./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/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 ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:01:55,997 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:01:56,099 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-09 01:01:56,108 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 01:01:56,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 01:01:56,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:01:56,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:01:56,150 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:01:56,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:01:56,154 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:01:56,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:01:56,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:01:56,156 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:01:56,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 01:01:56,157 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:01:56,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:01:56,159 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:01:56,162 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:01:56,163 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:01:56,163 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:01:56,164 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:01:56,165 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:01:56,165 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:01:56,166 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:01:56,168 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:01:56,169 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:01:56,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:01:56,171 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:01:56,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:01:56,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:01:56,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:01:56,173 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 01:01:56,173 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 01:01:56,173 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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad [2024-11-09 01:01:56,473 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:01:56,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:01:56,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:01:56,503 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:01:56,504 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:01:56,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-09 01:01:58,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:01:59,174 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:01:59,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c [2024-11-09 01:01:59,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/data/1c2229780/8a23f75eb9494c5a808f1fac4aa6c331/FLAG88981b6c3 [2024-11-09 01:01:59,449 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/data/1c2229780/8a23f75eb9494c5a808f1fac4aa6c331 [2024-11-09 01:01:59,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:01:59,455 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:01:59,458 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:01:59,459 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:01:59,465 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:01:59,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,469 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13453a67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59, skipping insertion in model container [2024-11-09 01:01:59,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,499 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:01:59,733 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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c[458,471] [2024-11-09 01:01:59,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:01:59,775 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:01:59,790 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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c[458,471] [2024-11-09 01:01:59,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:01:59,820 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:01:59,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59 WrapperNode [2024-11-09 01:01:59,821 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:01:59,822 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:01:59,822 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:01:59,823 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:01:59,830 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,838 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,859 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-11-09 01:01:59,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:01:59,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:01:59,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:01:59,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:01:59,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,873 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,875 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,879 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,888 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,890 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,894 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,896 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:01:59,896 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:01:59,897 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:01:59,897 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:01:59,902 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:01:59" (1/1) ... [2024-11-09 01:01:59,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:01:59,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:01:59,938 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:01:59,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:01:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:01:59,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 01:01:59,976 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:01:59,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:01:59,977 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 01:01:59,977 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 01:02:00,056 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:02:00,059 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:02:00,220 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 01:02:00,220 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:02:00,277 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:02:00,278 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:02:00,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:00 BoogieIcfgContainer [2024-11-09 01:02:00,278 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:02:00,279 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:02:00,280 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:02:00,296 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:02:00,296 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:02:00" (1/1) ... [2024-11-09 01:02:00,305 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:02:00,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:00,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-09 01:02:00,360 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-09 01:02:00,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 01:02:00,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:00,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:00,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:00,557 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 01:02:00,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:00,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 01:02:00,620 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 01:02:00,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 01:02:00,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:00,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:00,766 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 01:02:00,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:00,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 01:02:00,848 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 01:02:00,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 01:02:00,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:00,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:00,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:00,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:00,911 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 01:02:00,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:01,053 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 01:02:01,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:01,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-09 01:02:01,461 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-09 01:02:01,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:02:01,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:01,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:01,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:01,905 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 01:02:02,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:02,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-09 01:02:02,449 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-09 01:02:02,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 01:02:02,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:02,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:02,491 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 01:02:02,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:02,685 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 01:02:03,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:03,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2024-11-09 01:02:03,523 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2024-11-09 01:02:03,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 01:02:03,524 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:03,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:03,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:03,682 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 01:02:04,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 31 states and 51 transitions. [2024-11-09 01:02:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 51 transitions. [2024-11-09 01:02:04,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 01:02:04,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:04,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:04,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:04,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:04,403 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 01:02:04,404 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:04,463 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 01:02:04,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:04,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2024-11-09 01:02:04,835 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2024-11-09 01:02:04,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 01:02:04,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:04,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:04,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:04,868 