./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm --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 e66935135411fbf96808f67125d08daf2aa12325c87064d554338ba4e7860b02 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:41:34,836 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:41:34,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:41:34,967 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:41:34,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:41:34,995 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:41:34,996 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:41:34,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:41:34,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:41:34,997 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:41:34,997 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:41:34,997 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:41:34,998 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:41:34,998 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:41:34,998 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:41:34,998 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:41:34,998 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:41:34,998 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:41:34,999 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:41:34,999 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:41:34,999 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:41:34,999 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:41:34,999 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:41:35,000 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:41:35,000 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:41:35,000 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:41:35,000 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:41:35,000 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:41:35,001 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:41:35,001 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:41:35,001 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:41:35,001 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:41:35,001 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:41:35,001 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_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm 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 -> e66935135411fbf96808f67125d08daf2aa12325c87064d554338ba4e7860b02 [2024-11-13 22:41:35,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:41:35,371 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:41:35,374 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:41:35,378 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:41:35,378 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:41:35,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c Unable to find full path for "g++" [2024-11-13 22:41:37,729 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:41:38,107 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:41:38,108 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c [2024-11-13 22:41:38,119 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/data/b17fefbd0/0ca06dea315946c5a7e92b52a6713cd6/FLAG83fabc964 [2024-11-13 22:41:38,147 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/data/b17fefbd0/0ca06dea315946c5a7e92b52a6713cd6 [2024-11-13 22:41:38,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:41:38,153 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:41:38,155 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:41:38,155 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:41:38,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:41:38,167 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,169 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a695d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38, skipping insertion in model container [2024-11-13 22:41:38,169 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,194 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:41:38,407 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_9380f8fe-466c-40cb-b583-008f5eb84cb7/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c[458,471] [2024-11-13 22:41:38,431 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:41:38,448 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:41:38,466 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_9380f8fe-466c-40cb-b583-008f5eb84cb7/sv-benchmarks/c/nla-digbench-scaling/ps5-ll_unwindbound5.c[458,471] [2024-11-13 22:41:38,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:41:38,497 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:41:38,498 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38 WrapperNode [2024-11-13 22:41:38,498 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:41:38,499 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:41:38,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:41:38,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:41:38,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,516 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,537 INFO L138 Inliner]: procedures = 14, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 42 [2024-11-13 22:41:38,537 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:41:38,538 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:41:38,538 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:41:38,538 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:41:38,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,554 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,558 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,559 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,559 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,561 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:41:38,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:41:38,562 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:41:38,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:41:38,564 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:41:38" (1/1) ... [2024-11-13 22:41:38,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:41:38,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:41:38,610 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:41:38,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:41:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:41:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:41:38,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:41:38,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:41:38,656 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 22:41:38,656 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 22:41:38,737 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:41:38,740 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:41:38,991 INFO L? ?]: Removed 7 outVars from TransFormulas that were not future-live. [2024-11-13 22:41:38,993 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:41:39,055 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:41:39,056 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:41:39,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:39 BoogieIcfgContainer [2024-11-13 22:41:39,056 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:41:39,058 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:41:39,058 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:41:39,072 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:41:39,072 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:39" (1/1) ... [2024-11-13 22:41:39,082 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:41:39,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:39,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 15 states and 20 transitions. [2024-11-13 22:41:39,149 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 20 transitions. [2024-11-13 22:41:39,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:41:39,152 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:39,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:39,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:41:39,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:39,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 15 states and 18 transitions. [2024-11-13 22:41:39,372 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 18 transitions. [2024-11-13 22:41:39,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:41:39,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:39,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:39,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:39,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:41:39,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:39,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 17 states and 21 transitions. [2024-11-13 22:41:39,577 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 21 