./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL --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 883ae562acbdc0ddaf57b9acda91c94407da87efc745325e9971c16b2e3730c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:34:33,510 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:34:33,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:34:33,589 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:34:33,590 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:34:33,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:34:33,618 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:34:33,619 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:34:33,620 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:34:33,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:34:33,621 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:34:33,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:34:33,623 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:34:33,623 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:34:33,624 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:34:33,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:34:33,625 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:34:33,626 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:34:33,626 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:34:33,627 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:34:33,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:34:33,632 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:34:33,632 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:34:33,633 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:34:33,633 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:34:33,634 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:34:33,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:33,635 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:34:33,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:34:33,636 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:34:33,636 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:34:33,637 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:34:33,637 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:34:33,638 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_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 883ae562acbdc0ddaf57b9acda91c94407da87efc745325e9971c16b2e3730c3 [2023-11-19 03:34:33,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:34:33,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:34:33,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:34:34,000 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:34:34,001 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:34:34,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:34:37,156 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:34:37,434 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:34:37,434 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:34:37,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/data/4500bc3d0/2023890899304c55b5529b9ef39f2905/FLAG7ac273610 [2023-11-19 03:34:37,462 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/data/4500bc3d0/2023890899304c55b5529b9ef39f2905 [2023-11-19 03:34:37,465 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:34:37,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:34:37,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:37,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:34:37,474 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:34:37,475 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:37,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d83faf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37, skipping insertion in model container [2023-11-19 03:34:37,477 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:37,559 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:34:37,799 WARN L240 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_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7165,7178] [2023-11-19 03:34:37,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:37,871 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:34:37,929 WARN L240 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_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[7165,7178] [2023-11-19 03:34:37,964 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:34:37,983 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:34:37,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37 WrapperNode [2023-11-19 03:34:37,984 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:34:37,985 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:37,986 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:34:37,986 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:34:37,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,007 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,052 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 599 [2023-11-19 03:34:38,053 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:34:38,058 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:34:38,058 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:34:38,058 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:34:38,069 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,069 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,108 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,123 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,147 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:34:38,148 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:34:38,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:34:38,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:34:38,150 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:34:37" (1/1) ... [2023-11-19 03:34:38,156 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:34:38,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:34:38,188 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:34:38,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5378fa9d-e015-4bb8-8911-b6dc7c55dd61/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:34:38,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:34:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:34:38,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:34:38,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:34:38,426 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:34:38,428 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:34:39,111 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:34:39,375 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:34:39,376 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:34:39,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:39 BoogieIcfgContainer [2023-11-19 03:34:39,385 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:34:39,386 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:34:39,387 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:34:39,397 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:34:39,398 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:34:39" (1/1) ... [2023-11-19 03:34:39,410 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:34:39,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:39,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 102 states and 170 transitions. [2023-11-19 03:34:39,486 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 170 transitions. [2023-11-19 03:34:39,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-19 03:34:39,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:39,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:39,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:40,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:40,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:40,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 109 states and 181 transitions. [2023-11-19 03:34:40,372 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 181 transitions. [2023-11-19 03:34:40,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:34:40,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:40,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:40,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:40,611 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:41,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:41,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 113 states and 188 transitions. [2023-11-19 03:34:41,258 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 188 transitions. [2023-11-19 03:34:41,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:34:41,260 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:41,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:41,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:41,451 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:42,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:42,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 121 states and 204 transitions. [2023-11-19 03:34:42,854 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 204 transitions. [2023-11-19 03:34:42,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:34:42,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:42,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:42,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:43,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:45,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:45,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 121 states and 203 transitions. [2023-11-19 03:34:45,231 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 203 transitions. [2023-11-19 03:34:45,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:34:45,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:45,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:46,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:52,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:52,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 140 states and 246 transitions. [2023-11-19 03:34:52,489 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 246 transitions. [2023-11-19 03:34:52,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:34:52,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:52,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:52,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:53,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:34:59,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:34:59,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 158 states and 289 transitions. [2023-11-19 03:34:59,285 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 289 transitions. [2023-11-19 03:34:59,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:34:59,286 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:34:59,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:34:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:34:59,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:04,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:04,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 162 states and 297 transitions. [2023-11-19 03:35:04,229 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 297 transitions. [2023-11-19 03:35:04,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:35:04,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:04,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:04,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:11,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 173 states and 323 transitions. [2023-11-19 03:35:11,512 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 323 transitions. [2023-11-19 03:35:11,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:35:11,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:11,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:11,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:11,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:12,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:12,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 176 states and 329 transitions. [2023-11-19 03:35:12,950 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 329 transitions. [2023-11-19 03:35:12,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:35:12,951 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:12,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:12,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:13,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:14,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:14,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 172 states and 321 transitions. [2023-11-19 03:35:14,444 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 321 transitions. [2023-11-19 03:35:14,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:35:14,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:14,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:14,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:14,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:15,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:15,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 165 states and 300 transitions. [2023-11-19 03:35:15,787 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 300 transitions. [2023-11-19 03:35:15,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:35:15,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:15,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:15,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:16,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:35:20,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:35:20,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 175 states and 320 transitions. [2023-11-19 03:35:20,809 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 320 transitions. [2023-11-19 03:35:20,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:35:20,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:35:20,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:35:20,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:35:22,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.