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 01:02:04,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:04,927 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 01:02:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2024-11-09 01:02:05,021 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2024-11-09 01:02:05,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:02:05,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:05,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:05,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:05,242 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 01:02:06,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:06,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 71 transitions. [2024-11-09 01:02:06,245 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 71 transitions. [2024-11-09 01:02:06,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:02:06,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:06,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:06,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:06,312 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-09 01:02:06,315 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:06,457 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 01:02:07,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 43 states and 83 transitions. [2024-11-09 01:02:07,465 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 83 transitions. [2024-11-09 01:02:07,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:02:07,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:07,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:07,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:07,518 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 01:02:07,520 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:07,585 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 01:02:08,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:08,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 45 states and 84 transitions. [2024-11-09 01:02:08,174 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 84 transitions. [2024-11-09 01:02:08,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:02:08,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:08,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:08,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:08,246 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 01:02:08,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:08,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 45 states and 83 transitions. [2024-11-09 01:02:08,496 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 83 transitions. [2024-11-09 01:02:08,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:02:08,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:08,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:08,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:08,560 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 01:02:08,561 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:08,655 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 01:02:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 47 states and 84 transitions. [2024-11-09 01:02:09,154 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 84 transitions. [2024-11-09 01:02:09,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 01:02:09,155 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:09,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:09,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:09,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:09,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 01:02:09,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:09,476 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 01:02:11,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:11,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 57 states and 114 transitions. [2024-11-09 01:02:11,710 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 114 transitions. [2024-11-09 01:02:11,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 01:02:11,711 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:11,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:11,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:11,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:11,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-09 01:02:11,749 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:11,822 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 01:02:12,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:12,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 59 states and 116 transitions. [2024-11-09 01:02:12,328 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 116 transitions. [2024-11-09 01:02:12,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:02:12,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:12,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:12,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:12,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 01:02:12,415 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:12,605 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:02:14,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:14,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 63 states and 128 transitions. [2024-11-09 01:02:14,041 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 128 transitions. [2024-11-09 01:02:14,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:02:14,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:14,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:14,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:14,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-09 01:02:14,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:14,197 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 01:02:14,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 65 states and 129 transitions. [2024-11-09 01:02:14,811 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 129 transitions. [2024-11-09 01:02:14,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:02:14,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:14,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:14,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:14,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:14,866 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 01:02:14,869 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:02:15,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:15,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 67 states and 130 transitions. [2024-11-09 01:02:15,591 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 130 transitions. [2024-11-09 01:02:15,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:02:15,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:15,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:15,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:15,857 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 01:02:17,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:17,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 71 states and 153 transitions. [2024-11-09 01:02:17,300 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2024-11-09 01:02:17,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:02:17,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:17,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:17,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:17,387 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 01:02:17,389 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:17,466 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 5 proven. 28 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-09 01:02:18,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:18,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 74 states and 156 transitions. [2024-11-09 01:02:18,561 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 156 transitions. [2024-11-09 01:02:18,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:02:18,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:18,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:18,630 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 01:02:18,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:18,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 74 states and 155 transitions. [2024-11-09 01:02:18,938 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 155 transitions. [2024-11-09 01:02:18,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 01:02:18,939 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:18,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:18,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:19,006 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 01:02:19,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:19,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 74 states and 154 transitions. [2024-11-09 01:02:19,302 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 154 transitions. [2024-11-09 01:02:19,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 01:02:19,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:19,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:19,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:19,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 01:02:19,347 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:19,758 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 01:02:23,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:23,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 84 states and 187 transitions. [2024-11-09 01:02:23,789 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 187 transitions. [2024-11-09 01:02:23,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 01:02:23,789 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:23,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:23,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:23,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 01:02:23,831 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:24,022 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 01:02:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 89 states and 192 transitions. [2024-11-09 01:02:26,019 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 192 transitions. [2024-11-09 01:02:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 01:02:26,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:26,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:26,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:26,070 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-09 01:02:26,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:26,535 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 15 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 01:02:27,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:27,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 91 states and 194 transitions. [2024-11-09 01:02:27,535 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 194 transitions. [2024-11-09 01:02:27,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:27,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:27,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:28,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 01:02:28,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:28,800 