./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/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_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/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 32bit --witnessprinter.graph.data.programhash 1c50dd7e64abcc7a7eef6ea31e37156afb1e4322422284686cac6e6613b192c7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:03:12,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:03:12,657 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 00:03:12,661 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:03:12,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:03:12,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:03:12,683 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:03:12,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:03:12,684 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:03:12,684 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:03:12,685 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:03:12,685 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:03:12,685 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:03:12,686 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:03:12,686 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:03:12,686 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:03:12,687 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:03:12,687 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:03:12,688 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:03:12,688 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:03:12,688 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:03:12,693 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:03:12,693 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:03:12,693 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:03:12,694 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:03:12,694 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:03:12,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:03:12,695 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:03:12,695 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:03:12,696 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:03:12,696 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:03:12,696 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:03:12,700 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:03:12,700 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_6f34e4ec-a58d-48c2-b405-510ff566c00b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c50dd7e64abcc7a7eef6ea31e37156afb1e4322422284686cac6e6613b192c7 [2024-11-09 00:03:13,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:03:13,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:03:13,032 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:03:13,033 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:03:13,034 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:03:13,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-09 00:03:14,984 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:03:15,171 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:03:15,171 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c [2024-11-09 00:03:15,178 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/data/1155e5ed2/1a7298b37a4044ef9d168193bf40715c/FLAGbeb04e467 [2024-11-09 00:03:15,567 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/data/1155e5ed2/1a7298b37a4044ef9d168193bf40715c [2024-11-09 00:03:15,570 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:03:15,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:03:15,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:03:15,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:03:15,581 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:03:15,582 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:15,583 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28274eb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15, skipping insertion in model container [2024-11-09 00:03:15,583 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:15,609 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:03:15,889 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_6f34e4ec-a58d-48c2-b405-510ff566c00b/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c[458,471] [2024-11-09 00:03:15,917 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:03:15,929 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:03:15,943 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_6f34e4ec-a58d-48c2-b405-510ff566c00b/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c[458,471] [2024-11-09 00:03:15,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:03:15,976 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:03:15,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15 WrapperNode [2024-11-09 00:03:15,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:03:15,978 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:03:15,978 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:03:15,978 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:03:15,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:15,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,012 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-11-09 00:03:16,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:03:16,015 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:03:16,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:03:16,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:03:16,025 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,031 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,038 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,043 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:03:16,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:03:16,047 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:03:16,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:03:16,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:03:15" (1/1) ... [2024-11-09 00:03:16,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:03:16,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:03:16,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:03:16,084 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:03:16,118 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:03:16,118 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:03:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:03:16,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:03:16,119 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:03:16,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:03:16,193 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:03:16,196 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:03:16,379 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:03:16,379 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:03:16,439 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:03:16,439 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:03:16,439 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:03:16 BoogieIcfgContainer [2024-11-09 00:03:16,440 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:03:16,444 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:03:16,444 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:03:16,455 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:03:16,456 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:03:16" (1/1) ... [2024-11-09 00:03:16,466 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:03:16,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:16,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-09 00:03:16,524 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-09 00:03:16,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:03:16,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:16,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:16,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:16,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:16,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:16,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 00:03:16,684 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 00:03:16,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:03:16,685 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:16,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:16,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:16,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:16,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 00:03:16,863 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 00:03:16,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:03:16,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:16,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:16,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:16,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:16,928 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:03:16,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:17,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:17,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:17,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-09 00:03:17,400 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-09 00:03:17,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:03:17,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:17,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:17,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:17,850 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:18,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:18,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-09 00:03:18,386 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-09 00:03:18,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:03:18,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:18,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:18,562 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:19,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-11-09 00:03:19,306 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-09 00:03:19,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:03:19,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:19,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:19,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:19,343 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:03:19,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:19,595 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:20,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:20,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2024-11-09 00:03:20,443 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-11-09 00:03:20,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:03:20,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:20,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:20,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:20,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:20,486 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:03:20,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:20,561 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:03:20,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2024-11-09 00:03:20,991 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-09 00:03:20,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:03:20,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:20,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:21,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:21,022 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:03:21,023 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:21,085 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:03:21,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:21,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2024-11-09 00:03:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2024-11-09 00:03:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:03:21,311 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:21,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:21,472 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:03:22,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:22,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 39 states and 74 transitions. [2024-11-09 00:03:22,444 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 74 transitions. [2024-11-09 00:03:22,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:03:22,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:22,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:22,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:22,531 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:22,533 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:22,678 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:03:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:23,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 43 states and 86 transitions. [2024-11-09 00:03:23,777 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 86 transitions. [2024-11-09 00:03:23,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:03:23,778 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:23,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:23,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:23,826 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:03:23,828 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:23,890 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:03:27,801 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.65s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:03:28,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:28,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2024-11-09 00:03:28,055 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2024-11-09 00:03:28,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:03:28,056 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:28,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:28,120 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:03:28,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:28,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 45 states and 86 transitions. [2024-11-09 00:03:28,359 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 86 transitions. [2024-11-09 00:03:28,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:03:28,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:28,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:28,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:28,420 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 00:03:28,422 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:28,504 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:03:29,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:29,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2024-11-09 00:03:29,375 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-11-09 00:03:29,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:03:29,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:29,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:29,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:29,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:29,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:03:29,433 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:29,757 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:32,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:32,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 58 states and 120 transitions. [2024-11-09 00:03:32,391 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 120 transitions. [2024-11-09 00:03:32,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:03:32,393 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:32,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:32,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:32,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:32,444 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 00:03:32,448 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:32,525 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:33,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:33,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 61 states and 124 transitions. [2024-11-09 00:03:33,493 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 124 transitions. [2024-11-09 00:03:33,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:03:33,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:33,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:33,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:33,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:33,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:03:33,683 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:33,864 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:35,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:35,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 65 states and 136 transitions. [2024-11-09 00:03:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 136 transitions. [2024-11-09 00:03:35,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:03:35,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:35,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:35,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:35,497 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:03:35,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:35,564 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:38,981 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:03:39,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:39,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 67 states and 137 transitions. [2024-11-09 00:03:39,330 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 137 transitions. [2024-11-09 00:03:39,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:03:39,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:39,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:39,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:39,505 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:03:39,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:39,626 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:40,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:40,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 70 states and 140 transitions. [2024-11-09 00:03:40,752 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 140 transitions. [2024-11-09 00:03:40,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:03:40,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:40,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:41,053 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:42,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:42,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 74 states and 164 transitions. [2024-11-09 00:03:42,805 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 164 transitions. [2024-11-09 00:03:42,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:03:42,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:42,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:42,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:43,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:43,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 00:03:43,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:44,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:44,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 77 states and 167 transitions. [2024-11-09 00:03:44,404 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 167 transitions. [2024-11-09 00:03:44,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:03:44,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:44,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:44,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:44,477 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:44,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:44,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 77 states and 166 transitions. [2024-11-09 00:03:44,833 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 166 transitions. [2024-11-09 00:03:44,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:03:44,834 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:44,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:44,915 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:45,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:45,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 77 states and 165 transitions. [2024-11-09 00:03:45,245 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 165 transitions. [2024-11-09 00:03:45,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:03:45,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:45,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:45,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:45,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:45,291 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:03:45,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:45,721 