./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll2_valuebound20.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll2_valuebound20.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3 --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 8266a4ea95b9e4223f8b08ac8ccf14874ced037158e20412a04b64da93889ae0 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:02:14,987 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:02:15,116 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 02:02:15,124 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:02:15,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:02:15,163 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:02:15,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:02:15,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:02:15,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:02:15,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:02:15,165 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:02:15,165 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:02:15,165 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:02:15,166 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:02:15,167 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:02:15,167 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:02:15,167 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:02:15,167 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:02:15,167 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:02:15,167 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:02:15,167 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:02:15,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:02:15,168 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:02:15,168 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:02:15,168 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:02:15,168 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:02:15,168 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:02:15,168 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_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3 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 -> 8266a4ea95b9e4223f8b08ac8ccf14874ced037158e20412a04b64da93889ae0 [2024-11-25 02:02:15,531 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:02:15,545 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:02:15,550 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:02:15,552 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:02:15,553 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:02:15,554 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/geo1-ll2_valuebound20.c [2024-11-25 02:02:19,203 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/data/a8b98cdd7/90e5966dadd7443a949c92fc1108e9b1/FLAG2865a1de2 [2024-11-25 02:02:19,615 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:02:19,616 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/sv-benchmarks/c/nla-digbench-scaling/geo1-ll2_valuebound20.c [2024-11-25 02:02:19,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/data/a8b98cdd7/90e5966dadd7443a949c92fc1108e9b1/FLAG2865a1de2 [2024-11-25 02:02:19,644 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/data/a8b98cdd7/90e5966dadd7443a949c92fc1108e9b1 [2024-11-25 02:02:19,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:02:19,649 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:02:19,651 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:02:19,651 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:02:19,657 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:02:19,658 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,659 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@104209c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19, skipping insertion in model container [2024-11-25 02:02:19,660 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,679 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:02:19,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:02:19,885 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:02:19,915 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:02:19,942 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:02:19,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19 WrapperNode [2024-11-25 02:02:19,943 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:02:19,944 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:02:19,944 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:02:19,944 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:02:19,952 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,978 INFO L138 Inliner]: procedures = 14, calls = 14, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 72 [2024-11-25 02:02:19,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:02:19,979 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:02:19,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:02:19,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:02:19,989 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,989 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,991 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,995 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:19,996 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:20,000 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:20,001 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:20,002 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:20,004 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:02:20,005 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:02:20,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:02:20,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:02:20,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:02:19" (1/1) ... [2024-11-25 02:02:20,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:02:20,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:02:20,054 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:02:20,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_079ac2bb-0119-42c6-ac02-d48015c6c1cf/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:02:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:02:20,094 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 02:02:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 02:02:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:02:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:02:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:02:20,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 02:02:20,095 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 02:02:20,169 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:02:20,171 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:02:20,591 INFO L? ?]: Removed 54 outVars from TransFormulas that were not future-live. [2024-11-25 02:02:20,592 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:02:20,654 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:02:20,655 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:02:20,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:02:20 BoogieIcfgContainer [2024-11-25 02:02:20,656 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:02:20,657 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:02:20,657 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:02:20,670 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:02:20,670 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:02:20" (1/1) ... [2024-11-25 02:02:20,681 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:02:20,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:20,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 64 states and 69 transitions. [2024-11-25 02:02:20,746 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 69 transitions. [2024-11-25 02:02:20,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:02:20,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:20,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:20,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:20,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:02:20,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:21,089 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:21,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:21,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 65 states and 70 transitions. [2024-11-25 02:02:21,211 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 70 transitions. [2024-11-25 02:02:21,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:02:21,212 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:21,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:21,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:21,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:21,283 INFO L256 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:02:21,285 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:21,363 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:21,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 74 transitions. [2024-11-25 02:02:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2024-11-25 02:02:21,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 02:02:21,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:21,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:21,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:21,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:02:21,812 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:21,893 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:22,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 69 states and 77 transitions. [2024-11-25 02:02:22,061 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 77 transitions. [2024-11-25 02:02:22,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:02:22,062 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:22,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:22,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:22,292 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:22,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 70 states and 79 transitions. [2024-11-25 02:02:22,534 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 79 transitions. [2024-11-25 02:02:22,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 02:02:22,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:22,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:22,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:22,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:02:22,638 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:22,742 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:23,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 88 transitions. [2024-11-25 02:02:23,345 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2024-11-25 02:02:23,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:02:23,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:23,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:23,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:23,864 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 02:02:25,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:25,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 81 states and 97 transitions. [2024-11-25 02:02:25,164 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 97 transitions. [2024-11-25 02:02:25,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:02:25,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:25,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:25,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:25,285 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:25,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 82 states and 99 transitions. [2024-11-25 02:02:25,637 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 99 transitions. [2024-11-25 02:02:25,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:02:25,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:25,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:25,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:25,907 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 02:02:26,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:26,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 84 states and 102 transitions. [2024-11-25 02:02:26,092 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 102 transitions. [2024-11-25 02:02:26,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 02:02:26,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:26,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:26,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:26,276 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 02:02:26,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:26,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 87 states and 108 transitions. [2024-11-25 02:02:26,331 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 108 transitions. [2024-11-25 02:02:26,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 02:02:26,332 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:26,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:26,458 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:27,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:27,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 98 states and 127 transitions. [2024-11-25 02:02:27,670 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 127 transitions. [2024-11-25 02:02:27,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 02:02:27,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:27,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:27,708 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:27,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:27,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 99 states and 129 transitions. [2024-11-25 02:02:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 129 transitions. [2024-11-25 02:02:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 02:02:27,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:27,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:27,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:27,834 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:27,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:27,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 100 states and 130 transitions. [2024-11-25 02:02:27,881 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 130 transitions. [2024-11-25 02:02:27,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:02:27,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:27,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:27,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:27,981 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:28,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:28,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 105 states and 140 transitions. [2024-11-25 02:02:28,827 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 140 transitions. [2024-11-25 02:02:28,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:02:28,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:28,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:28,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:28,936 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:29,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:29,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 110 states and 150 transitions. [2024-11-25 02:02:29,644 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 150 transitions. [2024-11-25 02:02:29,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 02:02:29,645 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:29,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:29,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:30,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:30,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 116 states and 161 transitions. [2024-11-25 02:02:30,831 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 161 transitions. [2024-11-25 02:02:30,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 02:02:30,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:30,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:30,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:31,122 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:32,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:32,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 120 states and 167 transitions. [2024-11-25 02:02:32,294 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2024-11-25 02:02:32,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 02:02:32,295 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:32,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:32,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:33,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 121 states and 168 transitions. [2024-11-25 02:02:33,044 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 168 transitions. [2024-11-25 02:02:33,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-25 02:02:33,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:33,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:33,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:33,144 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:33,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:33,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 120 states and 167 transitions. [2024-11-25 02:02:33,198 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 167 transitions. [2024-11-25 02:02:33,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 02:02:33,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:33,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:33,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:33,379 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:33,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 122 states and 169 transitions. [2024-11-25 02:02:33,674 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 169 transitions. [2024-11-25 02:02:33,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 02:02:33,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:33,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:33,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:33,951 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:36,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:36,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 132 states and 182 transitions. [2024-11-25 02:02:36,120 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 182 transitions. [2024-11-25 02:02:36,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 02:02:36,120 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:36,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:36,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:36,286 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:38,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:38,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 139 states and 193 transitions. [2024-11-25 02:02:38,234 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 193 transitions. [2024-11-25 02:02:38,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-25 02:02:38,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:38,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:38,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:38,282 INFO L256 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:02:38,284 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:02:41,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:41,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 156 states and 216 transitions. [2024-11-25 02:02:41,407 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 216 transitions. [2024-11-25 02:02:41,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-25 02:02:41,409 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:41,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:41,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:41,653 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:43,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:43,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 164 states and 228 transitions. [2024-11-25 02:02:43,798 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 228 transitions. [2024-11-25 02:02:43,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-25 02:02:43,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:43,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:43,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:43,835 INFO L256 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 02:02:43,837 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:44,093 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 02:02:45,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:45,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 174 states and 245 transitions. [2024-11-25 02:02:45,620 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 245 transitions. [2024-11-25 02:02:45,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-25 02:02:45,621 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:45,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:45,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:45,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:45,685 INFO L256 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 02:02:45,687 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:45,975 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 02:02:47,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:47,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 177 states and 253 transitions. [2024-11-25 02:02:47,073 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 253 transitions. [2024-11-25 02:02:47,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 02:02:47,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:47,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:47,105 INFO L256 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:02:47,106 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:47,441 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:02:48,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:48,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 181 states and 260 transitions. [2024-11-25 02:02:48,904 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 260 transitions. [2024-11-25 02:02:48,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-11-25 02:02:48,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:48,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:48,951 INFO L256 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-25 02:02:48,953 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 02:02:50,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:50,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 193 states and 274 transitions. [2024-11-25 02:02:50,962 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 274 transitions. [2024-11-25 02:02:50,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-25 02:02:50,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:50,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:50,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:51,689 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 02:02:52,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:52,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 194 states and 276 transitions. [2024-11-25 02:02:52,492 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 276 transitions. [2024-11-25 02:02:52,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-25 02:02:52,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:52,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:52,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:52,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:52,526 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 02:02:52,528 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:53,066 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-25 02:02:54,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:54,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 200 states and 284 transitions. [2024-11-25 02:02:54,787 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 284 transitions. [2024-11-25 02:02:54,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 02:02:54,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:54,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:54,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:54,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:54,826 INFO L256 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 02:02:54,829 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:55,336 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:02:57,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:02:57,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 206 states and 292 transitions. [2024-11-25 02:02:57,663 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 292 transitions. [2024-11-25 02:02:57,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 02:02:57,663 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:02:57,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:02:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:02:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:02:57,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 02:02:57,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:02:59,010 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 1 proven. 11 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:03:02,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 211 states and 300 transitions. [2024-11-25 02:03:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 300 transitions. [2024-11-25 02:03:02,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-25 02:03:02,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:02,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:02,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:02,509 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-25 02:03:06,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:06,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 228 states and 329 transitions. [2024-11-25 02:03:06,034 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 329 transitions. [2024-11-25 02:03:06,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 02:03:06,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:06,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:06,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:06,233 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-25 02:03:10,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:10,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 246 states and 363 transitions. [2024-11-25 02:03:10,628 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 363 transitions. [2024-11-25 02:03:10,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 02:03:10,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:10,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:10,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:10,727 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 02:03:11,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:11,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 248 states and 367 transitions. [2024-11-25 02:03:11,545 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 367 transitions. [2024-11-25 02:03:11,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-25 02:03:11,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:11,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:11,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:11,580 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-25 02:03:13,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:13,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 252 states and 376 transitions. [2024-11-25 02:03:13,274 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 376 transitions. [2024-11-25 02:03:13,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 02:03:13,275 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:13,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-25 02:03:16,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:16,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 258 states and 389 transitions. [2024-11-25 02:03:16,318 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 389 transitions. [2024-11-25 02:03:16,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 02:03:16,320 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:16,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:16,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:16,373 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-25 02:03:19,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 262 states and 398 transitions. [2024-11-25 02:03:19,159 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 398 transitions. [2024-11-25 02:03:19,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-25 02:03:19,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:19,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:19,427 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-25 02:03:20,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:03:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 260 states and 396 transitions. [2024-11-25 02:03:20,362 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 396 transitions. [2024-11-25 02:03:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 02:03:20,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:03:20,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:03:20,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:21,080 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-25 02:03:57,354 WARN L286 SmtUtils]: Spent 20.62s on a formula simplification. DAG size of input: 18 DAG size of output: 12 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:05:48,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 02:06:05,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 5.58s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-25 02:06:05,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:06:05,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 266 states and 409 transitions. [2024-11-25 02:06:05,333 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 409 transitions. [2024-11-25 02:06:05,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 02:06:05,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:06:05,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:06:05,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:06:05,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:06:05,383 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 02:06:05,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:07:10,201 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 1 proven. 19 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 02:08:16,400 WARN L286 SmtUtils]: Spent 10.19s on a formula simplification. DAG size of input: 34 DAG size of output: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:08:37,077 WARN L286 SmtUtils]: Spent 10.13s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:08:57,858 WARN L286 SmtUtils]: Spent 20.22s on a formula simplification. DAG size of input: 39 DAG size of output: 39 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:09:53,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:09:53,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 276 states and 430 transitions. [2024-11-25 02:09:53,791 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 430 transitions. [2024-11-25 02:09:53,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-25 02:09:53,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:09:53,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:09:53,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:09:53,839 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-11-25 02:10:04,057 WARN L286 SmtUtils]: Spent 10.07s on a formula simplification that was a NOOP. DAG size: 32 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:10:15,726 WARN L286 SmtUtils]: Spent 10.99s on a formula simplification that was a NOOP. DAG size: 33 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:10:29,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:10:29,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 281 states and 443 transitions. [2024-11-25 02:10:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 443 transitions. [2024-11-25 02:10:29,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-25 02:10:29,926 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:10:29,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:10:29,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:10:29,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:10:29,970 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:10:29,972 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:10:31,017 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:10:58,573 WARN L286 SmtUtils]: Spent 20.29s on a formula simplification. DAG size of input: 40 DAG size of output: 35 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:11:10,152 WARN L286 SmtUtils]: Spent 10.24s on a formula simplification that was a NOOP. DAG size: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:11:33,707 WARN L286 SmtUtils]: Spent 20.34s on a formula simplification. DAG size of input: 37 DAG size of output: 36 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:11:45,540 WARN L286 SmtUtils]: Spent 10.16s on a formula simplification that was a NOOP. DAG size: 37 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:12:01,921 WARN L286 SmtUtils]: Spent 10.18s on a formula simplification that was a NOOP. DAG size: 34 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:12:03,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:03,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 290 states and 470 transitions. [2024-11-25 02:12:03,930 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 470 transitions. [2024-11-25 02:12:03,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2024-11-25 02:12:03,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:03,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:12:03,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:03,982 INFO L256 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:12:03,984 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:12:04,818 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:12:06,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:06,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 294 states and 475 transitions. [2024-11-25 02:12:06,660 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 475 transitions. [2024-11-25 02:12:06,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:12:06,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:06,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:06,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:06,713 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-25 02:12:11,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:11,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 298 states and 488 transitions. [2024-11-25 02:12:11,947 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 488 transitions. [2024-11-25 02:12:11,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:12:11,948 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:11,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:12:11,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:11,995 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 02:12:11,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:12:13,205 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 02:12:27,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:27,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 306 states and 507 transitions. [2024-11-25 02:12:27,978 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 507 transitions. [2024-11-25 02:12:27,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:12:27,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:27,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:12:28,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:28,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 02:12:28,034 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:12:28,386 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 02:12:33,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:33,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 310 states and 512 transitions. [2024-11-25 02:12:33,371 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 512 transitions. [2024-11-25 02:12:33,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:12:33,372 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:33,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:33,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:12:33,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:33,421 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 02:12:33,423 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:12:33,809 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 21 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 02:12:35,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:35,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 315 states and 519 transitions. [2024-11-25 02:12:35,717 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 519 transitions. [2024-11-25 02:12:35,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-25 02:12:35,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:35,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:35,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:12:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:35,810 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 02:12:35,814 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:12:38,690 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 02:12:50,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:50,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 322 states and 531 transitions. [2024-11-25 02:12:50,650 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 531 transitions. [2024-11-25 02:12:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-25 02:12:50,651 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:50,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:12:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:50,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 02:12:50,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:12:52,255 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 1 proven. 23 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-25 02:12:56,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:56,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 322 states and 530 transitions. [2024-11-25 02:12:56,579 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 530 transitions. [2024-11-25 02:12:56,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-25 02:12:56,579 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:56,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:12:56,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:56,620 INFO L256 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:12:56,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:12:57,422 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:13:05,108 WARN L286 SmtUtils]: Spent 6.52s on a formula simplification. DAG size of input: 27 DAG size of output: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:13:09,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:09,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 324 states and 532 transitions. [2024-11-25 02:13:09,252 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 532 transitions. [2024-11-25 02:13:09,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-25 02:13:09,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:09,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:09,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:13:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:09,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 02:13:09,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:13:09,913 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:13:13,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:13,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 327 states and 540 transitions. [2024-11-25 02:13:13,830 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 540 transitions. [2024-11-25 02:13:13,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-25 02:13:13,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:13,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:13,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:13:13,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:13,878 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 02:13:13,880 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:13:14,161 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:13:15,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:15,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 328 states and 540 transitions. [2024-11-25 02:13:15,188 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 540 transitions. [2024-11-25 02:13:15,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-25 02:13:15,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:15,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:15,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:13:15,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:15,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 02:13:15,247 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:13:15,638 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:13:17,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:17,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 330 states and 541 transitions. [2024-11-25 02:13:17,628 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 541 transitions. [2024-11-25 02:13:17,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-25 02:13:17,629 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:17,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:17,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 02:13:17,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:17,675 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 02:13:17,677 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:15:22,433 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked.