./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk --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 252cd4a0f8e1adbe16c63dba2a525d461eb83ddbfd931d93e6b7ef83b52daaf7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:40:15,889 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:40:15,981 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:40:15,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:40:15,990 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:40:16,022 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:40:16,023 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:40:16,023 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:40:16,024 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:40:16,024 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:40:16,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:40:16,025 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:40:16,026 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:40:16,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:40:16,026 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:40:16,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:40:16,027 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:40:16,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:40:16,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:40:16,028 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:40:16,029 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:40:16,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:40:16,030 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:40:16,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:40:16,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:40:16,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:40:16,035 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:40:16,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:16,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:40:16,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:40:16,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:40:16,036 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:40:16,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:40:16,040 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 252cd4a0f8e1adbe16c63dba2a525d461eb83ddbfd931d93e6b7ef83b52daaf7 [2024-11-08 23:40:16,301 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:40:16,334 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:40:16,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:40:16,341 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:40:16,341 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:40:16,342 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c Unable to find full path for "g++" [2024-11-08 23:40:18,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:40:18,594 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:40:18,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c [2024-11-08 23:40:18,606 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/data/55432db18/2b2fb65392834aa08fd45764fd96fefd/FLAG0a75d4724 [2024-11-08 23:40:18,620 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/data/55432db18/2b2fb65392834aa08fd45764fd96fefd [2024-11-08 23:40:18,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:40:18,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:40:18,626 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:18,626 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:40:18,630 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:40:18,631 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:18" (1/1) ... [2024-11-08 23:40:18,632 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ca63b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:18, skipping insertion in model container [2024-11-08 23:40:18,632 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:40:18" (1/1) ... [2024-11-08 23:40:18,682 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:40:18,933 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_6647ab77-3adf-4d36-b97d-8b38619b72e5/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c[20056,20069] [2024-11-08 23:40:18,938 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:18,949 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:40:19,041 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_6647ab77-3adf-4d36-b97d-8b38619b72e5/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.BOUNDED-14.pals.c[20056,20069] [2024-11-08 23:40:19,042 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:40:19,065 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:40:19,065 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19 WrapperNode [2024-11-08 23:40:19,065 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:40:19,067 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:19,067 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:40:19,067 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:40:19,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,084 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,124 INFO L138 Inliner]: procedures = 26, calls = 18, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 460 [2024-11-08 23:40:19,125 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:40:19,125 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:40:19,126 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:40:19,126 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:40:19,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,140 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,140 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,149 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,159 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,161 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,166 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:40:19,167 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:40:19,167 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:40:19,167 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:40:19,168 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:40:19" (1/1) ... [2024-11-08 23:40:19,174 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:40:19,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:40:19,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:40:19,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6647ab77-3adf-4d36-b97d-8b38619b72e5/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:40:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:40:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:40:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:40:19,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:40:19,400 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:40:19,404 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:40:20,196 INFO L? ?]: Removed 51 outVars from TransFormulas that were not future-live. [2024-11-08 23:40:20,197 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:40:21,045 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:40:21,046 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 23:40:21,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:21 BoogieIcfgContainer [2024-11-08 23:40:21,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:40:21,047 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:40:21,047 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:40:21,058 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:40:21,058 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:40:21" (1/1) ... [2024-11-08 23:40:21,071 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:40:21,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:21,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 14 states and 19 transitions. [2024-11-08 23:40:21,137 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 19 transitions. [2024-11-08 23:40:21,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:40:21,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:21,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:24,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:24,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:24,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 17 states and 25 transitions. [2024-11-08 23:40:24,467 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 25 transitions. [2024-11-08 23:40:24,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:40:24,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:24,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:25,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:25,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:25,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2024-11-08 23:40:25,467 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2024-11-08 23:40:25,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:40:25,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:25,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:27,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:28,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:28,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 26 states and 44 transitions. [2024-11-08 23:40:28,085 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 44 transitions. [2024-11-08 23:40:28,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 23:40:28,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:28,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:28,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:28,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 30 states and 51 transitions. [2024-11-08 23:40:28,960 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 51 transitions. [2024-11-08 23:40:28,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:40:28,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:28,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:29,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:40,443 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:46,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:46,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 42 states and 78 transitions. [2024-11-08 23:40:46,573 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 78 transitions. [2024-11-08 23:40:46,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:40:46,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:46,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:46,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:40:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:40:50,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:40:50,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 49 states and 95 transitions. [2024-11-08 23:40:50,092 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 95 transitions. [2024-11-08 23:40:50,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:40:50,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:40:50,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:40:50,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:03,481 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:41:12,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:12,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 63 states and 127 transitions. [2024-11-08 23:41:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 127 transitions. [2024-11-08 23:41:12,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-08 23:41:12,504 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:12,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:12,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:13,167 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:41:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:13,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 64 states and 130 transitions. [2024-11-08 23:41:13,763 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 130 transitions. [2024-11-08 23:41:13,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:41:13,765 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:13,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:15,470 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-08 23:41:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:16,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 65 states and 128 transitions. [2024-11-08 23:41:16,624 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 128 transitions. [2024-11-08 23:41:16,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-08 23:41:16,625 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:16,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:17,859 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:41:18,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:18,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 65 states and 127 transitions. [2024-11-08 23:41:18,397 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 127 transitions. [2024-11-08 23:41:18,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:41:18,398 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:18,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:18,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:21,804 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:41:33,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:33,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 84 states and 179 transitions. [2024-11-08 23:41:33,132 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 179 transitions. [2024-11-08 23:41:33,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:41:33,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:33,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:33,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:37,192 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:41:45,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:41:45,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 93 states and 217 transitions. [2024-11-08 23:41:45,786 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 217 transitions. [2024-11-08 23:41:45,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:41:45,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:41:45,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:41:45,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:41:49,028 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:03,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:03,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 105 states and 264 transitions. [2024-11-08 23:42:03,194 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 264 transitions. [2024-11-08 23:42:03,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:42:03,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:03,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:03,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:07,026 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:15,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:15,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 115 states and 302 transitions. [2024-11-08 23:42:15,388 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 302 transitions. [2024-11-08 23:42:15,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:42:15,390 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:15,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:16,815 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:21,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:21,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 120 states and 326 transitions. [2024-11-08 23:42:21,808 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 326 transitions. [2024-11-08 23:42:21,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:42:21,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:21,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:21,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:25,378 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:32,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:32,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 128 states and 349 transitions. [2024-11-08 23:42:32,591 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 349 transitions. [2024-11-08 23:42:32,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:42:32,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:32,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:32,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:33,356 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:37,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:37,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 133 states and 366 transitions. [2024-11-08 23:42:37,554 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 366 transitions. [2024-11-08 23:42:37,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:42:37,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:37,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:38,052 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:40,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 134 states and 368 transitions. [2024-11-08 23:42:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 368 transitions. [2024-11-08 23:42:40,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:42:40,587 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:40,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:40,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:44,304 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:47,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:47,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 137 states and 379 transitions. [2024-11-08 23:42:47,623 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 379 transitions. [2024-11-08 23:42:47,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:42:47,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:47,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:47,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:48,151 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:42:49,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:42:49,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 139 states and 385 transitions. [2024-11-08 23:42:49,223 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 385 transitions. [2024-11-08 23:42:49,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:42:49,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:42:49,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:42:49,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:42:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:43:02,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:02,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 148 states and 419 transitions. [2024-11-08 23:43:02,352 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 419 transitions. [2024-11-08 23:43:02,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:43:02,353 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:02,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:02,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:05,971 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:43:08,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:08,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 149 states and 420 transitions. [2024-11-08 23:43:08,259 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 420 transitions. [2024-11-08 23:43:08,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:43:08,260 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:08,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:13,242 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:43:20,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 155 states and 445 transitions. [2024-11-08 23:43:20,956 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 445 transitions. [2024-11-08 23:43:20,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:43:20,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:20,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:21,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:21,500 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:43:22,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:22,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 156 states and 450 transitions. [2024-11-08 23:43:22,632 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 450 transitions. [2024-11-08 23:43:22,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:43:22,633 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:22,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:22,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:23,225 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:43:24,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:24,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 158 states and 460 transitions. [2024-11-08 23:43:24,585 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 460 transitions. [2024-11-08 23:43:24,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:43:24,586 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:24,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:24,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:28,286 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:43:32,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:32,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 161 states and 473 transitions. [2024-11-08 23:43:32,037 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 473 transitions. [2024-11-08 23:43:32,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:43:32,038 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:32,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:32,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:36,067 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:43:40,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:40,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 164 states and 484 transitions. [2024-11-08 23:43:40,767 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 484 transitions. [2024-11-08 23:43:40,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 23:43:40,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:40,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:43:41,258 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:43:42,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:43:42,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 165 states and 490 transitions. [2024-11-08 23:43:42,266 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 490 transitions. [2024-11-08 23:43:42,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:43:42,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:43:42,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:43:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:44:59,977 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:47:18,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:47:18,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 195 states and 597 transitions. [2024-11-08 23:47:18,087 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 597 transitions. [2024-11-08 23:47:18,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:47:18,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:47:18,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:47:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:32,114 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:46,364 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification. DAG size of input: 513 DAG size of output: 312 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:49:55,833 WARN L286 SmtUtils]: Spent 6.27s on a formula simplification. DAG size of input: 515 DAG size of output: 376 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:50:14,929 WARN L286 SmtUtils]: Spent 5.94s on a formula simplification. DAG size of input: 509 DAG size of output: 372 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:50:27,272 WARN L286 SmtUtils]: Spent 5.07s on a formula simplification. DAG size of input: 509 DAG size of output: 311 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:50:33,914 WARN L286 SmtUtils]: Spent 6.11s on a formula simplification. DAG size of input: 511 DAG size of output: 374 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-08 23:53:36,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:36,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 224 states and 706 transitions. [2024-11-08 23:53:36,540 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 706 transitions. [2024-11-08 23:53:36,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-08 23:53:36,541 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:36,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:53:37,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:15,122 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.