./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d16_e0.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d16_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f4e16e32f5a5bd06d31ed1d8c57b5f9f474c751f2ca1035bc3e8f6ab1a9dc6cd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:42:50,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:42:50,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:42:50,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:42:50,619 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:42:50,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:42:50,642 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:42:50,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:42:50,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:42:50,643 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:42:50,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:42:50,644 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:42:50,644 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:42:50,644 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:42:50,644 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:42:50,644 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:42:50,644 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:42:50,644 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:42:50,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:42:50,645 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:42:50,645 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:42:50,645 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:42:50,645 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:42:50,645 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:42:50,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:50,646 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:42:50,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:42:50,646 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:42:50,646 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:42:50,646 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:42:50,646 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_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4e16e32f5a5bd06d31ed1d8c57b5f9f474c751f2ca1035bc3e8f6ab1a9dc6cd [2024-11-13 21:42:50,965 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:42:50,977 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:42:50,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:42:50,981 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:42:50,981 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:42:50,984 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d16_e0.c Unable to find full path for "g++" [2024-11-13 21:42:52,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:42:53,315 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:42:53,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d16_e0.c [2024-11-13 21:42:53,349 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/data/37de894e1/898a61a234974c37907ebdba08157a43/FLAGce1748ad2 [2024-11-13 21:42:53,374 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/data/37de894e1/898a61a234974c37907ebdba08157a43 [2024-11-13 21:42:53,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:42:53,380 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:42:53,382 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:53,383 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:42:53,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:42:53,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:53" (1/1) ... [2024-11-13 21:42:53,392 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4226f3c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:53, skipping insertion in model container [2024-11-13 21:42:53,394 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:42:53" (1/1) ... [2024-11-13 21:42:53,505 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:42:53,754 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d16_e0.c[1271,1284] [2024-11-13 21:42:54,379 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:54,391 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:42:54,404 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n4_w16_d16_e0.c[1271,1284] [2024-11-13 21:42:54,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:42:54,849 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:42:54,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54 WrapperNode [2024-11-13 21:42:54,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:42:54,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:54,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:42:54,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:42:54,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:54,958 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:55,976 INFO L138 Inliner]: procedures = 17, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7411 [2024-11-13 21:42:55,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:42:55,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:42:55,979 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:42:55,979 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:42:55,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:55,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:56,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:56,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:56,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:56,602 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:56,641 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:56,665 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:56,900 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:42:56,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:42:56,904 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:42:56,904 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:42:56,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:42:54" (1/1) ... [2024-11-13 21:42:56,915 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:42:56,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:42:56,944 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:42:56,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f665a5e0-7830-4f85-a7aa-a176e74f02cc/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:42:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:42:56,978 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:42:56,978 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:42:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:42:56,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:42:56,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:42:57,774 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:42:57,776 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:43:08,945 INFO L? ?]: Removed 4187 outVars from TransFormulas that were not future-live. [2024-11-13 21:43:08,945 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:43:19,193 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:43:19,193 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:43:19,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:19 BoogieIcfgContainer [2024-11-13 21:43:19,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:43:19,195 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:43:19,195 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:43:19,206 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:43:19,206 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:43:19" (1/1) ... [2024-11-13 21:43:19,215 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:43:19,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:43:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2024-11-13 21:43:19,293 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2024-11-13 21:43:19,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:43:19,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:43:19,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:43:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:43:32,601 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 21:43:42,759 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:43:53,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:44:03,548 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:44:13,678 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:44:23,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:44:33,722 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:44:43,750 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:44:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:44:43,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 62 states and 88 transitions. [2024-11-13 21:44:43,789 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 88 transitions. [2024-11-13 21:44:43,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-13 21:44:43,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:44:43,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:44:55,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:45:02,249 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 21:45:13,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:45:23,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:45:29,402 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.28s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:45:33,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:45:33,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:45:33,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 62 states and 87 transitions. [2024-11-13 21:45:33,524 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 87 transitions. [2024-11-13 21:45:33,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-13 21:45:33,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:45:33,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:54:19,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:54:19,913 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.