./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eb904c0981d69b458d5d2831cb1cef4022d2f4fca573c75928a054243d001b7a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:11:53,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:11:53,635 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:11:53,642 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:11:53,642 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:11:53,678 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:11:53,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:11:53,680 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:11:53,681 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:11:53,681 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:11:53,682 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:11:53,682 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:11:53,683 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:11:53,683 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:11:53,686 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:11:53,686 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:11:53,687 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:11:53,687 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:11:53,687 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:11:53,688 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:11:53,688 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:11:53,693 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:11:53,693 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:11:53,693 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:11:53,694 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:53,694 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:11:53,695 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:11:53,695 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:11:53,695 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:11:53,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:11:53,696 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb904c0981d69b458d5d2831cb1cef4022d2f4fca573c75928a054243d001b7a [2024-11-08 23:11:54,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:11:54,042 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:11:54,045 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:11:54,047 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:11:54,048 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:11:54,049 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c Unable to find full path for "g++" [2024-11-08 23:11:56,129 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:11:56,503 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:11:56,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2024-11-08 23:11:56,518 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/data/154516f68/98863dc539b64ecd99404d9ed4539718/FLAG60a509c3a [2024-11-08 23:11:56,707 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/data/154516f68/98863dc539b64ecd99404d9ed4539718 [2024-11-08 23:11:56,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:11:56,712 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:11:56,714 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:56,714 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:11:56,721 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:11:56,722 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:56" (1/1) ... [2024-11-08 23:11:56,723 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cbbc0d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:56, skipping insertion in model container [2024-11-08 23:11:56,724 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:11:56" (1/1) ... [2024-11-08 23:11:56,804 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:11:57,018 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1268,1281] [2024-11-08 23:11:57,436 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:57,449 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:11:57,461 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1268,1281] [2024-11-08 23:11:57,729 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:11:57,747 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:11:57,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57 WrapperNode [2024-11-08 23:11:57,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:11:57,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:57,749 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:11:57,749 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:11:57,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:57,831 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:58,380 INFO L138 Inliner]: procedures = 18, calls = 107, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3716 [2024-11-08 23:11:58,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:11:58,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:11:58,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:11:58,382 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:11:58,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:58,392 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:58,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:58,566 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:58,806 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:58,843 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:58,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:58,966 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:59,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:11:59,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:11:59,042 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:11:59,042 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:11:59,043 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:11:57" (1/1) ... [2024-11-08 23:11:59,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:11:59,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:11:59,086 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:11:59,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:11:59,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:11:59,155 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:11:59,156 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:11:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:11:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:11:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:11:59,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:11:59,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:11:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:11:59,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:11:59,617 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:11:59,620 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:12:04,695 INFO L? ?]: Removed 1927 outVars from TransFormulas that were not future-live. [2024-11-08 23:12:04,695 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:12:10,164 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:12:10,165 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:12:10,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:10 BoogieIcfgContainer [2024-11-08 23:12:10,166 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:12:10,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:12:10,167 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:12:10,177 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:12:10,178 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:12:10" (1/1) ... [2024-11-08 23:12:10,190 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:12:10,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:10,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2024-11-08 23:12:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2024-11-08 23:12:10,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:12:10,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:10,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:10,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:11,775 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:12:12,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:12,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions. [2024-11-08 23:12:12,049 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2024-11-08 23:12:12,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:12:12,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:12,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:12,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:12,380 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:12:12,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:12,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 73 states and 112 transitions. [2024-11-08 23:12:12,425 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2024-11-08 23:12:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:12:12,426 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:12,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:12,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:13,476 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:12:13,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:13,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 75 states and 114 transitions. [2024-11-08 23:12:13,590 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 114 transitions. [2024-11-08 23:12:13,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:12:13,591 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:13,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:14,381 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:12:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2024-11-08 23:12:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2024-11-08 23:12:14,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:12:14,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:14,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:15,499 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:12:15,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:15,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2024-11-08 23:12:15,667 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2024-11-08 23:12:15,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:12:15,668 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:15,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:16,308 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-08 23:12:16,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:16,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 119 transitions. [2024-11-08 23:12:16,351 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 119 transitions. [2024-11-08 23:12:16,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 23:12:16,352 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:16,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:16,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:16,786 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-08 23:12:16,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:16,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 80 states and 118 transitions. [2024-11-08 23:12:16,876 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 118 transitions. [2024-11-08 23:12:16,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:12:16,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:16,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:17,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:17,740 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-08 23:12:17,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:17,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 82 states and 120 transitions. [2024-11-08 23:12:17,927 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 120 transitions. [2024-11-08 23:12:17,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:12:17,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:17,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:18,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:18,671 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:12:18,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:18,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 83 states and 121 transitions. [2024-11-08 23:12:18,750 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 121 transitions. [2024-11-08 23:12:18,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 23:12:18,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:18,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:18,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:19,120 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:12:19,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:19,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 83 states and 120 transitions. [2024-11-08 23:12:19,225 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 120 transitions. [2024-11-08 23:12:19,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:12:19,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:19,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:19,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:19,859 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:12:20,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:20,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 85 states and 122 transitions. [2024-11-08 23:12:20,065 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 122 transitions. [2024-11-08 23:12:20,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 23:12:20,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:20,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:20,951 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:12:21,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:21,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 87 states and 124 transitions. [2024-11-08 23:12:21,192 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 124 transitions. [2024-11-08 23:12:21,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:12:21,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:21,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:21,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:22,011 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:12:22,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:22,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 89 states and 126 transitions. [2024-11-08 23:12:22,261 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2024-11-08 23:12:22,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:12:22,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:22,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:24,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:27,842 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-08 23:12:32,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:32,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 101 states and 144 transitions. [2024-11-08 23:12:32,522 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 144 transitions. [2024-11-08 23:12:32,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-08 23:12:32,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:32,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:33,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:34,272 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-08 23:12:36,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:12:36,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:36,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 102 states and 145 transitions. [2024-11-08 23:12:36,899 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 145 transitions. [2024-11-08 23:12:36,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:12:36,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:36,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:37,564 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-08 23:12:37,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:37,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 144 transitions. [2024-11-08 23:12:37,919 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 144 transitions. [2024-11-08 23:12:37,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 23:12:37,921 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:37,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:39,398 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-08 23:12:39,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:39,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 104 states and 146 transitions. [2024-11-08 23:12:39,914 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 146 transitions. [2024-11-08 23:12:39,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 23:12:39,915 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:39,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:40,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:41,204 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-11-08 23:12:41,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:41,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 105 states and 147 transitions. [2024-11-08 23:12:41,327 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 147 transitions. [2024-11-08 23:12:41,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:12:41,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:41,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:41,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:42,211 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-11-08 23:12:42,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:42,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 146 transitions. [2024-11-08 23:12:42,624 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 146 transitions. [2024-11-08 23:12:42,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 23:12:42,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:42,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:43,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:44,054 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-11-08 23:12:44,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:44,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 107 states and 148 transitions. [2024-11-08 23:12:44,622 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2024-11-08 23:12:44,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 23:12:44,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:44,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:45,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:45,807 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-08 23:12:45,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:45,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 108 states and 149 transitions. [2024-11-08 23:12:45,942 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 149 transitions. [2024-11-08 23:12:45,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:12:45,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:45,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:46,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:46,723 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-08 23:12:47,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:47,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 108 states and 148 transitions. [2024-11-08 23:12:47,064 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 148 transitions. [2024-11-08 23:12:47,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 23:12:47,066 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:47,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:47,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:48,169 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-08 23:12:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:48,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 110 states and 150 transitions. [2024-11-08 23:12:48,774 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 150 transitions. [2024-11-08 23:12:48,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-08 23:12:48,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:48,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:49,709 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-08 23:12:49,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:49,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 111 states and 151 transitions. [2024-11-08 23:12:49,844 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 151 transitions. [2024-11-08 23:12:49,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-08 23:12:49,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:49,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:50,765 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-08 23:12:51,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:51,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 111 states and 150 transitions. [2024-11-08 23:12:51,062 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 150 transitions. [2024-11-08 23:12:51,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-08 23:12:51,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:51,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:51,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:52,453 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-08 23:12:53,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:53,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 113 states and 152 transitions. [2024-11-08 23:12:53,028 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 152 transitions. [2024-11-08 23:12:53,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-08 23:12:53,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:53,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:54,497 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-08 23:12:54,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:54,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 114 states and 153 transitions. [2024-11-08 23:12:54,649 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 153 transitions. [2024-11-08 23:12:54,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-08 23:12:54,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:54,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:55,378 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-08 23:12:55,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:55,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 114 states and 152 transitions. [2024-11-08 23:12:55,700 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 152 transitions. [2024-11-08 23:12:55,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-08 23:12:55,701 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:55,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:56,881 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-08 23:12:57,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:57,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 116 states and 154 transitions. [2024-11-08 23:12:57,431 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 154 transitions. [2024-11-08 23:12:57,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 23:12:57,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:57,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:58,393 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-08 23:12:58,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:58,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 117 states and 155 transitions. [2024-11-08 23:12:58,684 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 155 transitions. [2024-11-08 23:12:58,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:12:58,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:58,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:12:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:12:59,441 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-08 23:12:59,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:12:59,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 117 states and 154 transitions. [2024-11-08 23:12:59,774 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 154 transitions. [2024-11-08 23:12:59,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 23:12:59,774 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:12:59,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:00,816 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-08 23:13:01,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:01,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 119 states and 156 transitions. [2024-11-08 23:13:01,329 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 156 transitions. [2024-11-08 23:13:01,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 23:13:01,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:01,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:01,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:02,963 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-08 23:13:03,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:03,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 121 states and 158 transitions. [2024-11-08 23:13:03,730 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 158 transitions. [2024-11-08 23:13:03,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:13:03,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:03,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:04,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:05,147 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-08 23:13:05,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:05,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 123 states and 160 transitions. [2024-11-08 23:13:05,799 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 160 transitions. [2024-11-08 23:13:05,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:13:05,800 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:05,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:06,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:06,923 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-08 23:13:11,507 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 23:13:11,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:11,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 124 states and 161 transitions. [2024-11-08 23:13:11,526 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 161 transitions. [2024-11-08 23:13:11,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 23:13:11,528 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:11,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:11,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:12,240 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-08 23:13:12,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:12,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 124 states and 160 transitions. [2024-11-08 23:13:12,674 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 160 transitions. [2024-11-08 23:13:12,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:13:12,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:12,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:12,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:13,698 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-08 23:13:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:14,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 126 states and 162 transitions. [2024-11-08 23:13:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 162 transitions. [2024-11-08 23:13:14,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 23:13:14,325 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:14,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-08 23:13:16,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:16,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 128 states and 164 transitions. [2024-11-08 23:13:16,383 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 164 transitions. [2024-11-08 23:13:16,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-08 23:13:16,384 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:16,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:16,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:17,712 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2024-11-08 23:13:18,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:18,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 130 states and 166 transitions. [2024-11-08 23:13:18,316 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 166 transitions. [2024-11-08 23:13:18,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-08 23:13:18,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:18,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-08 23:13:19,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:19,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 131 states and 167 transitions. [2024-11-08 23:13:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 167 transitions. [2024-11-08 23:13:19,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 23:13:19,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:19,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:19,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:20,046 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-08 23:13:20,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:20,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 131 states and 166 transitions. [2024-11-08 23:13:20,437 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 166 transitions. [2024-11-08 23:13:20,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 23:13:20,438 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:20,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:21,358 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-08 23:13:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:21,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 133 states and 168 transitions. [2024-11-08 23:13:21,961 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 168 transitions. [2024-11-08 23:13:21,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-08 23:13:21,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:21,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:23,265 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-08 23:13:24,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:24,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 135 states and 170 transitions. [2024-11-08 23:13:24,032 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 170 transitions. [2024-11-08 23:13:24,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-08 23:13:24,033 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:24,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:24,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:25,331 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2024-11-08 23:13:26,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:26,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 137 states and 172 transitions. [2024-11-08 23:13:26,046 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 172 transitions. [2024-11-08 23:13:26,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-08 23:13:26,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:26,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-11-08 23:13:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 138 states and 173 transitions. [2024-11-08 23:13:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 173 transitions. [2024-11-08 23:13:27,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 23:13:27,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:27,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:27,701 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-11-08 23:13:28,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:28,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 138 states and 172 transitions. [2024-11-08 23:13:28,130 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 172 transitions. [2024-11-08 23:13:28,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 23:13:28,130 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:28,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:28,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:29,089 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-11-08 23:13:29,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:29,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 140 states and 174 transitions. [2024-11-08 23:13:29,727 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 174 transitions. [2024-11-08 23:13:29,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 23:13:29,728 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:29,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:30,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:31,128 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-11-08 23:13:31,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:31,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 142 states and 176 transitions. [2024-11-08 23:13:31,911 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 176 transitions. [2024-11-08 23:13:31,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-08 23:13:31,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:31,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:33,568 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 194 trivial. 0 not checked. [2024-11-08 23:13:34,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:34,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 144 states and 178 transitions. [2024-11-08 23:13:34,252 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 178 transitions. [2024-11-08 23:13:34,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 23:13:34,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:34,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:35,314 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-08 23:13:35,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:35,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 145 states and 179 transitions. [2024-11-08 23:13:35,465 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 179 transitions. [2024-11-08 23:13:35,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 23:13:35,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:35,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:35,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:36,047 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-08 23:13:36,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 145 states and 178 transitions. [2024-11-08 23:13:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 178 transitions. [2024-11-08 23:13:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 23:13:36,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:36,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:36,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:37,486 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-08 23:13:38,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:38,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 147 states and 180 transitions. [2024-11-08 23:13:38,219 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 180 transitions. [2024-11-08 23:13:38,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 23:13:38,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:38,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:38,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:39,561 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-08 23:13:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:40,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 149 states and 182 transitions. [2024-11-08 23:13:40,287 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 182 transitions. [2024-11-08 23:13:40,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 23:13:40,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:40,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:40,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 231 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2024-11-08 23:13:42,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:42,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 151 states and 184 transitions. [2024-11-08 23:13:42,428 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 184 transitions. [2024-11-08 23:13:42,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-08 23:13:42,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:42,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:42,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:43,650 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-08 23:13:43,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:43,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 152 states and 185 transitions. [2024-11-08 23:13:43,813 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 185 transitions. [2024-11-08 23:13:43,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-08 23:13:43,813 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:43,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:44,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:44,427 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-08 23:13:44,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:44,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 152 states and 184 transitions. [2024-11-08 23:13:44,918 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 184 transitions. [2024-11-08 23:13:44,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-08 23:13:44,919 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:44,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:45,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:46,094 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-08 23:13:46,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:46,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 154 states and 186 transitions. [2024-11-08 23:13:46,830 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 186 transitions. [2024-11-08 23:13:46,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-08 23:13:46,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:46,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:48,240 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-08 23:13:49,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:49,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 156 states and 188 transitions. [2024-11-08 23:13:49,095 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 188 transitions. [2024-11-08 23:13:49,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-08 23:13:49,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:49,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:49,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2024-11-08 23:13:51,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 158 states and 190 transitions. [2024-11-08 23:13:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 190 transitions. [2024-11-08 23:13:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-08 23:13:51,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:51,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:52,679 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-11-08 23:13:52,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:52,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 159 states and 191 transitions. [2024-11-08 23:13:52,882 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 191 transitions. [2024-11-08 23:13:52,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-08 23:13:52,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:52,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:53,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:53,509 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-11-08 23:13:54,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:54,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 159 states and 190 transitions. [2024-11-08 23:13:54,018 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 190 transitions. [2024-11-08 23:13:54,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-08 23:13:54,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:54,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-11-08 23:13:55,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:55,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 161 states and 192 transitions. [2024-11-08 23:13:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 192 transitions. [2024-11-08 23:13:55,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-08 23:13:55,985 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:55,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:56,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:57,283 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-11-08 23:13:58,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:13:58,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 163 states and 194 transitions. [2024-11-08 23:13:58,119 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 194 transitions. [2024-11-08 23:13:58,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-08 23:13:58,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:13:58,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:13:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:13:59,609 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-11-08 23:14:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 165 states and 196 transitions. [2024-11-08 23:14:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 196 transitions. [2024-11-08 23:14:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-08 23:14:00,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:00,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:00,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:01,465 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-11-08 23:14:01,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:01,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 166 states and 197 transitions. [2024-11-08 23:14:01,665 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 197 transitions. [2024-11-08 23:14:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 23:14:01,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:01,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:01,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:02,319 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-11-08 23:14:02,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 166 states and 196 transitions. [2024-11-08 23:14:02,859 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 196 transitions. [2024-11-08 23:14:02,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 23:14:02,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:02,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:03,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 271 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 258 trivial. 0 not checked. [2024-11-08 23:14:04,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:04,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 168 states and 198 transitions. [2024-11-08 23:14:04,929 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 198 transitions. [2024-11-08 23:14:04,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2024-11-08 23:14:04,930 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:04,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:05,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:06,027 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-11-08 23:14:06,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:06,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 169 states and 199 transitions. [2024-11-08 23:14:06,210 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 199 transitions. [2024-11-08 23:14:06,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2024-11-08 23:14:06,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:06,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:06,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:06,893 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-11-08 23:14:07,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:07,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 169 states and 198 transitions. [2024-11-08 23:14:07,463 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 198 transitions. [2024-11-08 23:14:07,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-08 23:14:07,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:07,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:08,568 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-11-08 23:14:09,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:09,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 171 states and 200 transitions. [2024-11-08 23:14:09,418 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 200 transitions. [2024-11-08 23:14:09,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-08 23:14:09,419 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:09,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:10,848 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-11-08 23:14:11,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:11,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 173 states and 202 transitions. [2024-11-08 23:14:11,722 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 202 transitions. [2024-11-08 23:14:11,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-08 23:14:11,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:11,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:13,358 INFO L134 CoverageAnalysis]: Checked inductivity of 283 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-11-08 23:14:14,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:14,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 175 states and 204 transitions. [2024-11-08 23:14:14,348 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 204 transitions. [2024-11-08 23:14:14,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-08 23:14:14,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:14,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:15,404 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-08 23:14:15,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:15,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 176 states and 205 transitions. [2024-11-08 23:14:15,608 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 205 transitions. [2024-11-08 23:14:15,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2024-11-08 23:14:15,609 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:15,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:15,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:16,405 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-08 23:14:16,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:16,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 176 states and 204 transitions. [2024-11-08 23:14:16,986 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 204 transitions. [2024-11-08 23:14:16,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-08 23:14:16,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:16,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:17,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:18,070 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-08 23:14:18,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:18,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 178 states and 206 transitions. [2024-11-08 23:14:18,949 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 206 transitions. [2024-11-08 23:14:18,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-08 23:14:18,950 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:18,950 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:19,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 12 proven. 4 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-08 23:14:21,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:21,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 180 states and 208 transitions. [2024-11-08 23:14:21,275 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 208 transitions. [2024-11-08 23:14:21,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-08 23:14:21,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:21,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:14:21,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:14:22,797 INFO L134 CoverageAnalysis]: Checked inductivity of 299 backedges. 