:10,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 161 states and 200 transitions. [2024-11-25 04:37:10,861 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 200 transitions. [2024-11-25 04:37:10,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:37:10,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:10,862 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:10,862 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:10,864 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:10,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 04:37:12,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:12,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:12,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:12,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 04:37:12,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:12,814 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 04:37:12,820 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:13,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:13,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 164 states and 203 transitions. [2024-11-25 04:37:13,168 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 203 transitions. [2024-11-25 04:37:13,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 04:37:13,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:13,169 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:13,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:13,172 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:13,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 04:37:14,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:14,273 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:14,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:14,875 INFO L256 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 04:37:14,876 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:15,069 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 04:37:15,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 04:37:15,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:15,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 167 states and 206 transitions. [2024-11-25 04:37:15,483 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 206 transitions. [2024-11-25 04:37:15,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 04:37:15,484 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:15,484 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:15,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:15,489 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:15,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 04:37:16,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:16,573 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:17,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:17,192 INFO L256 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:37:17,193 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:17,413 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 04:37:17,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 04:37:17,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 170 states and 209 transitions. [2024-11-25 04:37:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 209 transitions. [2024-11-25 04:37:17,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 04:37:17,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:17,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:17,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:17,827 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:17,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 04:37:18,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:18,899 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:19,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:19,490 INFO L256 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 04:37:19,491 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:19,754 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 04:37:19,761 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 04:37:20,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:20,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 173 states and 212 transitions. [2024-11-25 04:37:20,250 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 212 transitions. [2024-11-25 04:37:20,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 04:37:20,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:20,251 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:20,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:20,254 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:20,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 04:37:21,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:21,365 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:21,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:22,003 INFO L256 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:37:22,005 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:22,325 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 04:37:22,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 04:37:22,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:22,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 176 states and 215 transitions. [2024-11-25 04:37:22,919 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 215 transitions. [2024-11-25 04:37:22,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:37:22,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:22,919 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:22,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:22,922 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:22,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 04:37:24,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:24,018 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:24,545 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:37:24,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:24,883 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 04:37:24,889 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 04:37:25,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:25,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 179 states and 218 transitions. [2024-11-25 04:37:25,529 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 218 transitions. [2024-11-25 04:37:25,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 04:37:25,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:25,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:25,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:25,535 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:25,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 04:37:26,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:26,783 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:27,407 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:37:27,408 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:27,779 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 04:37:27,786 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:28,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:28,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 182 states and 221 transitions. [2024-11-25 04:37:28,428 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 221 transitions. [2024-11-25 04:37:28,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 04:37:28,428 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:28,429 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:28,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:28,433 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:28,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 04:37:29,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:29,752 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:30,325 INFO L256 TraceCheckSpWp]: Trace formula consists of 590 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:37:30,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:30,768 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 04:37:30,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-25 04:37:31,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:31,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 179 states and 216 transitions. [2024-11-25 04:37:31,479 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 216 transitions. [2024-11-25 04:37:31,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 04:37:31,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:31,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:31,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:31,482 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:31,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 04:37:31,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:31,999 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:32,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:32,535 INFO L256 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:32,537 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:32,543 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 04:37:32,550 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 04:37:32,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:32,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 178 states and 215 transitions. [2024-11-25 04:37:32,565 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 215 transitions. [2024-11-25 04:37:32,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 04:37:32,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:32,566 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:32,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:32,570 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:32,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 04:37:34,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:34,072 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:34,631 INFO L256 TraceCheckSpWp]: Trace formula consists of 598 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:37:34,633 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:35,059 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 04:37:35,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 04:37:35,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:35,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 177 states and 214 transitions. [2024-11-25 04:37:35,588 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 214 transitions. [2024-11-25 04:37:35,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 04:37:35,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:35,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:35,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:35,591 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:35,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 04:37:36,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:36,228 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:36,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:36,738 INFO L256 TraceCheckSpWp]: Trace formula consists of 607 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:36,739 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:36,741 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 04:37:36,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-25 04:37:36,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:36,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 176 states and 213 transitions. [2024-11-25 04:37:36,759 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 213 transitions. [2024-11-25 04:37:36,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 04:37:36,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:36,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:36,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:36,767 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:36,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 04:37:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:38,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:38,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:38,635 INFO L256 TraceCheckSpWp]: Trace formula consists of 608 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:37:38,637 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:38,877 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 04:37:38,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 04:37:39,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:39,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 175 states and 212 transitions. [2024-11-25 04:37:39,229 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 212 transitions. [2024-11-25 04:37:39,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:37:39,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:39,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:39,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:39,232 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:39,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 04:37:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:39,844 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:40,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:40,544 INFO L256 TraceCheckSpWp]: Trace formula consists of 660 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:40,545 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:40,548 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 04:37:40,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-25 04:37:40,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:40,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 174 states and 211 transitions. [2024-11-25 04:37:40,644 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 211 transitions. [2024-11-25 04:37:40,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-25 04:37:40,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:40,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:40,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:40,646 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:40,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 04:37:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:41,357 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:41,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:41,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:41,939 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 04:37:41,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 04:37:41,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:41,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 173 states and 210 transitions. [2024-11-25 04:37:41,960 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 210 transitions. [2024-11-25 04:37:41,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:37:41,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:41,962 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:41,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:41,965 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:41,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 04:37:43,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:43,328 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:43,873 INFO L256 TraceCheckSpWp]: Trace formula consists of 661 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:37:43,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:44,104 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 04:37:44,111 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 04:37:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:44,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 177 states and 218 transitions. [2024-11-25 04:37:44,771 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 218 transitions. [2024-11-25 04:37:44,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:37:44,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:44,772 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:44,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:44,773 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:44,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 04:37:46,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:46,335 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:46,936 INFO L256 TraceCheckSpWp]: Trace formula consists of 670 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:37:46,937 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:47,201 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 04:37:47,210 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-25 04:37:48,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:48,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 180 states and 224 transitions. [2024-11-25 04:37:48,535 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 224 transitions. [2024-11-25 04:37:48,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 04:37:48,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:48,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:48,536 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:48,538 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:48,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 04:37:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:49,333 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:49,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:49,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 651 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:49,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:49,959 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 04:37:49,966 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 04:37:49,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:49,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 179 states and 223 transitions. [2024-11-25 04:37:49,985 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 223 transitions. [2024-11-25 04:37:49,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-25 04:37:49,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:49,985 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:49,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:49,989 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:49,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 04:37:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:50,816 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:51,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:51,566 INFO L256 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:51,567 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:51,569 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 04:37:51,576 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-25 04:37:51,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:51,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 178 states and 222 transitions. [2024-11-25 04:37:51,583 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 222 transitions. [2024-11-25 04:37:51,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-25 04:37:51,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:51,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:51,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:51,595 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:51,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-25 04:37:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:52,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:52,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:53,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:37:53,073 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:53,075 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 04:37:53,084 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-25 04:37:53,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:53,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 177 states and 221 transitions. [2024-11-25 04:37:53,111 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 221 transitions. [2024-11-25 04:37:53,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:37:53,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:53,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:53,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:53,118 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:53,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-25 04:37:54,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:54,805 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:55,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:55,448 INFO L256 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:37:55,450 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:55,932 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 04:37:55,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-25 04:37:56,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:56,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 180 states and 226 transitions. [2024-11-25 04:37:56,338 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 226 transitions. [2024-11-25 04:37:56,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:37:56,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:56,338 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:56,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:56,341 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:56,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-25 04:37:58,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:58,276 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:59,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:37:59,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:59,092 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 04:37:59,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-25 04:37:59,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:59,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 182 states and 227 transitions. [2024-11-25 04:37:59,738 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 227 transitions. [2024-11-25 04:37:59,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-25 04:37:59,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:59,739 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:59,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:59,743 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:59,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-25 04:38:01,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:01,582 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:02,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:38:02,362 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:02,701 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 04:38:02,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-25 04:38:04,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:04,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 185 states and 232 transitions. [2024-11-25 04:38:04,893 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 232 transitions. [2024-11-25 04:38:04,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:38:04,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:04,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:04,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:04,896 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:04,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-25 04:38:07,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:07,336 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:07,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:08,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 710 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:38:08,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:08,582 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 04:38:08,596 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-25 04:38:10,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:10,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 103 states and 132 transitions. [2024-11-25 04:38:10,584 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 132 transitions. [2024-11-25 04:38:10,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:38:10,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:10,584 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:10,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:10,587 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:10,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-25 04:38:12,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:12,589 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:13,353 INFO L256 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:38:13,354 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:13,453 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 04:38:13,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-25 04:38:14,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:14,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 105 states and 133 transitions. [2024-11-25 04:38:14,173 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2024-11-25 04:38:14,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 04:38:14,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:14,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:14,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:14,178 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:14,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-25 04:38:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:16,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:16,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:16,942 INFO L256 TraceCheckSpWp]: Trace formula consists of 696 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:38:16,943 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:17,353 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 04:38:17,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-25 04:38:19,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:19,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 108 states and 138 transitions. [2024-11-25 04:38:19,579 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 138 transitions. [2024-11-25 04:38:19,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:38:19,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:19,579 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:19,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:19,585 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:19,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-25 04:38:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:21,391 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:21,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:22,027 INFO L256 TraceCheckSpWp]: Trace formula consists of 700 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:38:22,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:22,132 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 04:38:22,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-25 04:38:22,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:22,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 110 states and 139 transitions. [2024-11-25 04:38:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 139 transitions. [2024-11-25 04:38:22,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 04:38:22,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:22,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:22,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:22,766 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:22,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-25 04:38:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:24,613 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:25,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:25,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 04:38:25,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:26,060 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 04:38:26,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-25 04:38:28,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:28,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 113 states and 144 transitions. [2024-11-25 04:38:28,984 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2024-11-25 04:38:28,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 04:38:28,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:28,984 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:28,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:28,989 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:28,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-25 04:38:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:31,059 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:31,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:31,797 INFO L256 TraceCheckSpWp]: Trace formula consists of 713 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:38:31,798 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:31,932 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-11-25 04:38:31,948 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-25 04:38:32,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:32,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 115 states and 145 transitions. [2024-11-25 04:38:32,612 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 145 transitions. [2024-11-25 04:38:32,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 04:38:32,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:32,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:32,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:32,614 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:32,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-25 04:38:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:34,584 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:35,237 INFO L256 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 04:38:35,238 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:35,892 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 04:38:35,909 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-25 04:38:38,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:38,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 118 states and 150 transitions. [2024-11-25 04:38:38,535 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 150 transitions. [2024-11-25 04:38:38,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-25 04:38:38,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:38,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:38,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:38,538 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:38,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-25 04:38:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:40,535 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:41,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:41,216 INFO L256 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:38:41,218 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:41,404 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-11-25 04:38:41,420 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-25 04:38:42,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:42,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 120 states and 151 transitions. [2024-11-25 04:38:42,136 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 151 transitions. [2024-11-25 04:38:42,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-25 04:38:42,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:42,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:42,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:42,139 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:42,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-25 04:38:44,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:44,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:45,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 735 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:38:45,012 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:45,765 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 04:38:45,791 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-25 04:38:48,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:48,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 123 states and 156 transitions. [2024-11-25 04:38:48,729 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 156 transitions. [2024-11-25 04:38:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 04:38:48,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:48,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:48,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:48,733 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:48,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-25 04:38:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:50,765 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:51,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:51,510 INFO L256 TraceCheckSpWp]: Trace formula consists of 739 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:38:51,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:51,730 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-25 04:38:51,748 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-25 04:38:52,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:52,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 125 states and 157 transitions. [2024-11-25 04:38:52,568 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 157 transitions. [2024-11-25 04:38:52,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 04:38:52,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:52,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:52,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:52,571 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:52,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-25 04:38:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:54,542 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:55,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:55,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 748 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 04:38:55,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:56,119 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 04:38:56,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-25 04:38:59,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:59,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 128 states and 162 transitions. [2024-11-25 04:38:59,188 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 162 transitions. [2024-11-25 04:38:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 04:38:59,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:59,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:59,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:59,192 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:59,194 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-25 04:39:01,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:01,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:02,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:02,577 INFO L256 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:39:02,580 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:02,796 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-11-25 04:39:02,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-25 04:39:03,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:03,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 130 states and 163 transitions. [2024-11-25 04:39:03,617 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 163 transitions. [2024-11-25 04:39:03,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-25 04:39:03,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:03,617 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:03,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:03,620 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:03,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-25 04:39:06,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:06,211 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:06,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:06,863 INFO L256 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:39:06,865 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:07,625 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 04:39:07,646 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-25 04:39:11,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:11,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 133 states and 168 transitions. [2024-11-25 04:39:11,408 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2024-11-25 04:39:11,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 04:39:11,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:11,408 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:11,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:11,410 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:11,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-25 04:39:13,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:13,972 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:14,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:39:14,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:14,848 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-11-25 04:39:14,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-25 04:39:15,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:15,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 135 states and 169 transitions. [2024-11-25 04:39:15,835 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 169 transitions. [2024-11-25 04:39:15,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 04:39:15,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:15,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:15,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:15,840 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:15,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-25 04:39:18,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:18,432 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:19,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:39:19,077 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:19,897 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 04:39:19,918 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-25 04:39:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:23,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 138 states and 174 transitions. [2024-11-25 04:39:23,982 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 174 transitions. [2024-11-25 04:39:23,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 04:39:23,983 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:23,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:23,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:23,985 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:24,002 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-25 04:39:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:26,727 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:27,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:39:27,334 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:27,733 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-11-25 04:39:27,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-25 04:39:28,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:28,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 140 states and 175 transitions. [2024-11-25 04:39:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 175 transitions. [2024-11-25 04:39:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-11-25 04:39:28,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:28,676 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:28,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:28,679 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:28,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-25 04:39:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:31,466 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:32,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:32,193 INFO L256 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:39:32,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:33,041 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 04:39:33,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-25 04:39:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 143 states and 180 transitions. [2024-11-25 04:39:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 180 transitions. [2024-11-25 04:39:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 04:39:37,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:37,410 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:37,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:37,414 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:37,419 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-25 04:39:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:40,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:40,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:41,081 INFO L256 TraceCheckSpWp]: Trace formula consists of 791 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:39:41,083 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:41,460 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 04:39:41,494 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-25 04:39:42,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:42,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 145 states and 181 transitions. [2024-11-25 04:39:42,544 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 181 transitions. [2024-11-25 04:39:42,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 04:39:42,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:42,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:42,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:42,546 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:42,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-25 04:39:45,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:45,425 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:46,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:46,215 INFO L256 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:39:46,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:47,145 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 04:39:47,168 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-25 04:39:51,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:51,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 146 states and 182 transitions. [2024-11-25 04:39:51,351 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 182 transitions. [2024-11-25 04:39:51,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 04:39:51,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:51,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:51,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:51,354 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:51,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-25 04:39:54,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:54,313 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:54,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:54,954 INFO L256 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:39:54,955 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:39:54,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-25 04:39:56,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:56,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 147 states and 183 transitions. [2024-11-25 04:39:56,351 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 183 transitions. [2024-11-25 04:39:56,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-25 04:39:56,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:56,352 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:56,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:56,356 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:56,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-25 04:39:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:59,459 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:40:00,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:40:00,218 INFO L256 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:40:00,219 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:40:01,275 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:40:01,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-25 04:40:08,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:40:08,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 154 states and 212 transitions. [2024-11-25 04:40:08,328 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 212 transitions. [2024-11-25 04:40:08,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-25 04:40:08,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:40:08,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:40:08,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:40:08,332 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:40:08,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-25 04:40:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:40:11,343 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:40:12,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:40:12,241 INFO L256 TraceCheckSpWp]: Trace formula consists of 849 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:40:12,242 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:40:12,300 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:40:12,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-25 04:40:14,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:40:14,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 155 states and 212 transitions. [2024-11-25 04:40:14,728 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 212 transitions. [2024-11-25 04:40:14,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 04:40:14,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:40:14,728 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:40:14,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:40:14,733 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:40:14,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-25 04:41:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:41:17,017 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:41:17,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:41:18,038 INFO L256 TraceCheckSpWp]: Trace formula consists of 876 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-25 04:41:18,048 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:41:18,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-11-25 04:41:19,396 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 04:41:19,452 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-11-25 04:41:19,605 INFO L349 Elim1Store]: treesize reduction 24, result has 33.3 percent of original size [2024-11-25 04:41:19,605 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 21 treesize of output 20 [2024-11-25 04:41:20,782 WARN L560 QuantifierPusher]: no eliminatee completely removed, nonetheless the elimination was considered successful [2024-11-25 04:41:20,833 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:20,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 197 treesize of output 133 [2024-11-25 04:41:20,898 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:20,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:20,938 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 203 treesize of output 139 [2024-11-25 04:41:20,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:21,071 INFO L349 Elim1Store]: treesize reduction 39, result has 11.4 percent of original size [2024-11-25 04:41:21,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 99 treesize of output 87 [2024-11-25 04:41:21,165 INFO L349 Elim1Store]: treesize reduction 6, result has 64.7 percent of original size [2024-11-25 04:41:21,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 20 treesize of output 20 [2024-11-25 04:41:21,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:21,223 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 51 [2024-11-25 04:41:21,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2024-11-25 04:41:21,317 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:21,319 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 157 treesize of output 104 [2024-11-25 04:41:21,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:21,385 INFO L349 Elim1Store]: treesize reduction 26, result has 3.7 percent of original size [2024-11-25 04:41:21,385 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 88 treesize of output 1 [2024-11-25 04:41:22,666 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:22,666 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:22,682 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:23,185 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:23,185 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:23,237 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:23,718 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:23,719 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:23,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:24,278 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:24,278 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:24,316 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:24,811 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:24,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:24,831 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:25,250 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:25,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:25,300 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:25,848 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:25,848 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:25,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:26,348 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:26,349 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:26,367 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:26,864 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:26,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:26,898 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:27,395 INFO L349 Elim1Store]: treesize reduction 22, result has 18.5 percent of original size [2024-11-25 04:41:27,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 66 treesize of output 61 [2024-11-25 04:41:27,431 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-11-25 04:41:29,259 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:29,266 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:29,267 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-25 04:41:29,268 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 10 [2024-11-25 04:41:29,296 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:29,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-25 04:41:29,309 INFO L173 IndexEqualityManager]: detected equality via solver [2024-11-25 04:41:29,322 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-25 04:41:29,322 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 29 treesize of output 14 [2024-11-25 04:41:30,256 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-11-25 04:41:30,308 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (50)] Ended with exit code 0 [2024-11-25 04:42:27,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:42:27,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 191 states and 265 transitions. [2024-11-25 04:42:27,458 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 265 transitions. [2024-11-25 04:42:27,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-25 04:42:27,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:42:27,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:42:27,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:42:27,462 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:42:27,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-25 04:42:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:42:30,632 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:42:31,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:42:31,277 INFO L256 TraceCheckSpWp]: Trace formula consists of 813 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:42:31,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:42:32,596 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:42:32,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-25 04:42:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:42:36,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 194 states and 269 transitions. [2024-11-25 04:42:36,193 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 269 transitions. [2024-11-25 04:42:36,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 04:42:36,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:42:36,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:42:36,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:42:36,195 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:42:36,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-25 04:42:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:42:39,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:42:40,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:42:40,232 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:42:40,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:42:40,675 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-11-25 04:42:40,704 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-11-25 04:42:42,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:42:42,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 196 states and 270 transitions. [2024-11-25 04:42:42,346 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 270 transitions. [2024-11-25 04:42:42,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 04:42:42,347 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:42:42,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:42:42,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:42:42,351 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:42:42,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-25 04:42:45,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:42:45,322 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:42:46,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:42:46,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:42:46,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:42:46,199 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 93 proven. 9 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:42:46,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-25 04:42:49,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:42:49,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 197 states and 270 transitions. [2024-11-25 04:42:49,424 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 270 transitions. [2024-11-25 04:42:49,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 04:42:49,424 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:42:49,424 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:42:49,424 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:42:49,426 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:42:49,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-25 04:42:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:42:52,754 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:42:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:42:53,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 819 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:42:53,478 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:42:54,988 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:42:55,017 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-25 04:42:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:42:58,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 200 states and 274 transitions. [2024-11-25 04:42:58,758 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 274 transitions. [2024-11-25 04:42:58,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 04:42:58,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:42:58,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:42:58,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:42:58,761 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:42:58,762 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-25 04:43:02,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:02,182 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:02,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:03,072 INFO L256 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:43:03,074 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-11-25 04:43:03,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-25 04:43:06,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:06,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 202 states and 275 transitions. [2024-11-25 04:43:06,011 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 275 transitions. [2024-11-25 04:43:06,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-11-25 04:43:06,012 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:06,012 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:06,012 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:06,014 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:06,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-25 04:43:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:08,837 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:09,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:09,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 04:43:09,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:09,663 INFO L134 CoverageAnalysis]: Checked inductivity of 433 backedges. 124 proven. 18 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:43:09,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-25 04:43:12,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:12,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 203 states and 275 transitions. [2024-11-25 04:43:12,723 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 275 transitions. [2024-11-25 04:43:12,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-25 04:43:12,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:12,724 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:12,724 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:12,728 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:12,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-25 04:43:15,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:15,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:16,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:16,455 INFO L256 TraceCheckSpWp]: Trace formula consists of 825 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:43:16,457 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-11-25 04:43:23,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-25 04:43:38,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:38,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 209 states and 285 transitions. [2024-11-25 04:43:38,384 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 285 transitions. [2024-11-25 04:43:38,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 04:43:38,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:38,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:38,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:38,386 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:38,388 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-25 04:43:41,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:41,346 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:41,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:42,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:43:42,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:42,531 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 0 proven. 138 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-11-25 04:43:42,561 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0 [2024-11-25 04:43:44,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:44,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 211 states and 286 transitions. [2024-11-25 04:43:44,564 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 286 transitions. [2024-11-25 04:43:44,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 04:43:44,565 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:44,565 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:44,565 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:44,569 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:44,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-25 04:43:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:47,714 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:48,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:48,359 INFO L256 TraceCheckSpWp]: Trace formula consists of 888 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 04:43:48,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:48,556 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 155 proven. 30 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:43:48,587 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-11-25 04:43:51,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:51,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 212 states and 286 transitions. [2024-11-25 04:43:51,919 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 286 transitions. [2024-11-25 04:43:51,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-25 04:43:51,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:51,920 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:51,920 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:51,922 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:51,923 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-25 04:43:55,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:55,386 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:43:56,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:43:56,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:43:56,173 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:43:56,692 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-11-25 04:43:56,723 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-25 04:43:58,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:43:58,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 214 states and 287 transitions. [2024-11-25 04:43:58,890 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 287 transitions. [2024-11-25 04:43:58,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-25 04:43:58,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:43:58,891 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:43:58,891 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:43:58,893 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:43:58,894 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-25 04:44:02,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:02,435 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:03,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:03,207 INFO L256 TraceCheckSpWp]: Trace formula consists of 901 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:44:03,208 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:03,388 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 186 proven. 45 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:44:03,421 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-25 04:44:06,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:44:06,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 215 states and 287 transitions. [2024-11-25 04:44:06,976 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 287 transitions. [2024-11-25 04:44:06,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 04:44:06,976 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:44:06,977 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:44:06,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:44:06,983 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:44:06,984 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-25 04:44:10,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:10,260 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:10,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:10,917 INFO L256 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:44:10,918 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:11,443 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 341 trivial. 0 not checked. [2024-11-25 04:44:11,475 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-11-25 04:44:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:44:13,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 217 states and 288 transitions. [2024-11-25 04:44:13,745 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 288 transitions. [2024-11-25 04:44:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 04:44:13,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:44:13,746 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:44:13,746 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:44:13,750 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:44:13,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-25 04:44:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:17,161 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:17,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 04:44:17,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:18,072 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 217 proven. 63 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:44:18,108 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-25 04:44:21,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:44:21,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 218 states and 288 transitions. [2024-11-25 04:44:21,763 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 288 transitions. [2024-11-25 04:44:21,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-25 04:44:21,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:44:21,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:44:21,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:44:21,770 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:44:21,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-25 04:44:25,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:25,371 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:26,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:26,267 INFO L256 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:44:26,268 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:26,876 INFO L134 CoverageAnalysis]: Checked inductivity of 591 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2024-11-25 04:44:26,913 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-25 04:44:29,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:44:29,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 220 states and 289 transitions. [2024-11-25 04:44:29,252 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 289 transitions. [2024-11-25 04:44:29,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-11-25 04:44:29,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:44:29,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:44:29,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:44:29,255 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:44:29,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-25 04:44:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:32,726 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:33,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:33,451 INFO L256 TraceCheckSpWp]: Trace formula consists of 927 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:44:33,452 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:33,706 INFO L134 CoverageAnalysis]: Checked inductivity of 623 backedges. 248 proven. 84 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:44:33,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-25 04:44:37,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:44:37,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 221 states and 289 transitions. [2024-11-25 04:44:37,631 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 289 transitions. [2024-11-25 04:44:37,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 04:44:37,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:44:37,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:44:37,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:44:37,635 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:44:37,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-25 04:44:41,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:41,496 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:42,280 INFO L256 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:44:42,282 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:43,112 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-25 04:44:43,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-25 04:44:46,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:44:46,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 223 states and 290 transitions. [2024-11-25 04:44:46,038 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 290 transitions. [2024-11-25 04:44:46,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 04:44:46,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:44:46,039 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:44:46,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:44:46,041 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:44:46,042 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-25 04:44:49,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:49,772 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:50,355 INFO L256 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 04:44:50,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:50,637 INFO L134 CoverageAnalysis]: Checked inductivity of 678 backedges. 279 proven. 108 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:44:50,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-11-25 04:44:54,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:44:54,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 224 states and 290 transitions. [2024-11-25 04:44:54,609 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 290 transitions. [2024-11-25 04:44:54,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-25 04:44:54,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:44:54,610 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:44:54,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:44:54,612 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:44:54,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-25 04:44:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:58,511 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:44:59,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:44:59,278 INFO L256 TraceCheckSpWp]: Trace formula consists of 944 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:44:59,279 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:44:59,951 INFO L134 CoverageAnalysis]: Checked inductivity of 700 backedges. 0 proven. 293 refuted. 0 times theorem prover too weak. 407 trivial. 0 not checked. [2024-11-25 04:44:59,990 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-25 04:45:02,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:02,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 226 states and 291 transitions. [2024-11-25 04:45:02,543 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 291 transitions. [2024-11-25 04:45:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-25 04:45:02,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:02,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:02,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:02,546 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:02,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-25 04:45:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:06,297 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:45:07,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:07,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:45:07,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:45:07,500 INFO L134 CoverageAnalysis]: Checked inductivity of 736 backedges. 310 proven. 135 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:45:07,541 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-25 04:45:12,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:12,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 227 states and 291 transitions. [2024-11-25 04:45:12,006 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 291 transitions. [2024-11-25 04:45:12,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 04:45:12,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:12,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:12,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:12,011 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:12,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-25 04:45:16,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:16,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:45:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:17,016 INFO L256 TraceCheckSpWp]: Trace formula consists of 957 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:45:17,017 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:45:17,710 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 04:45:17,749 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-25 04:45:20,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:20,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 229 states and 292 transitions. [2024-11-25 04:45:20,339 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 292 transitions. [2024-11-25 04:45:20,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 04:45:20,340 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:20,340 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:20,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:20,343 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:20,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-25 04:45:24,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:24,022 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:45:24,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:24,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 04:45:24,673 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:45:25,010 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 341 proven. 165 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-11-25 04:45:25,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-25 04:45:29,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:29,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 230 states and 293 transitions. [2024-11-25 04:45:29,519 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 293 transitions. [2024-11-25 04:45:29,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-25 04:45:29,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:29,520 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:29,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:29,522 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:29,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-25 04:45:33,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:33,321 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:45:33,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:33,975 INFO L256 TraceCheckSpWp]: Trace formula consists of 1006 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:45:33,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:45:36,112 INFO L134 CoverageAnalysis]: Checked inductivity of 850 backedges. 0 proven. 414 refuted. 0 times theorem prover too weak. 436 trivial. 0 not checked. [2024-11-25 04:45:36,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-25 04:45:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:47,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 237 states and 324 transitions. [2024-11-25 04:45:47,572 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 324 transitions. [2024-11-25 04:45:47,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-25 04:45:47,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:47,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:47,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:47,578 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:47,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-25 04:45:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:51,485 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:45:52,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:45:52,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 1015 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:45:52,236 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:45:52,302 INFO L134 CoverageAnalysis]: Checked inductivity of 888 backedges. 124 proven. 3 refuted. 0 times theorem prover too weak. 761 trivial. 0 not checked. [2024-11-25 04:45:52,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (73)] Forceful destruction successful, exit code 0 [2024-11-25 04:45:56,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:45:56,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 238 states and 324 transitions. [2024-11-25 04:45:56,201 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 324 transitions. [2024-11-25 04:45:56,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-25 04:45:56,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:45:56,202 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:45:56,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:45:56,204 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:45:56,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_11e13bdd-bea7-4da9-a0fe-5030e958053d/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process