transitions. [2024-11-13 22:41:39,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:41:39,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:39,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:41:39,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:39,658 INFO L255 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:41:39,665 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:39,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:41:40,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:40,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2024-11-13 22:41:40,330 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2024-11-13 22:41:40,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:41:40,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:40,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:40,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:40,770 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:41:41,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:41,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 23 states and 32 transitions. [2024-11-13 22:41:41,436 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 32 transitions. [2024-11-13 22:41:41,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:41:41,437 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:41,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:41,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:41,674 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:41:42,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:42,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 27 states and 42 transitions. [2024-11-13 22:41:42,628 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2024-11-13 22:41:42,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:41:42,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:42,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:42,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:41:42,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:42,704 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:41:42,706 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:42,979 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:41:44,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:44,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 31 states and 52 transitions. [2024-11-13 22:41:44,087 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 52 transitions. [2024-11-13 22:41:44,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:41:44,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:44,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:44,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:41:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:44,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 22:41:44,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:44,244 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:41:48,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.97s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:41:48,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:48,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2024-11-13 22:41:48,755 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-13 22:41:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:41:48,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:48,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:41:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:48,808 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:41:48,810 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:48,902 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:41:49,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:49,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 35 states and 59 transitions. [2024-11-13 22:41:49,201 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2024-11-13 22:41:49,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:41:49,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:49,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:41:49,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:49,284 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 22:41:49,287 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:49,449 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:41:50,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:50,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 39 states and 69 transitions. [2024-11-13 22:41:50,741 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 69 transitions. [2024-11-13 22:41:50,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:41:50,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:50,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:41:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:50,823 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:41:50,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:50,913 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:41:55,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.81s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:41:55,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:55,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 41 states and 70 transitions. [2024-11-13 22:41:55,405 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 70 transitions. [2024-11-13 22:41:55,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:41:55,406 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:55,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:55,623 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:41:56,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:56,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 45 states and 87 transitions. [2024-11-13 22:41:56,988 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 87 transitions. [2024-11-13 22:41:56,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:41:56,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:56,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:41:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:57,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:41:57,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:57,140 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:41:58,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:58,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 48 states and 90 transitions. [2024-11-13 22:41:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 90 transitions. [2024-11-13 22:41:58,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:41:58,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:58,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:58,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:58,382 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:41:58,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:41:58,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 48 states and 89 transitions. [2024-11-13 22:41:58,700 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 89 transitions. [2024-11-13 22:41:58,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:41:58,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:41:58,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:41:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:41:58,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:41:58,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:41:58,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:41:59,145 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:02,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:02,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 58 states and 120 transitions. [2024-11-13 22:42:02,824 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 120 transitions. [2024-11-13 22:42:02,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:42:02,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:02,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:02,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:02,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:02,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:42:02,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:02,966 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:04,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:04,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 61 states and 124 transitions. [2024-11-13 22:42:04,160 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 124 transitions. [2024-11-13 22:42:04,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:04,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:04,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:04,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:04,528 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:06,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:06,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 65 states and 146 transitions. [2024-11-13 22:42:06,089 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 146 transitions. [2024-11-13 22:42:06,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:06,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:06,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:06,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:06,237 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:42:06,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:06,483 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:08,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:08,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 69 states and 159 transitions. [2024-11-13 22:42:08,193 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 159 transitions. [2024-11-13 22:42:08,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:08,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:08,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:08,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:08,289 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:08,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:08,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 69 states and 158 transitions. [2024-11-13 22:42:08,720 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 158 transitions. [2024-11-13 22:42:08,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:08,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:08,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:08,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:09,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:09,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:42:09,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:09,112 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:10,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:10,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 72 states and 161 transitions. [2024-11-13 22:42:10,401 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 161 transitions. [2024-11-13 22:42:10,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:10,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:10,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:10,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:10,571 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:42:10,572 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:10,670 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:15,551 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:42:16,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:16,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 75 states and 165 transitions. [2024-11-13 22:42:16,046 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 165 transitions. [2024-11-13 22:42:16,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:16,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:16,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:16,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:16,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:16,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:42:16,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:16,338 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:17,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:17,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 77 states and 166 transitions. [2024-11-13 22:42:17,345 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 166 transitions. [2024-11-13 22:42:17,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:42:17,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:17,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:17,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:17,450 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:17,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:17,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 77 states and 165 transitions. [2024-11-13 22:42:17,878 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 165 transitions. [2024-11-13 22:42:17,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:42:17,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:17,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:17,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:17,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:17,931 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-13 22:42:17,933 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:18,589 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 7 proven. 22 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:42:23,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:23,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 87 states and 198 transitions. [2024-11-13 22:42:23,820 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 198 transitions. [2024-11-13 22:42:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:42:23,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:23,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:23,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:23,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 22:42:23,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:42:26,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:26,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 92 states and 204 transitions. [2024-11-13 22:42:26,615 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 204 transitions. [2024-11-13 22:42:26,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-13 22:42:26,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:26,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:26,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:26,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:26,676 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-13 22:42:26,677 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:26,752 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:42:28,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:28,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 96 states and 209 transitions. [2024-11-13 22:42:28,326 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 209 transitions. [2024-11-13 22:42:28,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:28,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:28,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:28,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:29,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:29,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 22:42:29,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:29,906 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:42:32,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:32,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 100 states and 222 transitions. [2024-11-13 22:42:32,171 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 222 transitions. [2024-11-13 22:42:32,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:32,172 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:32,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:32,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:32,558 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:42:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:34,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 104 states and 239 transitions. [2024-11-13 22:42:34,519 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 239 transitions. [2024-11-13 22:42:34,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:34,520 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:34,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:35,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:35,182 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:42:35,183 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:35,585 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:42:37,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:37,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 107 states and 243 transitions. [2024-11-13 22:42:37,684 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 243 transitions. [2024-11-13 22:42:37,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:37,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:37,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:37,774 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:42:38,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:38,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 107 states and 242 transitions. [2024-11-13 22:42:38,210 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 242 transitions. [2024-11-13 22:42:38,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:38,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:38,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:38,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:38,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:42:38,686 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:38,753 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 12 proven. 