./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/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_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cea4cc3548129351800c62333a8b3afa818cc0cede5b8fec1c7e8b8079e480c6 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:00:39,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:00:39,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:00:39,585 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:00:39,585 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:00:39,608 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:00:39,609 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:00:39,609 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:00:39,610 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:00:39,610 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:00:39,610 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:00:39,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:00:39,610 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:00:39,610 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:00:39,610 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:00:39,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:00:39,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:00:39,611 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:00:39,611 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:00:39,611 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:00:39,611 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:00:39,611 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:00:39,612 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:00:39,612 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:00:39,612 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:00:39,612 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:00:39,612 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:00:39,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:39,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:00:39,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:00:39,613 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:00:39,613 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:00:39,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:00:39,613 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_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/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 ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cea4cc3548129351800c62333a8b3afa818cc0cede5b8fec1c7e8b8079e480c6 [2024-11-25 02:00:39,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:00:39,970 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:00:39,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:00:39,974 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:00:39,974 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:00:39,975 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c [2024-11-25 02:00:43,178 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/data/0bc21cf73/ed8cb9691dac40428be2cdf3fcb71f20/FLAG966a5e037 [2024-11-25 02:00:43,492 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:00:43,493 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c [2024-11-25 02:00:43,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/data/0bc21cf73/ed8cb9691dac40428be2cdf3fcb71f20/FLAG966a5e037 [2024-11-25 02:00:43,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/data/0bc21cf73/ed8cb9691dac40428be2cdf3fcb71f20 [2024-11-25 02:00:43,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:00:43,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:00:43,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:00:43,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:00:43,528 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:00:43,529 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:00:43" (1/1) ... [2024-11-25 02:00:43,530 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3205e080 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:43, skipping insertion in model container [2024-11-25 02:00:43,530 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:00:43" (1/1) ... [2024-11-25 02:00:43,555 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:00:43,875 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_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c[12639,12652] [2024-11-25 02:00:43,879 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:00:43,894 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:00:43,987 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_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.5.2.ufo.BOUNDED-10.pals.c[12639,12652] [2024-11-25 02:00:43,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:00:44,005 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:00:44,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44 WrapperNode [2024-11-25 02:00:44,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:00:44,007 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:00:44,007 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:00:44,007 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:00:44,014 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,022 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,056 INFO L138 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 382 [2024-11-25 02:00:44,057 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:00:44,057 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:00:44,057 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:00:44,057 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:00:44,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,070 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,074 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,092 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,107 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,120 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:00:44,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:00:44,120 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:00:44,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:00:44,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:00:44" (1/1) ... [2024-11-25 02:00:44,136 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:00:44,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:00:44,167 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:00:44,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f1eca67-f48b-4eb9-8ea2-bb8089918b42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:00:44,206 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:00:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:00:44,207 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:00:44,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:00:44,315 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:00:44,318 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:00:44,924 INFO L? ?]: Removed 45 outVars from TransFormulas that were not future-live. [2024-11-25 02:00:44,924 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:00:45,651 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:00:45,651 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:00:45,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:00:45 BoogieIcfgContainer [2024-11-25 02:00:45,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:00:45,653 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:00:45,653 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:00:45,665 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:00:45,665 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:00:45" (1/1) ... [2024-11-25 02:00:45,678 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:00:45,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:00:45,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-25 02:00:45,752 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-25 02:00:45,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:00:45,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:00:45,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:00:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:00:48,667 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:00:48,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:00:48,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-11-25 02:00:48,809 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-11-25 02:00:48,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:00:48,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:00:48,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:00:49,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:00:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:00:57,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:00:57,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2024-11-25 02:00:57,806 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2024-11-25 02:00:57,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:00:57,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:00:57,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:00:57,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:01:01,437 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:01:04,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:01:04,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 19 states and 39 transitions. [2024-11-25 02:01:04,202 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 39 transitions. [2024-11-25 02:01:04,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:01:04,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:01:04,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:01:05,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:03:19,965 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:04:08,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:04:08,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 29 states and 75 transitions. [2024-11-25 02:04:08,386 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 75 transitions. [2024-11-25 02:04:08,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:04:08,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:04:08,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:04:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:07:52,366 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:08:01,232 WARN L286 SmtUtils]: Spent 6.89s on a formula simplification. DAG size of input: 597 DAG size of output: 406 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:08:10,699 WARN L286 SmtUtils]: Spent 7.01s on a formula simplification. DAG size of input: 599 DAG size of output: 444 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:08:24,936 WARN L286 SmtUtils]: Spent 6.84s on a formula simplification. DAG size of input: 593 DAG size of output: 402 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:08:32,085 WARN L286 SmtUtils]: Spent 6.96s on a formula simplification. DAG size of input: 595 DAG size of output: 440 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:08:44,810 WARN L286 SmtUtils]: Spent 5.51s on a formula simplification. DAG size of input: 583 DAG size of output: 481 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:08:52,307 WARN L286 SmtUtils]: Spent 5.34s on a formula simplification. DAG size of input: 585 DAG size of output: 521 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:08:58,148 WARN L286 SmtUtils]: Spent 5.33s on a formula simplification. DAG size of input: 482 DAG size of output: 475 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:09:07,624 WARN L286 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 579 DAG size of output: 477 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:09:13,339 WARN L286 SmtUtils]: Spent 5.45s on a formula simplification. DAG size of input: 581 DAG size of output: 517 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:09:19,439 WARN L286 SmtUtils]: Spent 5.55s on a formula simplification. DAG size of input: 478 DAG size of output: 471 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:09:55,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:09:55,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 39 states and 116 transitions. [2024-11-25 02:09:55,713 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 116 transitions. [2024-11-25 02:09:55,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:09:55,714 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:09:55,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:09:56,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:10:01,238 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:10:25,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:10:25,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 45 states and 144 transitions. [2024-11-25 02:10:25,928 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 144 transitions. [2024-11-25 02:10:25,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:10:25,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:10:25,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:10:27,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat