./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b --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 a077c1334c11d8329da2d0c58ca917b2036581fa7e949d1d304e3346ec54a811 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:11:42,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:11:42,394 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-05 22:11:42,399 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:11:42,399 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:11:42,422 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:11:42,423 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:11:42,423 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:11:42,424 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:11:42,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:11:42,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:11:42,424 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:11:42,424 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-05 22:11:42,424 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:11:42,425 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:11:42,426 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:11:42,426 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:11:42,426 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:11:42,426 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:11:42,426 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:11:42,426 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:11:42,426 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:11:42,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:11:42,426 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:11:42,427 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:11:42,427 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b 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 -> a077c1334c11d8329da2d0c58ca917b2036581fa7e949d1d304e3346ec54a811 [2024-12-05 22:11:42,724 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:11:42,734 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:11:42,737 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:11:42,738 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:11:42,739 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:11:42,740 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound5.c [2024-12-05 22:11:45,685 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/data/e1ee282a6/1bcb6ccaf7dd49e89c2e79e043317524/FLAG63482bc42 [2024-12-05 22:11:45,858 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:11:45,858 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound5.c [2024-12-05 22:11:45,865 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/data/e1ee282a6/1bcb6ccaf7dd49e89c2e79e043317524/FLAG63482bc42 [2024-12-05 22:11:45,879 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/data/e1ee282a6/1bcb6ccaf7dd49e89c2e79e043317524 [2024-12-05 22:11:45,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:11:45,884 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:11:45,885 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:11:45,885 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:11:45,889 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:11:45,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:11:45" (1/1) ... [2024-12-05 22:11:45,891 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a3ab66e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:45, skipping insertion in model container [2024-12-05 22:11:45,891 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:11:45" (1/1) ... [2024-12-05 22:11:45,904 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:11:46,035 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_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound5.c[526,539] [2024-12-05 22:11:46,052 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:11:46,062 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:11:46,072 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_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/sv-benchmarks/c/nla-digbench-scaling/hard2_valuebound5.c[526,539] [2024-12-05 22:11:46,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:11:46,092 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:11:46,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46 WrapperNode [2024-12-05 22:11:46,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:11:46,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:11:46,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:11:46,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:11:46,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,105 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,120 INFO L138 Inliner]: procedures = 14, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 62 [2024-12-05 22:11:46,121 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:11:46,121 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:11:46,121 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:11:46,121 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:11:46,127 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,129 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,129 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,133 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,134 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,141 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:11:46,142 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:11:46,142 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:11:46,142 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:11:46,144 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,148 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:11:46,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:11:46,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:11:46,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:11:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:11:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:11:46,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:11:46,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:11:46,200 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-05 22:11:46,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-05 22:11:46,252 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:11:46,253 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:11:46,401 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-12-05 22:11:46,402 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:11:46,460 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:11:46,460 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-12-05 22:11:46,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:11:46 BoogieIcfgContainer [2024-12-05 22:11:46,460 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:11:46,461 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:11:46,461 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:11:46,469 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:11:46,470 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:11:46" (1/1) ... [2024-12-05 22:11:46,476 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:11:46,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:46,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 18 states and 28 transitions. [2024-12-05 22:11:46,522 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 28 transitions. [2024-12-05 22:11:46,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-05 22:11:46,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:46,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:46,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:46,761 