44 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-13 22:42:40,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:40,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 110 states and 245 transitions. [2024-11-13 22:42:40,415 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 245 transitions. [2024-11-13 22:42:40,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:40,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:40,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:40,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:40,900 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:42:40,901 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:40,955 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:42:42,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:42,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 113 states and 248 transitions. [2024-11-13 22:42:42,403 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 248 transitions. [2024-11-13 22:42:42,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:42,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:42,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:42,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:43,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:43,332 INFO L255 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:42:43,333 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:43,385 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 37 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:42:46,779 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.90s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-13 22:42:47,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:47,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 115 states and 249 transitions. [2024-11-13 22:42:47,308 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 249 transitions. [2024-11-13 22:42:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:47,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:47,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:47,386 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:42:47,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:47,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 115 states and 248 transitions. [2024-11-13 22:42:47,903 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 248 transitions. [2024-11-13 22:42:47,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 22:42:47,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:47,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:47,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:48,048 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 32 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2024-11-13 22:42:48,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:48,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 115 states and 247 transitions. [2024-11-13 22:42:48,507 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 247 transitions. [2024-11-13 22:42:48,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:42:48,508 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:48,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:48,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:48,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:48,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:42:48,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:49,218 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 22:42:55,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:55,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 125 states and 283 transitions. [2024-11-13 22:42:55,312 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 283 transitions. [2024-11-13 22:42:55,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:42:55,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:55,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:55,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:55,368 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:42:55,370 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:55,460 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 22:42:58,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:42:58,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 131 states and 290 transitions. [2024-11-13 22:42:58,373 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 290 transitions. [2024-11-13 22:42:58,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:42:58,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:42:58,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:42:58,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:42:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:42:58,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:42:58,425 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:42:58,526 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 22:43:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:00,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 136 states and 295 transitions. [2024-11-13 22:43:00,716 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 295 transitions. [2024-11-13 22:43:00,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:43:00,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:00,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:00,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:43:00,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:00,770 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:43:00,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:00,871 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 9 proven. 37 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 22:43:02,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:02,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 137 states and 297 transitions. [2024-11-13 22:43:02,018 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 297 transitions. [2024-11-13 22:43:02,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:43:02,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:02,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:02,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:43:02,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:02,105 INFO L255 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:43:02,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:02,200 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 10 proven. 24 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 22:43:03,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:03,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 140 states and 300 transitions. [2024-11-13 22:43:03,655 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 300 transitions. [2024-11-13 22:43:03,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:43:03,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:03,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:03,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:04,504 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 60 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 22:43:09,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:09,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 148 states and 330 transitions. [2024-11-13 22:43:09,192 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 330 transitions. [2024-11-13 22:43:09,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:43:09,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:09,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:43:11,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:11,966 INFO L255 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:43:11,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:12,395 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 21 proven. 51 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-11-13 22:43:14,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:14,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 151 states and 334 transitions. [2024-11-13 22:43:14,444 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 334 transitions. [2024-11-13 22:43:14,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:43:14,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:14,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:14,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:15,034 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 60 proven. 