./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.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_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/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_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/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_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/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 f7497e4203b86f15acb74ef94ae3bce6255aa8233294110bb99f24cde0725dc7 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:16:46,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:16:46,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:16:46,103 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:16:46,104 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:16:46,131 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:16:46,132 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:16:46,132 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:16:46,133 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:16:46,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:16:46,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:16:46,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:16:46,133 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:16:46,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:16:46,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:16:46,136 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:16:46,136 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:16:46,136 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:16:46,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:16:46,137 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:16:46,137 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:16:46,137 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:16:46,137 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:16:46,137 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:16:46,137 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:16:46,137 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:16:46,138 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:16:46,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:16:46,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:16:46,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:16:46,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:16:46,138 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:16:46,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:16:46,138 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_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/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 -> f7497e4203b86f15acb74ef94ae3bce6255aa8233294110bb99f24cde0725dc7 [2024-11-25 02:16:46,467 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:16:46,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:16:46,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:16:46,479 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:16:46,479 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:16:46,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c [2024-11-25 02:16:49,441 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/data/ebd6e334a/27682e33e7f0486dbf0338aba7c186ca/FLAGcbc299cc6 [2024-11-25 02:16:49,779 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:16:49,779 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c [2024-11-25 02:16:49,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/data/ebd6e334a/27682e33e7f0486dbf0338aba7c186ca/FLAGcbc299cc6 [2024-11-25 02:16:50,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/data/ebd6e334a/27682e33e7f0486dbf0338aba7c186ca [2024-11-25 02:16:50,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:16:50,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:16:50,035 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:16:50,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:16:50,041 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:16:50,043 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,045 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6346533c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50, skipping insertion in model container [2024-11-25 02:16:50,045 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,078 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:16:50,341 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_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c[11233,11246] [2024-11-25 02:16:50,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:16:50,360 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:16:50,418 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_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/sv-benchmarks/c/seq-mthreaded/pals_lcr.5.ufo.BOUNDED-10.pals.c[11233,11246] [2024-11-25 02:16:50,419 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:16:50,441 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:16:50,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50 WrapperNode [2024-11-25 02:16:50,442 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:16:50,443 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:16:50,443 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:16:50,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:16:50,448 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,489 INFO L138 Inliner]: procedures = 24, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 337 [2024-11-25 02:16:50,490 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:16:50,490 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:16:50,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:16:50,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:16:50,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,502 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,504 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,505 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,512 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,513 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,519 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,521 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,522 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,525 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:16:50,526 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:16:50,526 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:16:50,527 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:16:50,528 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:16:50" (1/1) ... [2024-11-25 02:16:50,534 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:16:50,554 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:16:50,573 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:16:50,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fb4356e3-c1a7-4370-8f87-a1aeca8df3b2/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:16:50,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:16:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:16:50,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:16:50,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:16:50,740 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:16:50,743 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:16:51,442 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-25 02:16:51,442 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:16:52,058 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:16:52,058 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:16:52,059 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:16:52 BoogieIcfgContainer [2024-11-25 02:16:52,059 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:16:52,060 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:16:52,060 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:16:52,071 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:16:52,071 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:16:52" (1/1) ... [2024-11-25 02:16:52,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:16:52,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:52,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-25 02:16:52,144 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-25 02:16:52,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:16:52,146 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:52,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:52,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:54,383 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 02:16:54,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:54,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2024-11-25 02:16:54,534 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2024-11-25 02:16:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:16:54,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:54,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:54,996 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 02:16:55,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:55,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2024-11-25 02:16:55,369 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2024-11-25 02:16:55,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:16:55,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:55,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:55,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:56,582 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 02:16:57,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:57,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 21 states and 35 transitions. [2024-11-25 02:16:57,198 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 35 transitions. [2024-11-25 02:16:57,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:16:57,200 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:57,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:57,485 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 02:16:57,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:57,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 24 states and 41 transitions. [2024-11-25 02:16:57,794 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 41 transitions. [2024-11-25 02:16:57,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:16:57,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:57,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:57,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:03,879 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:09,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:09,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 34 states and 64 transitions. [2024-11-25 02:17:09,561 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 64 transitions. [2024-11-25 02:17:09,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:17:09,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:09,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:17:09,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:15,658 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:24,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 46 states and 88 transitions. [2024-11-25 02:17:24,555 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 88 transitions. [2024-11-25 02:17:24,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:17:24,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:24,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:17:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:25,200 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:31,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:31,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 57 states and 112 transitions. [2024-11-25 02:17:31,301 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 112 transitions. [2024-11-25 02:17:31,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:17:31,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:31,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:17:31,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:36,246 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:43,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:43,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 68 states and 133 transitions. [2024-11-25 02:17:43,273 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 133 transitions. [2024-11-25 02:17:43,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:17:43,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:43,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:17:43,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:44,194 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:17:44,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:44,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 68 states and 127 transitions. [2024-11-25 02:17:44,983 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 127 transitions. [2024-11-25 02:17:44,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:17:44,984 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:44,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:17:45,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:47,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:57,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:57,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 78 states and 164 transitions. [2024-11-25 02:17:57,152 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 164 transitions. [2024-11-25 02:17:57,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:17:57,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:57,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:17:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:58,877 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:10,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 94 states and 206 transitions. [2024-11-25 02:18:10,099 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 206 transitions. [2024-11-25 02:18:10,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:10,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:10,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:11,961 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:16,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:16,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 100 states and 227 transitions. [2024-11-25 02:18:16,800 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 227 transitions. [2024-11-25 02:18:16,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:16,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:16,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:16,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:17,915 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:21,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:21,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 102 states and 234 transitions. [2024-11-25 02:18:21,159 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 234 transitions. [2024-11-25 02:18:21,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:21,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:21,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:21,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:23,137 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:34,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:34,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 112 states and 266 transitions. [2024-11-25 02:18:34,451 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 266 transitions. [2024-11-25 02:18:34,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:34,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:34,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:34,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:36,633 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:42,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:42,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 118 states and 290 transitions. [2024-11-25 02:18:42,027 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 290 transitions. [2024-11-25 02:18:42,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:42,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:42,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:42,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:42,403 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:44,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:44,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 119 states and 291 transitions. [2024-11-25 02:18:44,312 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 291 transitions. [2024-11-25 02:18:44,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:44,313 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:44,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:44,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:46,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 120 states and 293 transitions. [2024-11-25 02:18:46,786 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 293 transitions. [2024-11-25 02:18:46,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:46,787 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:46,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:46,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:49,539 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:55,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:55,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 126 states and 313 transitions. [2024-11-25 02:18:55,175 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 313 transitions. [2024-11-25 02:18:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:55,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:55,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:55,622 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:56,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:56,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 127 states and 318 transitions. [2024-11-25 02:18:56,649 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 318 transitions. [2024-11-25 02:18:56,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:18:56,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:56,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:18:56,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:58,489 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:19:00,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:00,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 128 states and 322 transitions. [2024-11-25 02:19:00,524 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 322 transitions. [2024-11-25 02:19:00,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:19:00,525 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:00,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:19:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:28,962 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:41,581 WARN L286 SmtUtils]: Spent 7.34s on a formula simplification. DAG size of input: 415 DAG size of output: 344 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:20:51,988 WARN L286 SmtUtils]: Spent 5.58s on a formula simplification. DAG size of input: 417 DAG size of output: 352 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:21:10,298 WARN L286 SmtUtils]: Spent 7.78s on a formula simplification. DAG size of input: 417 DAG size of output: 346 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:21:31,572 WARN L286 SmtUtils]: Spent 6.38s on a formula simplification. DAG size of input: 419 DAG size of output: 348 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:23:38,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:23:38,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 154 states and 420 transitions. [2024-11-25 02:23:38,805 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 420 transitions. [2024-11-25 02:23:38,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:23:38,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:23:38,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:23:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:23:57,626 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:29,791 WARN L286 SmtUtils]: Spent 5.29s on a formula simplification. DAG size of input: 420 DAG size of output: 285 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:24:50,404 WARN L286 SmtUtils]: Spent 5.24s on a formula simplification. DAG size of input: 422 DAG size of output: 287 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:24:56,638 WARN L286 SmtUtils]: Spent 5.30s on a formula simplification. DAG size of input: 424 DAG size of output: 385 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:26:35,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:26:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 180 states and 515 transitions. [2024-11-25 02:26:35,938 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 515 transitions. [2024-11-25 02:26:35,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:26:35,940 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:26:35,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:26:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:27:26,599 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:28:04,711 WARN L286 SmtUtils]: Spent 5.53s on a formula simplification. DAG size of input: 376 DAG size of output: 320 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:28:26,069 WARN L286 SmtUtils]: Spent 5.61s on a formula simplification. DAG size of input: 378 DAG size of output: 322 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:28:42,528 WARN L286 SmtUtils]: Spent 5.43s on a formula simplification. DAG size of input: 512 DAG size of output: 405 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:28:51,693 WARN L286 SmtUtils]: Spent 6.15s on a formula simplification. DAG size of input: 514 DAG size of output: 448 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:29:09,262 WARN L286 SmtUtils]: Spent 5.38s on a formula simplification. DAG size of input: 451 DAG size of output: 343 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:29:15,501 WARN L286 SmtUtils]: Spent 5.45s on a formula simplification. DAG size of input: 453 DAG size of output: 389 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:29:33,609 WARN L286 SmtUtils]: Spent 5.12s on a formula simplification. DAG size of input: 457 DAG size of output: 401 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:29:44,246 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 457 DAG size of output: 346 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:29:50,813 WARN L286 SmtUtils]: Spent 5.69s on a formula simplification. DAG size of input: 459 DAG size of output: 403 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:30:11,734 WARN L286 SmtUtils]: Spent 5.14s on a formula simplification. DAG size of input: 461 DAG size of output: 405 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)