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:11:46,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:46,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 21 states and 35 transitions. [2024-12-05 22:11:46,856 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2024-12-05 22:11:46,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:11:46,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:46,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:46,961 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:11:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:47,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 38 transitions. [2024-12-05 22:11:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2024-12-05 22:11:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-05 22:11:47,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:47,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:47,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:47,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:47,139 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 22:11:47,143 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:47,293 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-12-05 22:11:47,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 26 states and 44 transitions. [2024-12-05 22:11:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2024-12-05 22:11:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-05 22:11:47,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:47,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:47,644 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:11:47,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:47,701 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-05 22:11:47,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:47,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 28 states and 48 transitions. [2024-12-05 22:11:47,889 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 48 transitions. [2024-12-05 22:11:47,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-12-05 22:11:47,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:47,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:47,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-12-05 22:11:48,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:48,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 31 states and 55 transitions. [2024-12-05 22:11:48,300 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 55 transitions. [2024-12-05 22:11:48,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:11:48,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:48,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:48,354 INFO L256 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-12-05 22:11:48,356 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:48,476 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:11:49,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:49,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 35 states and 64 transitions. [2024-12-05 22:11:49,082 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 64 transitions. [2024-12-05 22:11:49,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:11:49,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:49,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:49,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:49,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:49,133 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-05 22:11:49,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:49,277 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-05 22:11:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:49,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 37 states and 69 transitions. [2024-12-05 22:11:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 69 transitions. [2024-12-05 22:11:49,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-12-05 22:11:49,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:49,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:49,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:49,802 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-12-05 22:11:50,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:50,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 40 states and 76 transitions. [2024-12-05 22:11:50,135 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 76 transitions. [2024-12-05 22:11:50,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:11:50,136 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:50,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:50,263 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-12-05 22:11:50,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:50,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 41 states and 77 transitions. [2024-12-05 22:11:50,550 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 77 transitions. [2024-12-05 22:11:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:11:50,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:50,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:50,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:50,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:11:50,589 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:50,643 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2024-12-05 22:11:50,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:50,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 41 states and 76 transitions. [2024-12-05 22:11:50,816 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 76 transitions. [2024-12-05 22:11:50,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 22:11:50,817 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:50,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:50,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:50,864 INFO L256 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 22:11:50,867 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:51,138 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 33 proven. 14 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2024-12-05 22:11:51,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:51,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 45 states and 85 transitions. [2024-12-05 22:11:51,899 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 85 transitions. [2024-12-05 22:11:51,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:11:51,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:51,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:51,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:51,948 INFO L256 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-12-05 22:11:51,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:52,232 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 16 proven. 5 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2024-12-05 22:11:52,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:52,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 49 states and 98 transitions. [2024-12-05 22:11:52,807 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 98 transitions. [2024-12-05 22:11:52,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 22:11:52,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:52,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:52,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:52,854 INFO L256 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-12-05 22:11:52,856 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:52,948 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 18 proven. 6 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-12-05 22:11:53,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:53,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 50 states and 102 transitions. [2024-12-05 22:11:53,122 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 102 transitions. [2024-12-05 22:11:53,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-05 22:11:53,123 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:53,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:53,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:53,166 INFO L256 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:11:53,167 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:53,225 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-12-05 22:11:53,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:53,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 50 states and 101 transitions. [2024-12-05 22:11:53,415 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 101 transitions. [2024-12-05 22:11:53,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 22:11:53,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:53,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:53,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:53,647 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 22:11:54,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:54,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 52 states and 104 transitions. [2024-12-05 22:11:54,117 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 104 transitions. [2024-12-05 22:11:54,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 22:11:54,118 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:54,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:54,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:54,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:54,188 INFO L256 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-12-05 22:11:54,190 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:54,579 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 19 proven. 35 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2024-12-05 22:11:55,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:55,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 55 states and 110 transitions. [2024-12-05 22:11:55,186 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 110 transitions. [2024-12-05 22:11:55,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-12-05 22:11:55,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:55,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:55,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:55,235 INFO L256 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-12-05 22:11:55,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:55,402 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 22 proven. 21 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-05 22:11:56,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:56,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 59 states and 119 transitions. [2024-12-05 22:11:56,411 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 119 transitions. [2024-12-05 22:11:56,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 22:11:56,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:56,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:56,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:56,765 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2024-12-05 22:11:57,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:57,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 59 states and 118 transitions. [2024-12-05 22:11:57,200 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 118 transitions. [2024-12-05 22:11:57,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 22:11:57,201 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:57,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:57,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:57,247 INFO L256 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 22:11:57,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:57,533 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 39 proven. 26 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-12-05 22:11:58,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:58,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 63 states and 132 transitions. [2024-12-05 22:11:58,428 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 132 transitions. [2024-12-05 22:11:58,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-05 22:11:58,429 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:58,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:58,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:58,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:58,487 INFO L256 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-12-05 22:11:58,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:58,619 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 23 proven. 48 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2024-12-05 22:11:58,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:58,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 64 states and 136 transitions. [2024-12-05 22:11:58,907 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 136 transitions. [2024-12-05 22:11:58,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-12-05 22:11:58,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:58,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:58,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:58,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:11:58,961 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:59,038 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2024-12-05 22:11:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:11:59,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 64 states and 135 transitions. [2024-12-05 22:11:59,314 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 135 transitions. [2024-12-05 22:11:59,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-12-05 22:11:59,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:11:59,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:11:59,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:11:59,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:11:59,378 INFO L256 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-12-05 22:11:59,381 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:11:59,738 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 26 proven. 17 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2024-12-05 22:12:00,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:00,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 67 states and 146 transitions. [2024-12-05 22:12:00,482 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 146 transitions. [2024-12-05 22:12:00,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-05 22:12:00,483 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:00,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:00,848 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 40 proven. 24 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-05 22:12:02,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:02,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 60 states and 125 transitions. [2024-12-05 22:12:02,245 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 125 transitions. [2024-12-05 22:12:02,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:12:02,247 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:02,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:02,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:02,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:02,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-12-05 22:12:02,318 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:02,449 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 28 proven. 19 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2024-12-05 22:12:02,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:02,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 61 states and 127 transitions. [2024-12-05 22:12:02,794 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 127 transitions. [2024-12-05 22:12:02,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:12:02,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:02,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:02,852 INFO L256 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 35 conjuncts are in the unsatisfiable core [2024-12-05 22:12:02,854 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:02,983 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 27 proven. 59 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-12-05 22:12:03,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:03,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 62 states and 129 transitions. [2024-12-05 22:12:03,305 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 129 transitions. [2024-12-05 22:12:03,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:12:03,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:03,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:03,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:03,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:03,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 39 conjuncts are in the unsatisfiable core [2024-12-05 22:12:03,359 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:03,734 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 27 proven. 65 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2024-12-05 22:12:05,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:05,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 66 states and 141 transitions. [2024-12-05 22:12:05,169 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 141 transitions. [2024-12-05 22:12:05,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 22:12:05,169 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:05,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:05,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:05,222 INFO L256 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-12-05 22:12:05,225 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 47 proven. 51 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2024-12-05 22:12:05,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:05,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 67 states and 144 transitions. [2024-12-05 22:12:05,850 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 144 transitions. [2024-12-05 22:12:05,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:12:05,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:05,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:05,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:05,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:05,934 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 22:12:05,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:06,710 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 82 proven. 47 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-12-05 22:12:08,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:08,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 77 states and 166 transitions. [2024-12-05 22:12:08,519 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 166 transitions. [2024-12-05 22:12:08,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:12:08,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:08,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:08,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:08,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:08,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 52 conjuncts are in the unsatisfiable core [2024-12-05 22:12:08,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:09,006 INFO L134 CoverageAnalysis]: Checked inductivity of 471 backedges. 82 proven. 47 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2024-12-05 22:12:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:09,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 78 states and 168 transitions. [2024-12-05 22:12:09,369 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 168 transitions. [2024-12-05 22:12:09,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-05 22:12:09,370 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:09,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:09,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:09,728 INFO L134 CoverageAnalysis]: Checked inductivity of 533 backedges. 32 proven. 21 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2024-12-05 22:12:10,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 78 states and 167 transitions. [2024-12-05 22:12:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 167 transitions. [2024-12-05 22:12:10,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-12-05 22:12:10,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:10,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:10,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:10,509 INFO L256 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-12-05 22:12:10,511 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:11,868 INFO L134 CoverageAnalysis]: Checked inductivity of 541 backedges. 31 proven. 75 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-05 22:12:13,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:13,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 84 states and 181 transitions. [2024-12-05 22:12:13,630 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 181 transitions. [2024-12-05 22:12:13,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 22:12:13,631 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:13,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:13,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:13,709 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-12-05 22:12:13,712 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:13,848 INFO L134 CoverageAnalysis]: Checked inductivity of 609 backedges. 34 proven. 31 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2024-12-05 22:12:14,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:14,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 85 states and 184 transitions. [2024-12-05 22:12:14,251 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 184 transitions. [2024-12-05 22:12:14,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 22:12:14,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:14,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:14,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:14,357 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-05 22:12:14,361 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:14,738 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 106 proven. 62 refuted. 0 times theorem prover too weak. 516 trivial. 