12 proven. 9 refuted. 0 times theorem prover too weak. 278 trivial. 0 not checked. [2024-11-08 23:14:23,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:14:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 182 states and 210 transitions. [2024-11-08 23:14:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 210 transitions. [2024-11-08 23:14:23,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-08 23:14:23,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:14:23,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:15:24,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:15:24,218 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:16:17,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:16:28,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:16:28,970 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) [2024-11-08 23:16:28,975 INFO L158 Benchmark]: Toolchain (without parser) took 272261.75ms. Allocated memory was 132.1MB in the beginning and 3.9GB in the end (delta: 3.8GB). Free memory was 99.5MB in the beginning and 3.5GB in the end (delta: -3.4GB). Peak memory consumption was 333.5MB. Max. memory is 16.1GB. [2024-11-08 23:16:28,975 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 109.1MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:16:28,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1034.65ms. Allocated memory is still 132.1MB. Free memory was 99.1MB in the beginning and 80.1MB in the end (delta: 19.0MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. [2024-11-08 23:16:28,979 INFO L158 Benchmark]: Boogie Procedure Inliner took 632.19ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 79.5MB in the beginning and 84.2MB in the end (delta: -4.7MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2024-11-08 23:16:28,980 INFO L158 Benchmark]: Boogie Preprocessor took 659.03ms. Allocated memory is still 176.2MB. Free memory was 84.2MB in the beginning and 55.9MB in the end (delta: 28.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2024-11-08 23:16:28,980 INFO L158 Benchmark]: RCFGBuilder took 11123.90ms. Allocated memory was 176.2MB in the beginning and 864.0MB in the end (delta: 687.9MB). Free memory was 55.9MB in the beginning and 569.7MB in the end (delta: -513.8MB). Peak memory consumption was 532.7MB. Max. memory is 16.1GB. [2024-11-08 23:16:28,981 INFO L158 Benchmark]: CodeCheck took 258806.89ms. Allocated memory was 864.0MB in the beginning and 3.9GB in the end (delta: 3.0GB). Free memory was 569.7MB in the beginning and 3.5GB in the end (delta: -3.0GB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. [2024-11-08 23:16:28,987 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 0.35ms. Allocated memory is still 109.1MB. Free memory is still 64.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1034.65ms. Allocated memory is still 132.1MB. Free memory was 99.1MB in the beginning and 80.1MB in the end (delta: 19.0MB). Peak memory consumption was 58.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 632.19ms. Allocated memory was 132.1MB in the beginning and 176.2MB in the end (delta: 44.0MB). Free memory was 79.5MB in the beginning and 84.2MB in the end (delta: -4.7MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 659.03ms. Allocated memory is still 176.2MB. Free memory was 84.2MB in the beginning and 55.9MB in the end (delta: 28.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11123.90ms. Allocated memory was 176.2MB in the beginning and 864.0MB in the end (delta: 687.9MB). Free memory was 55.9MB in the beginning and 569.7MB in the end (delta: -513.8MB). Peak memory consumption was 532.7MB. Max. memory is 16.1GB. * CodeCheck took 258806.89ms. Allocated memory was 864.0MB in the beginning and 3.9GB in the end (delta: 3.0GB). Free memory was 569.7MB in the beginning and 3.5GB in the end (delta: -3.0GB). Peak memory consumption was 70.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:16:29,042 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash eb904c0981d69b458d5d2831cb1cef4022d2f4fca573c75928a054243d001b7a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:16:31,679 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:16:31,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:16:31,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:16:31,822 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:16:31,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:16:31,823 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:16:31,826 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:16:31,826 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:16:31,827 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:16:31,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:16:31,827 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:16:31,828 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:16:31,828 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:16:31,830 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:16:31,830 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:16:31,831 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:16:31,834 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:16:31,834 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:16:31,834 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:16:31,835 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:16:31,835 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:16:31,836 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:16:31,836 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:31,836 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:16:31,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:16:31,837 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:31,837 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:16:31,837 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:16:31,838 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:16:31,838 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:16:31,842 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:31,843 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:16:31,843 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb904c0981d69b458d5d2831cb1cef4022d2f4fca573c75928a054243d001b7a [2024-11-08 23:16:32,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:16:32,269 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:16:32,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:16:32,276 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:16:32,277 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:16:32,279 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c Unable to find full path for "g++" [2024-11-08 23:16:34,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:16:34,776 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:16:34,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c [2024-11-08 23:16:34,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/data/3e58917be/0272097b76ed419f87b7c9f7f30b8390/FLAGce4a9dac7 [2024-11-08 23:16:34,818 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/data/3e58917be/0272097b76ed419f87b7c9f7f30b8390 [2024-11-08 23:16:34,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:16:34,823 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:16:34,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:34,826 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:16:34,831 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:16:34,832 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:34" (1/1) ... [2024-11-08 23:16:34,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e638dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:34, skipping insertion in model container [2024-11-08 23:16:34,836 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:16:34" (1/1) ... [2024-11-08 23:16:34,915 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:16:35,184 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1268,1281] [2024-11-08 23:16:35,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:35,625 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:16:35,639 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.unsafe_linked_list_fifo_n2d4.c[1268,1281] [2024-11-08 23:16:35,775 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:16:35,816 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:16:35,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35 WrapperNode [2024-11-08 23:16:35,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:16:35,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:35,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:16:35,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:16:35,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:35,858 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:35,957 INFO L138 Inliner]: procedures = 18, calls = 107, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1577 [2024-11-08 23:16:35,963 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:16:35,964 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:16:35,964 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:16:35,965 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:16:35,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:35,979 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:36,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:36,012 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:36,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:36,075 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:36,088 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:36,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:36,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:16:36,119 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:16:36,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:16:36,120 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:16:36,121 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:16:35" (1/1) ... [2024-11-08 23:16:36,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:16:36,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:16:36,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:16:36,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:16:36,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:16:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-08 23:16:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:16:36,206 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:16:36,206 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:16:36,207 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 23:16:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:16:36,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:16:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-08 23:16:36,208 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:16:36,650 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:16:36,653 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:16:38,370 INFO L? ?]: Removed 1037 outVars from TransFormulas that were not future-live. [2024-11-08 23:16:38,371 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:16:38,479 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:16:38,482 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:16:38,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:38 BoogieIcfgContainer [2024-11-08 23:16:38,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:16:38,484 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:16:38,484 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:16:38,495 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:16:38,496 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:16:38" (1/1) ... [2024-11-08 23:16:38,506 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:16:38,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:38,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 73 states and 114 transitions. [2024-11-08 23:16:38,576 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 114 transitions. [2024-11-08 23:16:38,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 23:16:38,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:38,586 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:38,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:38,589 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:38,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:16:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:39,610 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:39,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:39,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:16:39,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:39,992 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:16:40,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:40,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:40,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 73 states and 113 transitions. [2024-11-08 23:16:40,061 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 113 transitions. [2024-11-08 23:16:40,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 23:16:40,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:40,062 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:40,062 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:40,065 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:40,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:16:40,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:40,879 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:41,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:41,146 INFO L255 TraceCheckSpWp]: Trace formula consists of 352 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:16:41,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:41,171 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-08 23:16:41,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:16:41,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:41,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 73 states and 112 transitions. [2024-11-08 23:16:41,231 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 112 transitions. [2024-11-08 23:16:41,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:16:41,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:41,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:41,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:41,236 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:41,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:16:42,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:42,145 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:42,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:42,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 357 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:16:42,412 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:42,431 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:16:42,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-08 23:16:42,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:42,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 74 states and 113 transitions. [2024-11-08 23:16:42,485 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 113 transitions. [2024-11-08 23:16:42,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:16:42,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:42,486 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:42,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:42,489 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:42,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:16:43,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:43,444 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:43,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:43,707 INFO L255 TraceCheckSpWp]: Trace formula consists of 358 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:16:43,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:43,736 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-08 23:16:43,750 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 23:16:43,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:43,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 74 states and 112 transitions. [2024-11-08 23:16:43,786 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 112 transitions. [2024-11-08 23:16:43,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:16:43,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:43,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:43,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:43,790 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:43,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:16:44,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:44,800 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:45,054 INFO L255 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:16:45,059 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:45,081 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-08 23:16:45,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:45,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:45,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 75 states and 113 transitions. [2024-11-08 23:16:45,145 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 113 transitions. [2024-11-08 23:16:45,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 23:16:45,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:45,146 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:45,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:45,151 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:45,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:16:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:46,132 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:46,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:46,379 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:16:46,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:46,415 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-08 23:16:46,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:46,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:46,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 75 states and 112 transitions. [2024-11-08 23:16:46,487 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 112 transitions. [2024-11-08 23:16:46,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:16:46,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:46,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:46,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:46,491 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:46,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:16:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:47,580 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:47,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:47,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:16:47,848 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:47,909 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-08 23:16:47,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:48,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:48,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 77 states and 114 transitions. [2024-11-08 23:16:48,095 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 114 transitions. [2024-11-08 23:16:48,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-08 23:16:48,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:48,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:48,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:48,099 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:48,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:16:49,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:49,243 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:49,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:49,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:16:49,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:49,513 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-08 23:16:49,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 23:16:49,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:49,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 79 states and 115 transitions. [2024-11-08 23:16:49,606 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2024-11-08 23:16:49,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:16:49,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:49,607 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:49,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:49,612 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:49,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:16:50,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:50,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:51,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:51,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 381 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:16:51,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:51,094 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:16:51,114 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 23:16:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:51,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 81 states and 117 transitions. [2024-11-08 23:16:51,280 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 117 transitions. [2024-11-08 23:16:51,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-08 23:16:51,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:51,283 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:51,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:51,288 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:51,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:16:52,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:52,570 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:52,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:52,886 INFO L255 TraceCheckSpWp]: Trace formula consists of 387 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:16:52,889 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:52,939 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:16:52,954 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-08 23:16:53,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:53,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 83 states and 119 transitions. [2024-11-08 23:16:53,170 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 119 transitions. [2024-11-08 23:16:53,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:16:53,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:53,171 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:53,171 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:53,174 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:53,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:16:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:54,580 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:54,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:54,802 INFO L255 TraceCheckSpWp]: Trace formula consists of 393 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:16:54,805 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-08 23:16:54,885 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:54,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:54,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 85 states and 120 transitions. [2024-11-08 23:16:54,967 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 120 transitions. [2024-11-08 23:16:54,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-08 23:16:54,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:54,968 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:54,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:54,971 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:54,972 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:16:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:56,411 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:56,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:56,656 INFO L255 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:16:56,660 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:56,719 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:16:56,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 23:16:56,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:56,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 87 states and 122 transitions. [2024-11-08 23:16:56,937 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 122 transitions. [2024-11-08 23:16:56,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:16:56,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:56,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:56,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:56,943 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:56,945 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:16:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:58,422 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:16:58,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:16:58,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 405 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:16:58,684 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:16:58,750 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-08 23:16:58,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-08 23:16:58,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:16:58,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 89 states and 123 transitions. [2024-11-08 23:16:58,888 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2024-11-08 23:16:58,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:16:58,889 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:16:58,889 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:16:58,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:16:58,890 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:16:58,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:17:00,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:00,546 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:00,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:00,770 INFO L255 TraceCheckSpWp]: Trace formula consists of 411 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 23:17:00,775 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:01,705 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2024-11-08 23:17:01,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:05,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 101 states and 143 transitions. [2024-11-08 23:17:05,972 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 143 transitions. [2024-11-08 23:17:05,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-08 23:17:05,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:05,974 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:05,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:05,976 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:05,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:17:08,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:08,478 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:09,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:09,129 INFO L255 TraceCheckSpWp]: Trace formula consists of 1462 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:09,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-08 23:17:09,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:09,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:09,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 144 transitions. [2024-11-08 23:17:09,596 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 144 transitions. [2024-11-08 23:17:09,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2024-11-08 23:17:09,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:09,598 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:09,598 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:09,601 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:09,602 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:17:11,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:11,846 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:12,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:12,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 1463 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:12,478 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:12,780 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2024-11-08 23:17:12,816 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 23:17:13,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:13,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 102 states and 143 transitions. [2024-11-08 23:17:13,117 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 143 transitions. [2024-11-08 23:17:13,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 23:17:13,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:13,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:13,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:13,123 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:13,127 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:17:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:15,876 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:16,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:16,514 INFO L255 TraceCheckSpWp]: Trace formula consists of 1469 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:16,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:16,845 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-08 23:17:16,889 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:17,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 103 states and 144 transitions. [2024-11-08 23:17:17,193 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2024-11-08 23:17:17,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:17:17,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:17,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:17,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:17,198 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:17,202 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:17:19,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:19,855 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:20,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:20,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 1470 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:20,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:20,794 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-08 23:17:20,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:21,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:21,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 103 states and 143 transitions. [2024-11-08 23:17:21,161 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2024-11-08 23:17:21,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 23:17:21,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:21,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:21,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:21,167 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:21,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 23:17:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:24,474 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:25,050 INFO L255 TraceCheckSpWp]: Trace formula consists of 1476 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:25,054 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:25,460 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:17:25,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:25,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:25,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 104 states and 144 transitions. [2024-11-08 23:17:25,846 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 144 transitions. [2024-11-08 23:17:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:17:25,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:25,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:25,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:25,849 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:25,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 23:17:28,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:28,905 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:29,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:29,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 1477 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:29,598 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:30,004 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-08 23:17:30,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-08 23:17:30,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:30,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 104 states and 143 transitions. [2024-11-08 23:17:30,357 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 143 transitions. [2024-11-08 23:17:30,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 23:17:30,359 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:30,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:30,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:30,366 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:30,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 23:17:34,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:34,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:34,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:34,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 1483 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:34,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:35,208 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-08 23:17:35,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:35,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:35,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 105 states and 144 transitions. [2024-11-08 23:17:35,575 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2024-11-08 23:17:35,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:17:35,576 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:35,576 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:35,577 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:35,581 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:35,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 23:17:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:39,154 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:39,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:39,785 INFO L255 TraceCheckSpWp]: Trace formula consists of 1484 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:39,789 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:40,091 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-08 23:17:40,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-08 23:17:40,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:40,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 105 states and 143 transitions. [2024-11-08 23:17:40,468 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 143 transitions. [2024-11-08 23:17:40,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 23:17:40,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:40,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:40,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:40,474 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:40,476 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 23:17:44,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:44,802 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:45,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:45,437 INFO L255 TraceCheckSpWp]: Trace formula consists of 1490 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:45,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:45,741 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-08 23:17:45,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:46,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 106 states and 144 transitions. [2024-11-08 23:17:46,187 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 144 transitions. [2024-11-08 23:17:46,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:17:46,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:46,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:46,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:46,189 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:46,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-08 23:17:50,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:50,129 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:50,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:50,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 1491 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:50,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:51,114 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2024-11-08 23:17:51,143 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-08 23:17:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:51,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 106 states and 143 transitions. [2024-11-08 23:17:51,493 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 143 transitions. [2024-11-08 23:17:51,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 23:17:51,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:51,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:51,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:51,498 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:51,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-08 23:17:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:56,246 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:17:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:17:56,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 1497 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:17:56,923 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:17:57,244 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-08 23:17:57,291 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-08 23:17:57,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:17:57,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 107 states and 144 transitions. [2024-11-08 23:17:57,691 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 144 transitions. [2024-11-08 23:17:57,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:17:57,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:17:57,693 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:17:57,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:17:57,696 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:17:57,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-08 23:18:02,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:02,137 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:02,821 INFO L255 TraceCheckSpWp]: Trace formula consists of 1498 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:02,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:03,205 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-08 23:18:03,234 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-08 23:18:03,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:03,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 107 states and 143 transitions. [2024-11-08 23:18:03,572 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 143 transitions. [2024-11-08 23:18:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-08 23:18:03,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:03,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:03,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:03,576 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:03,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-08 23:18:08,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:08,618 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:09,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:09,245 INFO L255 TraceCheckSpWp]: Trace formula consists of 1504 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:09,249 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:09,599 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-08 23:18:09,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-08 23:18:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 108 states and 144 transitions. [2024-11-08 23:18:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 144 transitions. [2024-11-08 23:18:10,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-08 23:18:10,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:10,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:10,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:10,048 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:10,049 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-08 23:18:15,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:15,140 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:15,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:15,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 1505 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:15,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:16,148 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-08 23:18:16,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-08 23:18:16,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:16,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2024-11-08 23:18:16,580 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2024-11-08 23:18:16,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-08 23:18:16,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:16,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:16,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:16,585 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:16,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-08 23:18:22,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:22,170 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:22,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:22,867 INFO L255 TraceCheckSpWp]: Trace formula consists of 1511 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:22,873 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:23,240 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-08 23:18:23,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-08 23:18:23,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:23,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 109 states and 144 transitions. [2024-11-08 23:18:23,711 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 144 transitions. [2024-11-08 23:18:23,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-08 23:18:23,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:23,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:23,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:23,713 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:23,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-08 23:18:28,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:28,809 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:29,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:29,450 INFO L255 TraceCheckSpWp]: Trace formula consists of 1512 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:29,454 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:29,829 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-08 23:18:29,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-08 23:18:30,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:30,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 109 states and 143 transitions. [2024-11-08 23:18:30,265 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 143 transitions. [2024-11-08 23:18:30,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-08 23:18:30,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:30,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:30,267 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:30,271 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:30,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-08 23:18:36,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:36,093 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:36,689 INFO L255 TraceCheckSpWp]: Trace formula consists of 1518 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:36,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:37,087 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-08 23:18:37,133 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-08 23:18:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 110 states and 144 transitions. [2024-11-08 23:18:37,543 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 144 transitions. [2024-11-08 23:18:37,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-08 23:18:37,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:37,544 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:37,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:37,547 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:37,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-08 23:18:43,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:43,429 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:43,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:44,013 INFO L255 TraceCheckSpWp]: Trace formula consists of 1519 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:44,016 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:44,407 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-08 23:18:44,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-08 23:18:44,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:44,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 110 states and 143 transitions. [2024-11-08 23:18:44,879 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 143 transitions. [2024-11-08 23:18:44,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-08 23:18:44,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:44,882 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:44,882 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:44,886 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:44,887 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-08 23:18:51,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:51,033 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:51,635 INFO L255 TraceCheckSpWp]: Trace formula consists of 1525 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:51,638 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-08 23:18:52,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0 [2024-11-08 23:18:52,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:18:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 111 states and 144 transitions. [2024-11-08 23:18:52,520 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 144 transitions. [2024-11-08 23:18:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-08 23:18:52,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:18:52,521 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:18:52,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:18:52,525 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:18:52,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-08 23:18:58,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:58,567 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:18:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:18:59,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 1526 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:18:59,224 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:18:59,644 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-08 23:18:59,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-08 23:19:00,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:00,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 111 states and 143 transitions. [2024-11-08 