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:03:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:49,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 87 states and 197 transitions. [2024-11-09 00:03:49,565 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 197 transitions. [2024-11-09 00:03:49,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:03:49,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:49,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:49,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:03:49,623 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:49,700 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:03:51,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:51,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 90 states and 200 transitions. [2024-11-09 00:03:51,126 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 200 transitions. [2024-11-09 00:03:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:03:51,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:51,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:51,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:51,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:51,165 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:03:51,166 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:51,240 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:03:53,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:53,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 94 states and 207 transitions. [2024-11-09 00:03:53,278 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 207 transitions. [2024-11-09 00:03:53,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:03:53,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:53,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:53,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:53,324 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:03:53,325 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:53,401 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:03:54,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:54,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 96 states and 209 transitions. [2024-11-09 00:03:54,231 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 209 transitions. [2024-11-09 00:03:54,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:03:54,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:54,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:54,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:54,615 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:03:56,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:56,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 100 states and 238 transitions. [2024-11-09 00:03:56,576 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 238 transitions. [2024-11-09 00:03:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:03:56,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:56,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:56,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:03:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:03:57,161 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 00:03:57,164 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:03:57,658 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:03:59,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:03:59,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 104 states and 253 transitions. [2024-11-09 00:03:59,959 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 253 transitions. [2024-11-09 00:03:59,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:03:59,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:03:59,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:03:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:00,049 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:04:00,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:00,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 104 states and 252 transitions. [2024-11-09 00:04:00,526 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 252 transitions. [2024-11-09 00:04:00,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:04:00,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:00,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:00,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:01,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:01,076 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:04:01,077 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:01,742 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:04:03,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:03,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 107 states and 255 transitions. [2024-11-09 00:04:03,751 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 255 transitions. [2024-11-09 00:04:03,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:04:03,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:03,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:03,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:04,857 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:04,858 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:05,038 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:04:06,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:06,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 110 states and 259 transitions. [2024-11-09 00:04:06,956 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 259 transitions. [2024-11-09 00:04:06,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:04:06,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:06,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:06,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:07,041 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:04:07,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:07,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 110 states and 258 transitions. [2024-11-09 00:04:07,509 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 258 transitions. [2024-11-09 00:04:07,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:04:07,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:07,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:08,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:08,695 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:08,696 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:08,745 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:04:09,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:09,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 112 states and 259 transitions. [2024-11-09 00:04:09,813 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 259 transitions. [2024-11-09 00:04:09,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:04:09,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:09,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:10,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:10,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:10,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:10,534 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 00:04:12,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:12,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 115 states and 262 transitions. [2024-11-09 00:04:12,093 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 262 transitions. [2024-11-09 00:04:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:04:12,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:12,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:12,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:12,178 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-09 00:04:12,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:12,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 115 states and 261 transitions. [2024-11-09 00:04:12,746 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 261 transitions. [2024-11-09 00:04:12,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:12,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:12,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:12,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:12,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:12,814 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:12,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:13,508 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:18,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:18,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 125 states and 298 transitions. [2024-11-09 00:04:18,524 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 298 transitions. [2024-11-09 00:04:18,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:18,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:18,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:18,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:18,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:18,617 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:18,701 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:19,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:19,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 126 states and 300 transitions. [2024-11-09 00:04:19,760 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 300 transitions. [2024-11-09 00:04:19,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:19,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:19,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:19,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:19,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:19,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:19,809 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:19,896 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:20,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:20,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 127 states and 302 transitions. [2024-11-09 00:04:20,469 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 302 transitions. [2024-11-09 00:04:20,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:20,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:20,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:20,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:20,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:20,524 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:20,525 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:20,613 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:21,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:21,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 128 states and 305 transitions. [2024-11-09 00:04:21,616 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 305 transitions. [2024-11-09 00:04:21,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:21,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:21,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:21,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:21,671 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:21,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:23,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 131 states and 309 transitions. [2024-11-09 00:04:23,661 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 309 transitions. [2024-11-09 00:04:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:23,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:23,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:23,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:23,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:23,710 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:23,711 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:23,794 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:24,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 133 states and 311 transitions. [2024-11-09 00:04:24,903 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 311 transitions. [2024-11-09 00:04:24,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:24,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:24,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:24,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:24,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:24,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:24,987 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:25,083 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:26,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:26,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 136 states and 314 transitions. [2024-11-09 00:04:26,674 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 314 transitions. [2024-11-09 00:04:26,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:26,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:26,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:26,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:26,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:26,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:26,827 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:27,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:27,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 138 states and 315 transitions. [2024-11-09 00:04:27,912 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 315 transitions. [2024-11-09 00:04:27,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:04:27,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:27,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:27,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:27,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:27,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:04:27,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:28,050 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:29,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:29,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 140 states and 316 transitions. [2024-11-09 00:04:29,414 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 316 transitions. [2024-11-09 00:04:29,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:04:29,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:29,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:29,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:30,326 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:04:30,327 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:30,784 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:04:33,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:33,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 144 states and 331 transitions. [2024-11-09 00:04:33,535 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 331 transitions. [2024-11-09 00:04:33,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:04:33,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:33,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:33,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:36,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:04:36,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:36,379 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:04:38,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:38,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 147 states and 334 transitions. [2024-11-09 00:04:38,231 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 334 transitions. [2024-11-09 00:04:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:04:38,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:38,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:38,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:41,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:41,893 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-09 00:04:41,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:41,962 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 17 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 00:04:46,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-09 00:04:47,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 150 states and 338 transitions. [2024-11-09 00:04:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 338 transitions. [2024-11-09 00:04:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:04:47,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:47,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:52,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:52,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:04:52,759 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:52,809 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:04:54,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:54,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 152 states and 339 transitions. [2024-11-09 00:04:54,411 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 339 transitions. [2024-11-09 00:04:54,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:04:54,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:54,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:54,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:04:58,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:04:58,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 156 states and 377 transitions. [2024-11-09 00:04:58,162 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 377 transitions. [2024-11-09 00:04:58,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:04:58,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:04:58,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:04:58,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:04:59,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:04:59,079 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 00:04:59,080 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:04:59,139 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 21 proven. 56 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:05:01,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:01,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 159 states and 380 transitions. [2024-11-09 00:05:01,471 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 380 transitions. [2024-11-09 00:05:01,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:05:01,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:01,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:01,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:01,647 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:05:02,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:02,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 159 states and 379 transitions. [2024-11-09 00:05:02,382 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 379 transitions. [2024-11-09 00:05:02,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:05:02,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:02,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:02,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:07,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:07,579 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:07,580 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 18 proven. 59 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 00:05:09,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:09,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 162 states and 382 transitions. [2024-11-09 00:05:09,813 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 382 transitions. [2024-11-09 00:05:09,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:05:09,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:09,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:09,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:09,964 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:05:10,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:10,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 162 states and 381 transitions. [2024-11-09 00:05:10,711 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 381 transitions. [2024-11-09 00:05:10,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:05:10,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:10,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:10,802 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:05:11,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:11,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 162 states and 380 transitions. [2024-11-09 00:05:11,452 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 380 transitions. [2024-11-09 00:05:11,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:05:11,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:11,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:11,538 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 10 proven. 50 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-09 00:05:12,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:12,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 162 states and 379 transitions. [2024-11-09 00:05:12,148 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 379 transitions. [2024-11-09 00:05:12,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:12,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:12,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:12,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:12,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:12,207 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:12,208 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:13,201 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:05:22,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:22,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 172 states and 422 transitions. [2024-11-09 00:05:22,828 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 422 transitions. [2024-11-09 00:05:22,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:22,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:22,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:22,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:22,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:22,939 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:22,940 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:23,046 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:05:25,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:25,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 175 states and 427 transitions. [2024-11-09 00:05:25,548 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 427 transitions. [2024-11-09 00:05:25,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:25,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:25,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:25,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:25,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:25,608 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:25,707 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:05:28,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:28,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 179 states and 432 transitions. [2024-11-09 00:05:28,638 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 432 transitions. [2024-11-09 00:05:28,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:28,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:28,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:28,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:28,691 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:28,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:28,789 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:05:29,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:29,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 180 states and 434 transitions. [2024-11-09 00:05:29,606 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 434 transitions. [2024-11-09 00:05:29,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:29,607 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:29,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:29,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:29,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:29,665 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 00:05:29,667 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:30,067 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 11 proven. 56 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-09 00:05:30,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:30,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 181 states and 436 transitions. [2024-11-09 00:05:30,466 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 436 transitions. [2024-11-09 00:05:30,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:30,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:30,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:30,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:30,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:30,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:30,621 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:05:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 184 states and 439 transitions. [2024-11-09 00:05:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 439 transitions. [2024-11-09 00:05:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:31,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:31,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:31,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:31,738 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:31,740 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:31,840 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:05:34,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:34,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 187 states and 442 transitions. [2024-11-09 00:05:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 442 transitions. [2024-11-09 00:05:34,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:34,007 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:34,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:34,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:34,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:34,065 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:34,067 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:34,165 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:05:35,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:35,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 189 states and 443 transitions. [2024-11-09 00:05:35,701 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 443 transitions. [2024-11-09 00:05:35,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:35,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:35,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:35,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:35,757 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 00:05:35,758 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:35,964 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-09 00:05:37,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:37,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 191 states and 444 transitions. [2024-11-09 00:05:37,520 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 444 transitions. [2024-11-09 00:05:37,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:05:37,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:37,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:37,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:37,586 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-09 00:05:37,587 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:37,688 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 11 proven. 56 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-09 00:05:38,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:38,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 193 states and 445 transitions. [2024-11-09 00:05:38,516 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 445 transitions. [2024-11-09 00:05:38,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-09 00:05:38,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:38,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:05:38,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:48,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:05:48,570 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) [2024-11-09 00:05:48,573 INFO L158 Benchmark]: Toolchain (without parser) took 153001.41ms. Allocated memory was 148.9MB in the beginning and 943.7MB in the end (delta: 794.8MB). Free memory was 113.9MB in the beginning and 518.4MB in the end (delta: -404.5MB). Peak memory consumption was 391.0MB. Max. memory is 16.1GB. [2024-11-09 00:05:48,573 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:05:48,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 404.00ms. Allocated memory is still 148.9MB. Free memory was 113.9MB in the beginning and 112.1MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:05:48,578 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.98ms. Allocated memory is still 148.9MB. Free memory was 112.1MB in the beginning and 110.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:05:48,578 INFO L158 Benchmark]: Boogie Preprocessor took 30.95ms. Allocated memory is still 148.9MB. Free memory was 110.7MB in the beginning and 110.1MB in the end (delta: 669.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:05:48,579 INFO L158 Benchmark]: RCFGBuilder took 393.31ms. Allocated memory is still 148.9MB. Free memory was 110.0MB in the beginning and 96.7MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:05:48,579 INFO L158 Benchmark]: CodeCheck took 152128.69ms. Allocated memory was 148.9MB in the beginning and 943.7MB in the end (delta: 794.8MB). Free memory was 96.7MB in the beginning and 518.4MB in the end (delta: -421.7MB). Peak memory consumption was 375.9MB. Max. memory is 16.1GB. [2024-11-09 00:05:48,586 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 84.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 404.00ms. Allocated memory is still 148.9MB. Free memory was 113.9MB in the beginning and 112.1MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.98ms. Allocated memory is still 148.9MB. Free memory was 112.1MB in the beginning and 110.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.95ms. Allocated memory is still 148.9MB. Free memory was 110.7MB in the beginning and 110.1MB in the end (delta: 669.1kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 393.31ms. Allocated memory is still 148.9MB. Free memory was 110.0MB in the beginning and 96.7MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 152128.69ms. Allocated memory was 148.9MB in the beginning and 943.7MB in the end (delta: 794.8MB). Free memory was 96.7MB in the beginning and 518.4MB in the end (delta: -421.7MB). Peak memory consumption was 375.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 00:05:48,627 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/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_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/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_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/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 32bit --witnessprinter.graph.data.programhash 1c50dd7e64abcc7a7eef6ea31e37156afb1e4322422284686cac6e6613b192c7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:05:51,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:05:51,173 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 00:05:51,219 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:05:51,220 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:05:51,221 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:05:51,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:05:51,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:05:51,225 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:05:51,225 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:05:51,225 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:05:51,226 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:05:51,226 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:05:51,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:05:51,226 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:05:51,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:05:51,227 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:05:51,231 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:05:51,231 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:05:51,231 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:05:51,232 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:05:51,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:05:51,236 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:05:51,236 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:05:51,236 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:05:51,237 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:05:51,237 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:51,237 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:05:51,237 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:05:51,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:05:51,238 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:05:51,238 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:05:51,238 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:05:51,239 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:05:51,239 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:51,239 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:05:51,239 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_6f34e4ec-a58d-48c2-b405-510ff566c00b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c50dd7e64abcc7a7eef6ea31e37156afb1e4322422284686cac6e6613b192c7 [2024-11-09 00:05:51,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:05:51,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:05:51,690 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:05:51,691 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:05:51,692 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:05:51,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-09 00:05:53,905 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:05:54,114 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:05:54,115 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c [2024-11-09 00:05:54,128 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/data/d272adb80/b3b98a425cf042f29493f7920b169f13/FLAGcc88ea23b [2024-11-09 00:05:54,495 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/data/d272adb80/b3b98a425cf042f29493f7920b169f13 [2024-11-09 00:05:54,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:05:54,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:05:54,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:05:54,506 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:05:54,511 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:05:54,512 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,516 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@190c55f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54, skipping insertion in model container [2024-11-09 00:05:54,516 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,542 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:05:54,758 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_6f34e4ec-a58d-48c2-b405-510ff566c00b/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c[458,471] [2024-11-09 00:05:54,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:05:54,809 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:05:54,823 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_6f34e4ec-a58d-48c2-b405-510ff566c00b/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound10.c[458,471] [2024-11-09 00:05:54,831 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:05:54,848 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:05:54,849 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54 WrapperNode [2024-11-09 00:05:54,849 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:05:54,850 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:05:54,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:05:54,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:05:54,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,865 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,884 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2024-11-09 00:05:54,888 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:05:54,889 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:05:54,890 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:05:54,890 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:05:54,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,910 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,913 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,914 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:05:54,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:05:54,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:05:54,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:05:54,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:05:54" (1/1) ... [2024-11-09 00:05:54,925 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:05:54,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:05:54,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:05:54,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:05:54,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:05:54,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:05:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:05:54,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:05:54,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:05:54,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:05:55,067 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:05:55,070 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:05:55,672 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 00:05:55,672 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:05:55,742 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:05:55,742 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:05:55,743 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:55 BoogieIcfgContainer [2024-11-09 00:05:55,743 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:05:55,744 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:05:55,744 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:05:55,755 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:05:55,756 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:05:55" (1/1) ... [2024-11-09 00:05:55,766 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:05:55,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-09 00:05:55,826 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-09 00:05:55,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 00:05:55,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:55,828 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:55,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:55,833 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:55,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:05:55,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:55,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:56,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:56,089 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:05:56,092 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:56,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:56,113 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-09 00:05:56,116 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:05:56,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:56,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 00:05:56,158 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 00:05:56,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:05:56,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:56,159 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:56,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:56,163 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:56,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:05:56,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:56,625 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:56,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:05:56,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:56,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:56,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-09 00:05:57,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:05:57,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 00:05:57,010 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 00:05:57,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 00:05:57,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:05:57,011 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:05:57,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:05:57,013 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:05:57,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:05:57,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:57,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:05:57,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:05:57,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:05:57,670 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:05:58,049 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:05:58,056 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 00:06:01,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:01,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-09 00:06:01,148 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-09 00:06:01,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 00:06:01,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:01,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:01,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:01,154 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:01,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:06:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:01,589 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:01,762 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:06:01,766 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:17,783 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:06:17,795 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 00:06:44,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:06:44,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2024-11-09 00:06:44,893 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2024-11-09 00:06:44,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:06:44,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:06:44,895 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:06:44,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:06:44,899 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:06:44,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:06:45,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:45,774 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:06:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:06:46,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:06:46,157 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:06:47,081 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:06:47,097 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:07:35,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:07:35,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 30 states and 49 transitions. [2024-11-09 00:07:35,652 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 49 transitions. [2024-11-09 00:07:35,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:07:35,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:07:35,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:07:35,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:07:35,656 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:07:35,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:07:36,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:36,599 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:07:36,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:07:36,938 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:07:36,939 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:07:40,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:07:40,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 00:08:16,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:16,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 38 states and 73 transitions. [2024-11-09 00:08:16,852 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 73 transitions. [2024-11-09 00:08:16,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:08:16,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:16,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:16,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:16,860 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:16,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:08:17,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:17,825 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:18,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:18,217 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:08:18,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:18,539 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:08:18,552 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-09 00:08:28,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:08:28,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 74 transitions. [2024-11-09 00:08:28,909 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 74 transitions. [2024-11-09 00:08:28,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 00:08:28,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:08:28,911 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:08:28,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:08:28,917 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:08:28,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:08:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:29,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:08:29,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:08:29,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:08:29,655 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:08:30,926 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:08:30,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 00:09:28,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:09:28,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 42 states and 85 transitions. [2024-11-09 00:09:28,831 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 85 transitions. [2024-11-09 00:09:28,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:09:28,833 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:09:28,833 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:09:28,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:09:28,836 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:09:28,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:09:30,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:30,221 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:09:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:09:30,731 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:09:30,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:09:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 00:09:35,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-09 00:11:51,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:11:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 50 states and 116 transitions. [2024-11-09 00:11:51,728 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 116 transitions. [2024-11-09 00:11:51,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:11:51,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:11:51,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:11:51,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:11:51,735 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:11:51,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-09 00:11:53,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:53,140 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:11:53,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:11:53,616 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:11:53,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:11:55,655 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-09 00:11:55,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-09 00:13:10,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:13:10,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 54 states and 129 transitions. [2024-11-09 00:13:10,392 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 129 transitions. [2024-11-09 00:13:10,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:13:10,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:13:10,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:13:10,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:13:10,400 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:13:10,404 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-09 00:13:11,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:11,379 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:13:11,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:13:11,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:13:11,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:13:17,539 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:13:17,553 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-09 00:15:19,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:15:19,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 64 states and 165 transitions. [2024-11-09 00:15:19,416 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 165 transitions. [2024-11-09 00:15:19,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:15:19,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:15:19,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:15:19,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:15:19,422 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:15:19,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-09 00:15:21,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:21,124 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:15:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:15:21,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 00:15:21,835 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:15:25,072 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:15:25,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-09 00:17:20,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:20,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 68 states and 180 transitions. [2024-11-09 00:17:20,998 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 180 transitions. [2024-11-09 00:17:21,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:17:21,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:21,003 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:21,003 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:17:21,007 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:17:21,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-09 00:17:23,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:23,074 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:17:23,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:23,842 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 00:17:23,845 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:17:24,752 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 4 proven. 29 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 00:17:24,770 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-09 00:17:52,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:17:52,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 70 states and 181 transitions. [2024-11-09 00:17:52,712 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 181 transitions. [2024-11-09 00:17:52,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:17:52,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:17:52,718 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:17:52,718 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:17:52,719 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:17:52,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f34e4ec-a58d-48c2-b405-510ff566c00b/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-09 00:17:54,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:54,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:17:55,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:17:55,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 00:17:55,375 INFO L278 TraceCheckSpWp]: Computing forward predicates...