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 01:02:31,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:31,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 95 states and 206 transitions. [2024-11-09 01:02:31,068 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 206 transitions. [2024-11-09 01:02:31,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:31,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:31,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:31,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:31,490 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-09 01:02:31,492 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:31,770 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 01:02:33,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:33,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 98 states and 211 transitions. [2024-11-09 01:02:33,569 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 211 transitions. [2024-11-09 01:02:33,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:33,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:33,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:33,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:34,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:34,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 01:02:34,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:34,178 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 01:02:35,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:35,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 100 states and 212 transitions. [2024-11-09 01:02:35,231 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 212 transitions. [2024-11-09 01:02:35,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:35,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:35,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:35,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 01:02:35,593 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:35,660 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 01:02:36,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 102 states and 213 transitions. [2024-11-09 01:02:36,695 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 213 transitions. [2024-11-09 01:02:36,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:36,696 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:36,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:36,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:37,046 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 01:02:39,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:39,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 106 states and 243 transitions. [2024-11-09 01:02:39,273 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 243 transitions. [2024-11-09 01:02:39,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:39,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:39,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:39,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:39,318 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 01:02:39,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:39,411 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-09 01:02:41,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:41,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 109 states and 246 transitions. [2024-11-09 01:02:41,152 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 246 transitions. [2024-11-09 01:02:41,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:41,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:41,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:41,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:41,240 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 01:02:41,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:41,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 109 states and 245 transitions. [2024-11-09 01:02:41,665 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 245 transitions. [2024-11-09 01:02:41,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:41,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:41,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:41,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:41,778 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 01:02:42,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:42,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 109 states and 244 transitions. [2024-11-09 01:02:42,331 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 244 transitions. [2024-11-09 01:02:42,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 01:02:42,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:42,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:42,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:42,452 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 01:02:43,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:43,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 109 states and 243 transitions. [2024-11-09 01:02:43,041 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 243 transitions. [2024-11-09 01:02:43,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 01:02:43,042 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:43,042 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:43,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:43,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 01:02:43,137 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:43,771 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 01:02:49,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:49,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 119 states and 277 transitions. [2024-11-09 01:02:49,669 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 277 transitions. [2024-11-09 01:02:49,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 01:02:49,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:49,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:49,729 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 01:02:49,730 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:49,815 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 01:02:50,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:50,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 120 states and 281 transitions. [2024-11-09 01:02:50,542 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 281 transitions. [2024-11-09 01:02:50,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 01:02:50,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:50,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:50,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:50,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:50,593 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 01:02:50,594 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:50,701 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 01:02:50,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:50,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 121 states and 283 transitions. [2024-11-09 01:02:50,769 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 283 transitions. [2024-11-09 01:02:50,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 01:02:50,770 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:50,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:50,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:50,815 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-09 01:02:50,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:51,461 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 23 proven. 29 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 01:02:53,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:53,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 124 states and 288 transitions. [2024-11-09 01:02:53,433 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 288 transitions. [2024-11-09 01:02:53,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 01:02:53,434 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:53,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:53,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:53,492 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 01:02:53,493 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:53,581 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 01:02:54,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:54,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 126 states and 290 transitions. [2024-11-09 01:02:54,730 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 290 transitions. [2024-11-09 01:02:54,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 01:02:54,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:54,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:54,777 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 01:02:54,778 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:54,867 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 01:02:55,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:55,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 128 states and 292 transitions. [2024-11-09 01:02:55,946 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 292 transitions. [2024-11-09 01:02:55,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 01:02:55,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:55,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:56,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:56,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 01:02:56,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:56,100 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 01:02:57,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:57,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 130 states and 293 transitions. [2024-11-09 01:02:57,196 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 293 transitions. [2024-11-09 01:02:57,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 01:02:57,197 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:57,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:57,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:57,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:57,259 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-09 01:02:57,261 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:57,353 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-09 01:02:58,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:02:58,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 132 states and 294 transitions. [2024-11-09 01:02:58,379 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 294 transitions. [2024-11-09 01:02:58,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:02:58,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:02:58,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:02:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:02:59,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:02:59,242 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 01:02:59,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:02:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 01:03:03,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:03,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 136 states and 310 transitions. [2024-11-09 01:03:03,193 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 310 transitions. [2024-11-09 01:03:03,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:03:03,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:03,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:03,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:03:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:03,742 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 01:03:03,743 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:04,037 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 01:03:05,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:05,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 138 states and 311 transitions. [2024-11-09 01:03:05,583 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 311 transitions. [2024-11-09 01:03:05,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:03:05,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:05,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:05,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:03:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:06,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-09 01:03:06,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:06,194 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 01:03:07,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:07,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 140 states and 312 transitions. [2024-11-09 01:03:07,513 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 312 transitions. [2024-11-09 01:03:07,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:03:07,514 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:07,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:07,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:03:07,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:07,982 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-09 01:03:07,983 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:08,058 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 26 proven. 57 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-09 01:03:09,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:09,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 143 states and 315 transitions. [2024-11-09 01:03:09,988 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 315 transitions. [2024-11-09 01:03:09,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 01:03:09,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:09,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 01:03:10,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:03:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 01:03:20,035 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 01:03:20,038 INFO L158 Benchmark]: Toolchain (without parser) took 80582.26ms. Allocated memory was 142.6MB in the beginning and 559.9MB in the end (delta: 417.3MB). Free memory was 109.6MB in the beginning and 235.5MB in the end (delta: -125.9MB). Peak memory consumption was 294.7MB. Max. memory is 16.1GB. [2024-11-09 01:03:20,038 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 142.6MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:03:20,039 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.45ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 96.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 01:03:20,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.19ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 01:03:20,040 INFO L158 Benchmark]: Boogie Preprocessor took 33.96ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 94.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 01:03:20,041 INFO L158 Benchmark]: RCFGBuilder took 382.06ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 81.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 01:03:20,042 INFO L158 Benchmark]: CodeCheck took 79757.56ms. Allocated memory was 142.6MB in the beginning and 559.9MB in the end (delta: 417.3MB). Free memory was 81.0MB in the beginning and 235.5MB in the end (delta: -154.4MB). Peak memory consumption was 265.3MB. Max. memory is 16.1GB. [2024-11-09 01:03:20,045 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 0.66ms. Allocated memory is still 142.6MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.45ms. Allocated memory is still 142.6MB. Free memory was 109.6MB in the beginning and 96.4MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.19ms. Allocated memory is still 142.6MB. Free memory was 96.4MB in the beginning and 95.0MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.96ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 94.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 382.06ms. Allocated memory is still 142.6MB. Free memory was 94.0MB in the beginning and 81.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 79757.56ms. Allocated memory was 142.6MB in the beginning and 559.9MB in the end (delta: 417.3MB). Free memory was 81.0MB in the beginning and 235.5MB in the end (delta: -154.4MB). Peak memory consumption was 265.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-09 01:03:20,085 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/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 ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 01:03:22,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 01:03:22,739 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-09 01:03:22,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 01:03:22,799 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 01:03:22,800 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 01:03:22,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 01:03:22,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 01:03:22,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 01:03:22,805 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 01:03:22,805 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 01:03:22,806 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 01:03:22,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 01:03:22,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 01:03:22,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 01:03:22,811 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 01:03:22,811 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 01:03:22,812 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 01:03:22,812 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 01:03:22,813 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 01:03:22,813 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 01:03:22,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 01:03:22,818 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 01:03:22,819 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 01:03:22,819 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 01:03:22,820 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 01:03:22,820 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:22,820 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 01:03:22,821 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 01:03:22,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:22,822 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 01:03:22,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 01:03:22,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 01:03:22,825 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 01:03:22,826 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:22,826 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 01:03:22,827 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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ebfcdae9f2d92c4e39230ecf30ad4ac0897188e9aff6dcbde95509d87ea826ad [2024-11-09 01:03:23,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 01:03:23,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 01:03:23,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 01:03:23,300 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 01:03:23,301 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 01:03:23,303 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c Unable to find full path for "g++" [2024-11-09 01:03:25,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 01:03:25,571 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 01:03:25,573 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c [2024-11-09 01:03:25,583 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/data/7c55fe406/3d8cf31101604a7babdb3eb7a8dc7004/FLAG607a8fe90 [2024-11-09 01:03:25,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/data/7c55fe406/3d8cf31101604a7babdb3eb7a8dc7004 [2024-11-09 01:03:25,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 01:03:25,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 01:03:25,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:25,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 01:03:25,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 01:03:25,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:25" (1/1) ... [2024-11-09 01:03:25,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c64853b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:25, skipping insertion in model container [2024-11-09 01:03:25,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 01:03:25" (1/1) ... [2024-11-09 01:03:25,637 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 01:03:25,906 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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c[458,471] [2024-11-09 01:03:25,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:25,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 01:03:25,976 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_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/sv-benchmarks/c/nla-digbench-scaling/ps6-ll_unwindbound10.c[458,471] [2024-11-09 01:03:25,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 01:03:26,018 INFO L204 MainTranslator]: Completed translation [2024-11-09 01:03:26,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26 WrapperNode [2024-11-09 01:03:26,019 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 01:03:26,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:26,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 01:03:26,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 01:03:26,029 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,070 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 41 [2024-11-09 01:03:26,070 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 01:03:26,072 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 01:03:26,072 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 01:03:26,073 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 01:03:26,083 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,083 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,088 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,098 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,106 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,112 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,115 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 01:03:26,117 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 01:03:26,119 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 01:03:26,119 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 01:03:26,120 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 01:03:26" (1/1) ... [2024-11-09 01:03:26,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 01:03:26,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 01:03:26,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 01:03:26,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 01:03:26,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 01:03:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 01:03:26,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 01:03:26,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 01:03:26,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 01:03:26,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 01:03:26,279 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 01:03:26,281 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 01:03:26,930 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-09 01:03:26,931 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 01:03:27,032 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 01:03:27,032 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 01:03:27,032 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:03:27 BoogieIcfgContainer [2024-11-09 01:03:27,036 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 01:03:27,037 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 01:03:27,037 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 01:03:27,051 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 01:03:27,052 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 01:03:27" (1/1) ... [2024-11-09 01:03:27,066 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 01:03:27,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:27,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-09 01:03:27,141 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-09 01:03:27,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-09 01:03:27,143 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:27,144 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:27,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:27,147 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:27,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 01:03:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,263 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:27,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:27,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 24 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 01:03:27,508 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:27,527 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 01:03:27,530 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 01:03:27,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:27,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-09 01:03:27,572 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-09 01:03:27,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 01:03:27,572 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:27,573 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:27,573 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:27,575 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:27,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 01:03:28,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,131 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:28,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:28,366 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 01:03:28,368 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:28,489 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 01:03:28,504 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 01:03:28,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:28,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-09 01:03:28,657 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-09 01:03:28,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 01:03:28,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:28,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:28,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:28,663 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:28,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 01:03:29,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:29,225 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:29,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:29,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 26 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 01:03:29,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:29,945 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 01:03:29,955 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 01:03:33,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:03:33,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-09 01:03:33,124 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-09 01:03:33,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-09 01:03:33,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:03:33,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:03:33,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:03:33,132 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:03:33,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 01:03:33,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:33,678 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:03:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:03:33,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 34 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 01:03:33,904 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:03:59,355 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 01:03:59,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-09 01:04:39,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:04:39,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 26 states and 41 transitions. [2024-11-09 01:04:39,345 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 41 transitions. [2024-11-09 01:04:39,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 01:04:39,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:04:39,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:04:39,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:04:39,348 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:04:39,350 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 01:04:40,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:40,450 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:04:40,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:04:40,919 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 01:04:40,920 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:04:44,656 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 01:04:44,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-09 01:06:56,424 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:07:08,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:07:08,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 34 states and 61 transitions. [2024-11-09 01:07:08,911 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 61 transitions. [2024-11-09 01:07:08,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 01:07:08,912 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:07:08,912 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:07:08,912 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:07:08,918 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:07:08,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 01:07:09,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:07:09,941 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:07:10,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:07:10,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 01:07:10,442 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:07:12,453 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 01:07:12,464 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-09 01:08:13,360 WARN L286 SmtUtils]: Spent 6.42s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 01:08:26,972 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:08:28,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:08:49,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:08:49,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 38 states and 71 transitions. [2024-11-09 01:08:49,107 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 71 transitions. [2024-11-09 01:08:49,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-09 01:08:49,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:08:49,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:08:49,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:08:49,113 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:08:49,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 01:08:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:08:49,767 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:08:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:08:50,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:08:50,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:08:54,083 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 01:08:54,097 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 01:10:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:10:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 40 states and 83 transitions. [2024-11-09 01:10:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 83 transitions. [2024-11-09 01:10:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:10:50,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:10:50,437 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:10:50,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:10:50,441 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:10:50,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 01:10:52,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:10:52,127 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:10:52,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:10:52,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 01:10:52,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:10:55,913 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 01:10:55,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-09 01:12:11,792 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:12:34,190 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:13:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 01:13:08,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 44 states and 93 transitions. [2024-11-09 01:13:08,700 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 93 transitions. [2024-11-09 01:13:08,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 01:13:08,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 01:13:08,702 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 01:13:08,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 01:13:08,705 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 01:13:08,707 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 01:13:10,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:13:10,514 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 01:13:11,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 01:13:11,230 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 01:13:11,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 01:13:21,513 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 01:13:21,529 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d64c061c-81ab-41d2-a0d0-07e0cc6d87ad/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 01:13:56,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 01:14:54,911 WARN L286 SmtUtils]: Spent 8.21s on a formula simplification. DAG size of input: 30 DAG size of output: 27 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)