0 not checked. [2024-12-05 22:12:16,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:16,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 88 states and 202 transitions. [2024-12-05 22:12:16,436 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 202 transitions. [2024-12-05 22:12:16,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-05 22:12:16,436 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:16,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:16,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:16,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:16,521 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 22:12:16,525 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:16,720 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 37 proven. 94 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-12-05 22:12:17,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 89 states and 204 transitions. [2024-12-05 22:12:17,203 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 204 transitions. [2024-12-05 22:12:17,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-05 22:12:17,204 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:17,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:17,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:17,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:17,294 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-12-05 22:12:17,298 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:17,467 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 37 proven. 94 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked. [2024-12-05 22:12:18,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:18,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 66 states and 115 transitions. [2024-12-05 22:12:18,148 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 115 transitions. [2024-12-05 22:12:18,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-05 22:12:18,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:18,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:18,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:18,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 54 conjuncts are in the unsatisfiable core [2024-12-05 22:12:18,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:19,936 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 146 proven. 44 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-12-05 22:12:22,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:22,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 68 states and 115 transitions. [2024-12-05 22:12:22,500 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 115 transitions. [2024-12-05 22:12:22,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-12-05 22:12:22,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:22,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:22,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:12:22,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:22,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 53 conjuncts are in the unsatisfiable core [2024-12-05 22:12:22,624 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:12:24,045 INFO L134 CoverageAnalysis]: Checked inductivity of 842 backedges. 146 proven. 44 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2024-12-05 22:12:24,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:24,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 65 states and 107 transitions. [2024-12-05 22:12:24,767 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 107 transitions. [2024-12-05 22:12:24,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-12-05 22:12:24,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:12:24,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:12:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:12:25,358 INFO L134 CoverageAnalysis]: Checked inductivity of 924 backedges. 42 proven. 42 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2024-12-05 22:12:26,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:12:26,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 60 states and 102 transitions. [2024-12-05 22:12:26,173 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 102 transitions. [2024-12-05 22:12:26,174 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-05 22:12:26,174 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2024-12-05 22:12:26,182 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-05 22:12:27,699 INFO L77 FloydHoareUtils]: At program point L52-2(lines 44 56) the Hoare annotation is: true [2024-12-05 22:12:27,699 INFO L77 FloydHoareUtils]: At program point L44-1(lines 44 56) the Hoare annotation is: (or (= |ULTIMATE.start_main_~B~0#1| |ULTIMATE.start_main_~d~0#1|) (let ((.cse0 (= |ULTIMATE.start_main_~d~0#1| 1)) (.cse1 (= |ULTIMATE.start_main_~r~0#1| 0))) (and (not (and .cse0 (or (and (= 2 |ULTIMATE.start_main_~A~0#1|) .cse1 (= 2 |ULTIMATE.start_main_~q~0#1|)) (and (= 3 |ULTIMATE.start_main_~A~0#1|) (= 3 |ULTIMATE.start_main_~q~0#1|) .cse1)))) (not (and (= |ULTIMATE.start_main_~q~0#1| 0) (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) (not (and .cse0 (<= 0 |ULTIMATE.start_main_~r~0#1|) (= |ULTIMATE.start_main_~q~0#1| 1) (= (+ |ULTIMATE.start_main_~r~0#1| 1) |ULTIMATE.start_main_~A~0#1|))) (not (and .cse0 (or (and .cse1 (= |ULTIMATE.start_main_~A~0#1| 4) (= |ULTIMATE.start_main_~q~0#1| 4)) (and (= 5 |ULTIMATE.start_main_~A~0#1|) .cse1 (= 5 |ULTIMATE.start_main_~q~0#1|)))))))) [2024-12-05 22:12:27,700 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: true [2024-12-05 22:12:27,700 INFO L77 FloydHoareUtils]: At program point L45(line 45) the Hoare annotation is: true [2024-12-05 22:12:27,700 INFO L77 FloydHoareUtils]: At program point L37(lines 34 42) the Hoare annotation is: (not (and (not (= (* |ULTIMATE.start_main_~B~0#1| |ULTIMATE.start_main_~p~0#1|) |ULTIMATE.start_main_~d~0#1|)) (= |ULTIMATE.start_main_~q~0#1| 0) (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) [2024-12-05 22:12:27,700 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-05 22:12:27,700 INFO L77 FloydHoareUtils]: At program point L58(line 58) the Hoare annotation is: true [2024-12-05 22:12:27,700 INFO L77 FloydHoareUtils]: At program point L46(lines 44 56) the Hoare annotation is: (or (not (= |ULTIMATE.start_main_~p~0#1| 1)) (= (* |ULTIMATE.start_main_~B~0#1| |ULTIMATE.start_main_~p~0#1|) |ULTIMATE.start_main_~d~0#1|) (let ((.cse0 (= |ULTIMATE.start_main_~d~0#1| 1)) (.cse1 (= |ULTIMATE.start_main_~r~0#1| 0))) (and (not (and .cse0 (or (and (= 2 |ULTIMATE.start_main_~A~0#1|) .cse1 (= 2 |ULTIMATE.start_main_~q~0#1|)) (and (= 3 |ULTIMATE.start_main_~A~0#1|) (= 3 |ULTIMATE.start_main_~q~0#1|) .cse1)))) (not (and (= |ULTIMATE.start_main_~q~0#1| 0) (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|))) (not (and .cse0 (<= 0 |ULTIMATE.start_main_~r~0#1|) (= |ULTIMATE.start_main_~q~0#1| 1) (= (+ |ULTIMATE.start_main_~r~0#1| 1) |ULTIMATE.start_main_~A~0#1|))) (not (and .cse0 (or (and .cse1 (= |ULTIMATE.start_main_~A~0#1| 4) (= |ULTIMATE.start_main_~q~0#1| 4)) (and (= 5 |ULTIMATE.start_main_~A~0#1|) .cse1 (= 5 |ULTIMATE.start_main_~q~0#1|)))))))) [2024-12-05 22:12:27,700 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-05 22:12:27,701 INFO L77 FloydHoareUtils]: At program point L34-2(lines 34 42) the Hoare annotation is: (let ((.cse2 (= |ULTIMATE.start_main_~d~0#1| 8)) (.cse0 (= |ULTIMATE.start_main_~p~0#1| 1)) (.cse1 (= 2 |ULTIMATE.start_main_~d~0#1|)) (.cse3 (= |ULTIMATE.start_main_~d~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~A~0#1| 5) (<= 0 |ULTIMATE.start_main_~A~0#1|)) (and (<= 1 |ULTIMATE.start_main_~r~0#1|) .cse1) (and .cse2 (<= 4 |ULTIMATE.start_main_~r~0#1|)) (not (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|)) (not (= |ULTIMATE.start_main_~q~0#1| 0)) (let ((.cse4 (= |ULTIMATE.start_main_~B~0#1| 1))) (and (not (and (= |ULTIMATE.start_main_~p~0#1| 4) .cse3 .cse4)) (not (and (= |ULTIMATE.start_main_~p~0#1| 8) .cse2 .cse4)) (not (and (= |ULTIMATE.start_main_~d~0#1| 1) .cse0 .cse4)) (not (and (= 2 |ULTIMATE.start_main_~p~0#1|) .cse4 .cse1)))) (and (<= 2 |ULTIMATE.start_main_~r~0#1|) .cse3))) [2024-12-05 22:12:27,701 INFO L77 FloydHoareUtils]: At program point L59(line 59) the Hoare annotation is: true [2024-12-05 22:12:27,701 INFO L77 FloydHoareUtils]: At program point L35(line 35) the Hoare annotation is: (or (= |ULTIMATE.start_main_~q~0#1| 0) (not (= |ULTIMATE.start_main_~A~0#1| |ULTIMATE.start_main_~r~0#1|)) (let ((.cse0 (= |ULTIMATE.start_main_~B~0#1| 1))) (and (not (and (= |ULTIMATE.start_main_~p~0#1| 4) (= |ULTIMATE.start_main_~d~0#1| 4) .cse0)) (not (and (= |ULTIMATE.start_main_~p~0#1| 8) (= |ULTIMATE.start_main_~d~0#1| 8) .cse0)) (not (and (= |ULTIMATE.start_main_~d~0#1| 1) (= |ULTIMATE.start_main_~p~0#1| 1) .cse0)) (not (and (= 2 |ULTIMATE.start_main_~p~0#1|) .cse0 (= 2 |ULTIMATE.start_main_~d~0#1|)))))) [2024-12-05 22:12:27,701 INFO L77 FloydHoareUtils]: At program point L16(lines 16 17) the Hoare annotation is: true [2024-12-05 22:12:27,701 INFO L77 FloydHoareUtils]: At program point L15(lines 15 18) the Hoare annotation is: (not (and (not (= __VERIFIER_assert_~cond 0)) (not (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)))) [2024-12-05 22:12:27,701 INFO L77 FloydHoareUtils]: At program point L15-2(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 22:12:27,701 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 14 20) the Hoare annotation is: (not (= |__VERIFIER_assert_#in~cond| 0)) [2024-12-05 22:12:27,701 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 14 20) the Hoare annotation is: true [2024-12-05 22:12:27,702 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 17) the Hoare annotation is: true [2024-12-05 22:12:27,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 05.12 10:12:27 ImpRootNode [2024-12-05 22:12:27,718 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-05 22:12:27,718 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-05 22:12:27,718 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-05 22:12:27,718 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-05 22:12:27,719 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:11:46" (3/4) ... [2024-12-05 22:12:27,721 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-05 22:12:27,723 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-05 22:12:27,727 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2024-12-05 22:12:27,727 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-05 22:12:27,728 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-05 22:12:27,728 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:12:27,728 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-05 22:12:27,793 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-05 22:12:27,793 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-05 22:12:27,793 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-05 22:12:27,794 INFO L158 Benchmark]: Toolchain (without parser) took 41910.17ms. Allocated memory was 117.4MB in the beginning and 394.3MB in the end (delta: 276.8MB). Free memory was 92.9MB in the beginning and 277.1MB in the end (delta: -184.2MB). Peak memory consumption was 92.4MB. Max. memory is 16.1GB. [2024-12-05 22:12:27,794 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:12:27,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 208.33ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.6MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:12:27,795 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.66ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:12:27,795 INFO L158 Benchmark]: Boogie Preprocessor took 20.42ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.4MB in the end (delta: 861.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:12:27,795 INFO L158 Benchmark]: RCFGBuilder took 318.20ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 65.6MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:12:27,796 INFO L158 Benchmark]: CodeCheck took 41256.94ms. Allocated memory was 117.4MB in the beginning and 394.3MB in the end (delta: 276.8MB). Free memory was 65.6MB in the beginning and 281.3MB in the end (delta: -215.7MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. [2024-12-05 22:12:27,796 INFO L158 Benchmark]: Witness Printer took 74.78ms. Allocated memory is still 394.3MB. Free memory was 281.3MB in the beginning and 277.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:12:27,798 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 18 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.7s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1890 SdHoareTripleChecker+Valid, 44.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 922 mSDsluCounter, 1903 SdHoareTripleChecker+Invalid, 38.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 758 mSDsCounter, 8617 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21317 IncrementalHoareTripleChecker+Invalid, 29934 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8617 mSolverCounterUnsat, 1145 mSDtfsCounter, 21317 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 20167 GetRequests, 19238 SyntacticMatches, 553 SemanticMatches, 376 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93787 ImplicationChecksByTransitivity, 26.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 12.5s InterpolantComputationTime, 2483 NumberOfCodeBlocks, 2483 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 2445 ConstructedInterpolants, 0 QuantifiedInterpolants, 9928 SizeOfPredicates, 53 NumberOfNonLiveVariables, 5244 ConjunctsInSsa, 852 ConjunctsInUnsatCore, 38 InterpolantComputations, 9 PerfectInterpolantSequences, 11684/12709 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 17]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: (((((((((p == 1) && (A <= 5)) && (0 <= A)) || ((1 <= r) && (2 == d))) || ((d == 8) && (4 <= r))) || (A != r)) || (q != 0)) || (((!(((p == 4) && (d == 4)) && (B == 1)) && !(((p == 8) && (d == 8)) && (B == 1))) && !(((d == 1) && (p == 1)) && (B == 1))) && !(((2 == p) && (B == 1)) && (2 == d)))) || ((2 <= r) && (d == 4))) - ProcedureContractResult [Line: 14]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (cond != 0) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 208.33ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.6MB in the end (delta: 11.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.66ms. Allocated memory is still 117.4MB. Free memory was 81.3MB in the beginning and 80.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.42ms. Allocated memory is still 117.4MB. Free memory was 80.3MB in the beginning and 79.4MB in the end (delta: 861.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 318.20ms. Allocated memory is still 117.4MB. Free memory was 79.4MB in the beginning and 65.6MB in the end (delta: 13.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 41256.94ms. Allocated memory was 117.4MB in the beginning and 394.3MB in the end (delta: 276.8MB). Free memory was 65.6MB in the beginning and 281.3MB in the end (delta: -215.7MB). Peak memory consumption was 67.3MB. Max. memory is 16.1GB. * Witness Printer took 74.78ms. Allocated memory is still 394.3MB. Free memory was 281.3MB in the beginning and 277.1MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-05 22:12:27,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d9d7d2de-ddbd-444a-aa8c-43a1632301e6/bin/ukojak-verify-CZk0znPC7b/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 Writing output log to file Ultimate.log Result: TRUE