23:19:00,122 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 143 transitions. [2024-11-08 23:19:00,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 23:19:00,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:00,123 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:00,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:00,126 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:00,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-08 23:19:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:06,829 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:19:07,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:07,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 1532 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:19:07,452 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:07,868 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-08 23:19:07,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-08 23:19:08,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:08,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 112 states and 144 transitions. [2024-11-08 23:19:08,365 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 144 transitions. [2024-11-08 23:19:08,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:19:08,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:08,366 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:08,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:08,367 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:08,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-08 23:19:14,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:14,823 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:19:15,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:15,415 INFO L255 TraceCheckSpWp]: Trace formula consists of 1533 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:19:15,418 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:15,872 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-08 23:19:15,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-08 23:19:16,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:16,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 112 states and 143 transitions. [2024-11-08 23:19:16,378 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 143 transitions. [2024-11-08 23:19:16,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 23:19:16,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:16,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:16,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:16,380 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:16,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-08 23:19:23,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:23,421 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:19:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:24,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 1539 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:19:24,114 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:24,565 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-08 23:19:24,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-08 23:19:25,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:25,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 113 states and 144 transitions. [2024-11-08 23:19:25,093 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 144 transitions. [2024-11-08 23:19:25,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 23:19:25,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:25,094 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:25,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:25,095 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:25,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-08 23:19:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:32,139 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:19:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:32,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 1540 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:19:32,836 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:33,296 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2024-11-08 23:19:33,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-08 23:19:33,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:33,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 113 states and 143 transitions. [2024-11-08 23:19:33,769 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 143 transitions. [2024-11-08 23:19:33,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 23:19:33,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:33,770 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:33,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:33,771 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:33,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-08 23:19:41,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:41,242 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:19:41,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:41,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 1546 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:19:41,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:42,364 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-08 23:19:42,422 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-08 23:19:43,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:43,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 114 states and 144 transitions. [2024-11-08 23:19:43,010 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 144 transitions. [2024-11-08 23:19:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 23:19:43,011 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:43,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:43,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:43,014 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:43,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-08 23:19:50,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:50,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:19:50,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:50,927 INFO L255 TraceCheckSpWp]: Trace formula consists of 1547 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:19:50,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:19:51,398 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-08 23:19:51,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-08 23:19:51,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:19:51,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 114 states and 143 transitions. [2024-11-08 23:19:51,952 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 143 transitions. [2024-11-08 23:19:51,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:19:51,953 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:19:51,953 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:19:51,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:19:51,957 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:19:51,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-08 23:19:59,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:19:59,853 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:00,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:00,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 1553 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:20:00,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:00,990 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-08 23:20:01,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-08 23:20:01,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:01,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 115 states and 144 transitions. [2024-11-08 23:20:01,556 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 144 transitions. [2024-11-08 23:20:01,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 23:20:01,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:01,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:01,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:01,562 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:01,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-08 23:20:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:09,288 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:09,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:09,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 1554 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:20:09,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:10,441 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2024-11-08 23:20:10,499 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-08 23:20:11,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:11,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 115 states and 143 transitions. [2024-11-08 23:20:11,002 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 143 transitions. [2024-11-08 23:20:11,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:20:11,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:11,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:11,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:11,005 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:11,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-08 23:20:19,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:19,387 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:19,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:20,011 INFO L255 TraceCheckSpWp]: Trace formula consists of 1560 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:20:20,014 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:20,498 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 23:20:20,562 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Forceful destruction successful, exit code 0 [2024-11-08 23:20:21,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:21,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 116 states and 144 transitions. [2024-11-08 23:20:21,082 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 144 transitions. [2024-11-08 23:20:21,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 23:20:21,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:21,083 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:21,083 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:21,084 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:21,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-08 23:20:29,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:29,319 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:29,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:29,960 INFO L255 TraceCheckSpWp]: Trace formula consists of 1561 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:20:29,965 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:30,468 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 23:20:30,528 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-08 23:20:31,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:31,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 116 states and 143 transitions. [2024-11-08 23:20:31,063 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 143 transitions. [2024-11-08 23:20:31,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:20:31,063 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:31,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:31,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:31,065 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:31,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-08 23:20:39,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:39,987 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:40,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:40,664 INFO L255 TraceCheckSpWp]: Trace formula consists of 1567 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:20:40,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:41,194 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-08 23:20:41,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Forceful destruction successful, exit code 0 [2024-11-08 23:20:42,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:42,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 118 states and 144 transitions. [2024-11-08 23:20:42,252 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 144 transitions. [2024-11-08 23:20:42,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 23:20:42,253 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:42,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:42,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:42,255 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:42,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-08 23:20:51,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:51,279 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:20:52,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:20:52,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 1574 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:20:52,116 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:20:52,726 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 93 trivial. 0 not checked. [2024-11-08 23:20:52,814 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-08 23:20:54,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:20:54,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 120 states and 145 transitions. [2024-11-08 23:20:54,081 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 145 transitions. [2024-11-08 23:20:54,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-08 23:20:54,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:20:54,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:20:54,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:20:54,083 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:20:54,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-08 23:21:03,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:03,433 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:04,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:04,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 1581 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:21:04,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:21:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2024-11-08 23:21:04,766 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Forceful destruction successful, exit code 0 [2024-11-08 23:21:05,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:05,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 122 states and 146 transitions. [2024-11-08 23:21:05,809 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 146 transitions. [2024-11-08 23:21:05,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-08 23:21:05,810 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:05,810 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:05,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:05,812 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:05,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-08 23:21:15,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:15,417 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:16,073 INFO L255 TraceCheckSpWp]: Trace formula consists of 1588 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:21:16,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:21:16,646 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2024-11-08 23:21:16,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-08 23:21:17,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:17,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 124 states and 147 transitions. [2024-11-08 23:21:17,794 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 147 transitions. [2024-11-08 23:21:17,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 23:21:17,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:17,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:17,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:17,798 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:17,800 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-08 23:21:27,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:27,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:28,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:28,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 1595 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:21:28,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:21:29,037 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2024-11-08 23:21:29,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-08 23:21:31,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:31,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 126 states and 149 transitions. [2024-11-08 23:21:31,328 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 149 transitions. [2024-11-08 23:21:31,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-08 23:21:31,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:31,329 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:31,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:31,334 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:31,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-08 23:21:41,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:41,199 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:41,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 1602 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:21:41,897 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:21:42,436 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2024-11-08 23:21:42,509 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-08 23:21:44,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:44,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 128 states and 151 transitions. [2024-11-08 23:21:44,894 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2024-11-08 23:21:44,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-08 23:21:44,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:44,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:44,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:44,896 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:44,897 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-08 23:21:55,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:55,006 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:21:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:21:55,699 INFO L255 TraceCheckSpWp]: Trace formula consists of 1609 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:21:55,702 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:21:56,268 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 108 trivial. 0 not checked. [2024-11-08 23:21:56,345 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-11-08 23:21:58,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:21:58,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 130 states and 153 transitions. [2024-11-08 23:21:58,793 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 153 transitions. [2024-11-08 23:21:58,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-08 23:21:58,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:21:58,795 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:21:58,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:21:58,798 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:21:58,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-08 23:22:09,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:09,621 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:22:10,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:10,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 1616 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:22:10,255 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:10,843 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-08 23:22:10,920 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-08 23:22:13,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:13,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 132 states and 155 transitions. [2024-11-08 23:22:13,459 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2024-11-08 23:22:13,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 23:22:13,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:13,460 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:22:13,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:22:13,465 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:22:13,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-08 23:22:24,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:24,239 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:22:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:24,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 1623 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:22:24,884 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2024-11-08 23:22:25,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-08 23:22:28,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 134 states and 157 transitions. [2024-11-08 23:22:28,173 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 157 transitions. [2024-11-08 23:22:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 23:22:28,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:28,174 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:22:28,174 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:22:28,178 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:22:28,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-08 23:22:38,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:38,985 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:22:39,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:39,682 INFO L255 TraceCheckSpWp]: Trace formula consists of 1630 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:22:39,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:40,389 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2024-11-08 23:22:40,472 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-08 23:22:43,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:43,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 136 states and 159 transitions. [2024-11-08 23:22:43,078 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 159 transitions. [2024-11-08 23:22:43,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-08 23:22:43,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:43,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:22:43,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:22:43,083 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:22:43,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-08 23:22:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:54,105 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:22:54,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:22:54,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 1637 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:22:54,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:22:55,459 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2024-11-08 23:22:55,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-08 23:22:58,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:22:58,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 138 states and 161 transitions. [2024-11-08 23:22:58,161 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 161 transitions. [2024-11-08 23:22:58,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 23:22:58,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:22:58,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:22:58,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:22:58,163 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:22:58,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-08 23:23:09,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:09,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:23:10,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:10,412 INFO L255 TraceCheckSpWp]: Trace formula consists of 1644 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:23:10,416 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:11,022 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2024-11-08 23:23:11,109 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-08 23:23:12,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:12,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 140 states and 162 transitions. [2024-11-08 23:23:12,251 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 162 transitions. [2024-11-08 23:23:12,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 23:23:12,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:12,252 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:23:12,252 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:23:12,253 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:23:12,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-08 23:23:24,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:24,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:23:24,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:24,963 INFO L255 TraceCheckSpWp]: Trace formula consists of 1651 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:23:24,966 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:25,798 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-08 23:23:25,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-08 23:23:27,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:27,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 142 states and 163 transitions. [2024-11-08 23:23:27,165 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 163 transitions. [2024-11-08 23:23:27,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-08 23:23:27,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:27,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:23:27,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:23:27,167 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:23:27,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-08 23:23:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:38,989 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:23:39,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:39,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 1658 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:23:39,726 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:40,330 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 129 trivial. 0 not checked. [2024-11-08 23:23:40,412 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-11-08 23:23:43,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:43,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 144 states and 165 transitions. [2024-11-08 23:23:43,033 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 165 transitions. [2024-11-08 23:23:43,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 23:23:43,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:43,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:23:43,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:23:43,038 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:23:43,040 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-08 23:23:55,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:55,059 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:23:55,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:23:55,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 1665 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:23:55,707 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:23:56,325 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 62 proven. 1 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 23:23:56,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-08 23:23:58,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:23:59,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 146 states and 167 transitions. [2024-11-08 23:23:59,000 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 167 transitions. [2024-11-08 23:23:59,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-08 23:23:59,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:23:59,001 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:23:59,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:23:59,003 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:23:59,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-08 23:24:11,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:11,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:24:11,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:11,915 INFO L255 TraceCheckSpWp]: Trace formula consists of 1672 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:24:11,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:12,546 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 62 proven. 4 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 23:24:12,630 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-08 23:24:15,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:15,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 148 states and 169 transitions. [2024-11-08 23:24:15,389 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 169 transitions. [2024-11-08 23:24:15,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-08 23:24:15,392 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:15,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:15,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:24:15,393 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:24:15,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-08 23:24:27,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:27,747 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:24:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:28,473 INFO L255 TraceCheckSpWp]: Trace formula consists of 1679 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:24:28,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:29,130 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 62 proven. 9 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2024-11-08 23:24:29,215 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Ended with exit code 0 [2024-11-08 23:24:30,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:30,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 150 states and 170 transitions. [2024-11-08 23:24:30,479 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 170 transitions. [2024-11-08 23:24:30,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-08 23:24:30,480 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:30,480 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:30,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:24:30,482 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:24:30,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-08 23:24:43,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:43,368 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:24:44,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:24:44,048 INFO L255 TraceCheckSpWp]: Trace formula consists of 1686 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:24:44,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:24:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 62 proven. 4 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-08 23:24:44,910 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2024-11-08 23:24:47,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:24:47,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 152 states and 172 transitions. [2024-11-08 23:24:47,802 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 172 transitions. [2024-11-08 23:24:47,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-08 23:24:47,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:24:47,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:24:47,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:24:47,807 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:24:47,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cadeb729-720d-47c7-9cc3-d58aec09977d/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process