5 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 22:43:16,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:16,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 43 states and 61 transitions. [2024-11-13 22:43:16,259 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2024-11-13 22:43:16,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 22:43:16,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:16,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:16,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:43:16,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:43:16,385 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 22:43:16,387 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:43:17,125 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 12 proven. 40 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2024-11-13 22:43:23,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:43:23,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 45 states and 65 transitions. [2024-11-13 22:43:23,793 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 65 transitions. [2024-11-13 22:43:23,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 22:43:23,794 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:43:23,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:43:23,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:43:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:43:23,879 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:43:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:43:23,999 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 44 iterations. [2024-11-13 22:43:24,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:43:24 ImpRootNode [2024-11-13 22:43:24,042 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:43:24,043 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:43:24,043 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:43:24,043 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:43:24,044 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:41:39" (3/4) ... [2024-11-13 22:43:24,045 INFO L136 WitnessPrinter]: Generating witness for reachability counterexample [2024-11-13 22:43:24,112 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:43:24,112 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:43:24,114 INFO L158 Benchmark]: Toolchain (without parser) took 105960.88ms. Allocated memory was 117.4MB in the beginning and 578.8MB in the end (delta: 461.4MB). Free memory was 93.0MB in the beginning and 395.9MB in the end (delta: -302.8MB). Peak memory consumption was 157.6MB. Max. memory is 16.1GB. [2024-11-13 22:43:24,114 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:24,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.81ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:43:24,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.86ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:24,116 INFO L158 Benchmark]: Boogie Preprocessor took 23.29ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.7MB in the end (delta: 439.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:24,116 INFO L158 Benchmark]: RCFGBuilder took 494.62ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 67.8MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:43:24,117 INFO L158 Benchmark]: CodeCheck took 104984.53ms. Allocated memory was 117.4MB in the beginning and 578.8MB in the end (delta: 461.4MB). Free memory was 67.8MB in the beginning and 395.9MB in the end (delta: -328.1MB). Peak memory consumption was 132.4MB. Max. memory is 16.1GB. [2024-11-13 22:43:24,118 INFO L158 Benchmark]: Witness Printer took 69.59ms. Allocated memory is still 578.8MB. Free memory was 395.9MB in the beginning and 395.9MB in the end (delta: 62.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:43:24,120 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, 15 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 104.9s, OverallIterations: 44, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5140 SdHoareTripleChecker+Valid, 465.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3999 mSDsluCounter, 1870 SdHoareTripleChecker+Invalid, 457.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1030 mSDsCounter, 7719 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 26141 IncrementalHoareTripleChecker+Invalid, 33860 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7719 mSolverCounterUnsat, 840 mSDtfsCounter, 26141 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14656 GetRequests, 13585 SyntacticMatches, 435 SemanticMatches, 636 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214499 ImplicationChecksByTransitivity, 72.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 7.2s SatisfiabilityAnalysisTime, 10.3s InterpolantComputationTime, 1386 NumberOfCodeBlocks, 1386 NumberOfCodeBlocksAsserted, 44 NumberOfCheckSat, 1291 ConstructedInterpolants, 0 QuantifiedInterpolants, 4210 SizeOfPredicates, 32 NumberOfNonLiveVariables, 3028 ConjunctsInSsa, 528 ConjunctsInUnsatCore, 43 InterpolantComputations, 4 PerfectInterpolantSequences, 1120/1938 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 - CounterExampleResult [Line: 12]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L17] int counter = 0; [L19] short k; [L20] long long y, x, c; [L21] k = __VERIFIER_nondet_short() [L22] CALL assume_abort_if_not(k <= 256) [L7] COND FALSE !(!cond) [L22] RET assume_abort_if_not(k <= 256) [L24] y = 0 [L25] x = 0 [L26] c = 0 VAL [c=0, counter=0, k=6, x=0, y=0] [L28] EXPR counter++ VAL [c=0, counter=1, k=6, x=0, y=0] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [\old(cond)=1, counter=1] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=1] [L29] RET __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [c=0, counter=1, k=6, x=0, y=0] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y + x VAL [c=1, counter=1, k=6, x=1, y=1] [L28] EXPR counter++ VAL [c=1, counter=2, k=6, x=1, y=1] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [\old(cond)=1, counter=2] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=2] [L29] RET __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [c=1, counter=2, k=6, x=1, y=1] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y + x VAL [c=2, counter=2, k=6, x=17, y=2] [L28] EXPR counter++ VAL [c=2, counter=3, k=6, x=17, y=2] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [\old(cond)=1, counter=3] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=3] [L29] RET __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [c=2, counter=3, k=6, x=17, y=2] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y + x VAL [c=3, counter=3, k=6, x=98, y=3] [L28] EXPR counter++ VAL [c=3, counter=4, k=6, x=98, y=3] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [\old(cond)=1, counter=4] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=4] [L29] RET __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [c=3, counter=4, k=6, x=98, y=3] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y + x VAL [c=4, counter=4, k=6, x=354, y=4] [L28] EXPR counter++ VAL [c=4, counter=5, k=6, x=354, y=4] [L28] COND TRUE counter++<5 [L29] CALL __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [\old(cond)=1, counter=5] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=5] [L29] RET __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [c=4, counter=5, k=6, x=354, y=4] [L31] COND FALSE !(!(c < k)) [L34] c = c + 1 [L35] y = y + 1 [L36] x = y * y * y * y + x VAL [c=5, counter=5, k=6, x=979, y=5] [L28] EXPR counter++ VAL [c=5, counter=6, k=6, x=979, y=5] [L28] COND FALSE !(counter++<5) [L39] CALL __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [\old(cond)=1, counter=6] [L10] COND FALSE !(!(cond)) VAL [\old(cond)=1, counter=6] [L39] RET __VERIFIER_assert(6*y*y*y*y*y + 15*y*y*y*y + 10*y*y*y - 30*x - y == 0) VAL [c=5, counter=6, k=6, x=979, y=5] [L40] CALL __VERIFIER_assert(k*y == y*y) VAL [\old(cond)=0, counter=6] [L10] COND TRUE !(cond) VAL [\old(cond)=0, counter=6] [L12] reach_error() VAL [\old(cond)=0, counter=6] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 41.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.81ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.5MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.86ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 80.2MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 23.29ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.7MB in the end (delta: 439.8kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 494.62ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 67.8MB in the end (delta: 11.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 104984.53ms. Allocated memory was 117.4MB in the beginning and 578.8MB in the end (delta: 461.4MB). Free memory was 67.8MB in the beginning and 395.9MB in the end (delta: -328.1MB). Peak memory consumption was 132.4MB. Max. memory is 16.1GB. * Witness Printer took 69.59ms. Allocated memory is still 578.8MB. Free memory was 395.9MB in the beginning and 395.9MB in the end (delta: 62.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-11-13 22:43:24,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9380f8fe-466c-40cb-b583-008f5eb84cb7/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE