./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench/egcd2-ll.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench/egcd2-ll.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ed6536c9cb0e4b2be9a327fc4a25c6bfba6e98b1dfb78e314dd25bca8cbdb087 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:23:29,244 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:23:29,328 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:23:29,335 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:23:29,335 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:23:29,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:23:29,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:23:29,371 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:23:29,372 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:23:29,372 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:23:29,373 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:23:29,373 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:23:29,376 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:23:29,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:23:29,380 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:23:29,381 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:23:29,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:23:29,381 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:23:29,382 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:23:29,382 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:23:29,382 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:23:29,383 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:23:29,383 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:23:29,383 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:23:29,384 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:23:29,384 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:23:29,384 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:23:29,385 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:23:29,385 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:23:29,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:29,386 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:23:29,386 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:23:29,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:23:29,387 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:23:29,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:23:29,387 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ed6536c9cb0e4b2be9a327fc4a25c6bfba6e98b1dfb78e314dd25bca8cbdb087 [2024-11-09 00:23:29,675 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:23:29,707 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:23:29,710 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:23:29,712 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:23:29,712 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:23:29,714 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench/egcd2-ll.c Unable to find full path for "g++" [2024-11-09 00:23:31,676 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:23:31,868 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:23:31,869 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/sv-benchmarks/c/nla-digbench/egcd2-ll.c [2024-11-09 00:23:31,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/data/906467033/2ed01452b21a4b518e80923cc5a7dda3/FLAG4e19b6095 [2024-11-09 00:23:32,261 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/data/906467033/2ed01452b21a4b518e80923cc5a7dda3 [2024-11-09 00:23:32,263 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:23:32,265 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:23:32,266 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:32,267 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:23:32,272 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:23:32,273 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,274 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@319435da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32, skipping insertion in model container [2024-11-09 00:23:32,275 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,298 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:23:32,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:32,516 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:23:32,552 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:23:32,569 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:23:32,569 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32 WrapperNode [2024-11-09 00:23:32,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:23:32,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:32,571 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:23:32,571 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:23:32,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,586 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,613 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 145 [2024-11-09 00:23:32,614 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:23:32,614 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:23:32,615 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:23:32,615 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:23:32,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,625 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,627 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,639 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,641 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:23:32,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:23:32,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:23:32,650 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:23:32,651 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:23:32" (1/1) ... [2024-11-09 00:23:32,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:23:32,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:23:32,697 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:23:32,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2a4436d-ba6a-44da-afac-a4484475f0e1/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:23:32,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:23:32,741 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:23:32,741 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:23:32,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:23:32,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:23:32,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:23:32,743 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:23:32,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:23:32,827 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:23:32,830 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:23:33,911 INFO L? ?]: Removed 196 outVars from TransFormulas that were not future-live. [2024-11-09 00:23:33,911 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:23:33,990 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:23:33,990 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:23:33,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:33 BoogieIcfgContainer [2024-11-09 00:23:33,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:23:33,992 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:23:33,992 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:23:34,001 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:23:34,002 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:23:33" (1/1) ... [2024-11-09 00:23:34,009 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:23:34,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:34,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 151 states and 162 transitions. [2024-11-09 00:23:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 162 transitions. [2024-11-09 00:23:34,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-09 00:23:34,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:34,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:34,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:34,236 INFO L255 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:23:34,242 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:34,404 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:23:34,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:34,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 150 states and 161 transitions. [2024-11-09 00:23:34,563 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 161 transitions. [2024-11-09 00:23:34,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:23:34,563 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:34,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:34,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:34,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:23:34,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:34,695 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:23:35,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:35,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 149 states and 160 transitions. [2024-11-09 00:23:35,019 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 160 transitions. [2024-11-09 00:23:35,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:23:35,019 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:35,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:35,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:23:35,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:35,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 148 states and 159 transitions. [2024-11-09 00:23:35,090 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 159 transitions. [2024-11-09 00:23:35,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-09 00:23:35,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:35,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:35,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:35,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:35,127 INFO L255 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:23:35,128 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:35,193 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-09 00:23:35,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:35,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 147 states and 158 transitions. [2024-11-09 00:23:35,250 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 158 transitions. [2024-11-09 00:23:35,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:23:35,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:35,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:35,320 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:35,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:35,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 147 states and 157 transitions. [2024-11-09 00:23:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 157 transitions. [2024-11-09 00:23:35,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:23:35,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:35,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:35,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:35,533 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:23:35,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:35,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 149 states and 160 transitions. [2024-11-09 00:23:35,994 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 160 transitions. [2024-11-09 00:23:35,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-09 00:23:35,994 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:35,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:36,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:36,062 INFO L255 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:23:36,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:36,100 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:36,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:36,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 151 states and 162 transitions. [2024-11-09 00:23:36,156 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 162 transitions. [2024-11-09 00:23:36,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:23:36,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:36,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:36,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:36,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:36,215 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:23:36,216 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:36,226 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:36,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:36,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 152 states and 163 transitions. [2024-11-09 00:23:36,251 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 163 transitions. [2024-11-09 00:23:36,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:23:36,251 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:36,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:36,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:36,583 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-09 00:23:37,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:37,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 158 states and 174 transitions. [2024-11-09 00:23:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 174 transitions. [2024-11-09 00:23:37,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:23:37,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:37,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:37,715 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:23:37,717 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:39,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:39,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 165 states and 185 transitions. [2024-11-09 00:23:39,241 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 185 transitions. [2024-11-09 00:23:39,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:23:39,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:39,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:39,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:39,277 INFO L255 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:23:39,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:39,352 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:40,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:40,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 174 states and 201 transitions. [2024-11-09 00:23:40,814 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 201 transitions. [2024-11-09 00:23:40,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:23:40,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:40,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:40,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:40,863 INFO L255 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:23:40,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:40,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:40,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 175 states and 202 transitions. [2024-11-09 00:23:40,930 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 202 transitions. [2024-11-09 00:23:40,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:23:40,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:40,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:40,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:40,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:40,962 INFO L255 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:23:40,964 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:41,155 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:43,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:43,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 186 states and 221 transitions. [2024-11-09 00:23:43,424 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 221 transitions. [2024-11-09 00:23:43,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-09 00:23:43,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:43,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:43,475 INFO L255 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:23:43,476 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:43,636 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:45,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:45,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 198 states and 242 transitions. [2024-11-09 00:23:45,297 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 242 transitions. [2024-11-09 00:23:45,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-09 00:23:45,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:45,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:45,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:45,346 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:23:45,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:45,505 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:45,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:45,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 201 states and 247 transitions. [2024-11-09 00:23:45,980 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 247 transitions. [2024-11-09 00:23:45,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:23:45,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:45,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:45,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:46,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:46,024 INFO L255 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:23:46,026 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-09 00:23:48,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:48,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 202 states and 248 transitions. [2024-11-09 00:23:48,194 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 248 transitions. [2024-11-09 00:23:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-09 00:23:48,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:48,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:48,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:48,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:48,229 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:23:48,231 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:48,368 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:23:51,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:51,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 218 states and 275 transitions. [2024-11-09 00:23:51,955 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 275 transitions. [2024-11-09 00:23:51,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:23:51,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:51,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:51,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:52,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:52,010 INFO L255 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:23:52,011 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:52,058 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:23:52,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:52,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 219 states and 276 transitions. [2024-11-09 00:23:52,109 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 276 transitions. [2024-11-09 00:23:52,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:23:52,110 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:52,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:52,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:52,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:52,159 INFO L255 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:23:52,160 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:52,534 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:23:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:23:58,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 237 states and 306 transitions. [2024-11-09 00:23:58,022 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 306 transitions. [2024-11-09 00:23:58,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-09 00:23:58,023 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:23:58,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:23:58,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:23:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:23:58,087 INFO L255 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:23:58,088 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:23:58,311 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:24:02,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:02,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 438 states to 256 states and 338 transitions. [2024-11-09 00:24:02,913 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 338 transitions. [2024-11-09 00:24:02,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-09 00:24:02,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:02,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:03,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:24:03,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:24:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:03,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 259 states and 343 transitions. [2024-11-09 00:24:03,999 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 343 transitions. [2024-11-09 00:24:04,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-09 00:24:04,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:04,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:04,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:04,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:24:04,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:04,780 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:24:06,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:06,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 260 states and 344 transitions. [2024-11-09 00:24:06,946 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 344 transitions. [2024-11-09 00:24:06,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-09 00:24:06,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:06,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:06,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:06,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:06,992 INFO L255 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:24:06,994 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:07,039 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:24:07,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:07,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 262 states and 347 transitions. [2024-11-09 00:24:07,123 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 347 transitions. [2024-11-09 00:24:07,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-09 00:24:07,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:07,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:07,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:07,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:07,167 INFO L255 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:24:07,169 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:07,212 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:24:07,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:07,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 263 states and 348 transitions. [2024-11-09 00:24:07,241 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 348 transitions. [2024-11-09 00:24:07,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-09 00:24:07,242 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:07,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:07,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:07,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:07,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:24:07,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:24:07,891 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:24:17,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:24:17,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 288 states and 388 transitions. [2024-11-09 00:24:17,704 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 388 transitions. [2024-11-09 00:24:17,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-09 00:24:17,704 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:24:17,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:24:17,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-09 00:24:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:24:17,772 INFO L255 TraceCheckSpWp]: Trace formula consists of 118 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:24:17,773 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:25:02,541 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-09 00:30:02,076 WARN L286 SmtUtils]: Spent 2.35m on a formula simplification. DAG size of input: 37 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:30:18,746 WARN L873 $PredicateComparison]: unable to prove that (not (and (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) (= |c_ULTIMATE.start_main_~s~0#1| 1) (<= |c_ULTIMATE.start_main_~a~0#1| 2147483647) (not (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807))))) (<= 1 |c_ULTIMATE.start_main_~b~0#1|) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~a~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from true [2024-11-09 00:30:21,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [0] [2024-11-09 00:34:16,597 WARN L286 SmtUtils]: Spent 1.92m on a formula simplification. DAG size of input: 37 DAG size of output: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:34:24,547 WARN L873 $PredicateComparison]: unable to prove that (not (and (= |c_ULTIMATE.start_main_~k~0#1| 0) (<= |c_ULTIMATE.start_main_~x~0#1| 2147483647) (<= 0 (+ |c_ULTIMATE.start_main_~x~0#1| 2147483648)) (= |c_ULTIMATE.start_main_~p~0#1| 1) (= |c_ULTIMATE.start_main_~s~0#1| 1) (<= |c_ULTIMATE.start_main_~c~0#1| 2147483647) (not (exists ((|ULTIMATE.start_main_~y~0#1| Int)) (let ((.cse0 (* |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_main_~y~0#1|))) (and (<= |c_ULTIMATE.start_main_~yy~0#1| .cse0) (<= .cse0 9223372036854775807))))) (= 0 |c_ULTIMATE.start_main_~q~0#1|) (= |c_ULTIMATE.start_main_~r~0#1| 0) (<= 0 (+ |c_ULTIMATE.start_main_~y~0#1| 2147483648)) (<= 1 |c_ULTIMATE.start_main_~c~0#1|) (<= |c_ULTIMATE.start_main_~y~0#1| 2147483647))) is different from true [2024-11-09 00:38:23,441 WARN L286 SmtUtils]: Spent 2.08m on a formula simplification. DAG size of input: 40 DAG size of output: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 00:38:36,565 WARN L286 SmtUtils]: Spent 9.66s on a formula simplification that was a NOOP. DAG size: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)