./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/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_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/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_3405d213-6e2c-498c-bd68-68244332a068/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 9fc8deb48660011a55df6a125b576e7008308183eeefddcba409d6b7b87cd69f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:54,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:54,524 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:07:54,529 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:54,530 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:54,564 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:54,565 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:54,565 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:54,566 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:54,567 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:54,567 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:54,570 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:54,571 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:54,576 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:54,576 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:54,576 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:54,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:54,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:54,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:54,579 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:54,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:54,580 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:54,581 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:54,581 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:54,581 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:54,582 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:54,583 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:54,583 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:54,583 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:54,584 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:54,585 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:54,585 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:54,585 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:54,586 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_3405d213-6e2c-498c-bd68-68244332a068/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9fc8deb48660011a55df6a125b576e7008308183eeefddcba409d6b7b87cd69f [2023-11-19 04:07:54,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:54,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:55,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:55,005 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:55,006 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:55,008 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2023-11-19 04:07:57,989 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:58,254 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:58,255 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2023-11-19 04:07:58,274 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/data/4df232267/2e1b385a19a8495596c6c75bbbb452d3/FLAGabba028cb [2023-11-19 04:07:58,289 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/data/4df232267/2e1b385a19a8495596c6c75bbbb452d3 [2023-11-19 04:07:58,291 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:58,293 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:58,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:58,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:58,299 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:58,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:58" (1/1) ... [2023-11-19 04:07:58,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1462bdd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:58, skipping insertion in model container [2023-11-19 04:07:58,301 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:58" (1/1) ... [2023-11-19 04:07:58,360 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:58,644 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_3405d213-6e2c-498c-bd68-68244332a068/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[9863,9876] [2023-11-19 04:07:58,785 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:58,810 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:58,917 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_3405d213-6e2c-498c-bd68-68244332a068/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.2.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[9863,9876] [2023-11-19 04:07:58,993 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:59,017 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:59,018 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59 WrapperNode [2023-11-19 04:07:59,018 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:59,019 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:59,019 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:59,020 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:59,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,051 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,126 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 921 [2023-11-19 04:07:59,127 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:59,128 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:59,128 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:59,128 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:59,137 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,137 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,142 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,159 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,167 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,173 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,177 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:59,197 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:59,197 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:59,198 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:59,198 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:59" (1/1) ... [2023-11-19 04:07:59,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:59,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:59,256 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:59,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3405d213-6e2c-498c-bd68-68244332a068/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:59,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:59,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:59,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:59,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:59,516 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:59,518 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:00,364 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:00,741 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:00,741 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:00,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:00 BoogieIcfgContainer [2023-11-19 04:08:00,748 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:00,749 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:00,749 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:00,758 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:00,759 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:00" (1/1) ... [2023-11-19 04:08:00,767 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:08:00,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:00,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 162 states and 272 transitions. [2023-11-19 04:08:00,833 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 272 transitions. [2023-11-19 04:08:00,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-19 04:08:00,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:00,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,289 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 04:08:02,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:02,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 168 states and 282 transitions. [2023-11-19 04:08:02,461 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 282 transitions. [2023-11-19 04:08:02,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:02,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:02,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:02,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:02,729 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 04:08:03,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:03,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 168 states and 281 transitions. [2023-11-19 04:08:03,486 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 281 transitions. [2023-11-19 04:08:03,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:03,495 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:03,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:03,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:04,365 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 04:08:06,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:06,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 182 states and 309 transitions. [2023-11-19 04:08:06,607 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 309 transitions. [2023-11-19 04:08:06,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:06,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:06,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:06,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,134 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 04:08:07,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:07,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 183 states and 310 transitions. [2023-11-19 04:08:07,317 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 310 transitions. [2023-11-19 04:08:07,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:07,318 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:07,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:07,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:07,590 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 04:08:11,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:11,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 190 states and 324 transitions. [2023-11-19 04:08:11,361 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 324 transitions. [2023-11-19 04:08:11,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:11,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:11,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:11,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:11,957 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 04:08:12,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:12,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 193 states and 329 transitions. [2023-11-19 04:08:12,030 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 329 transitions. [2023-11-19 04:08:12,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:12,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:12,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:12,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:12,168 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 04:08:12,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:12,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 194 states and 331 transitions. [2023-11-19 04:08:12,597 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 331 transitions. [2023-11-19 04:08:12,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:12,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:12,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:12,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:13,344 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 04:08:18,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:18,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 202 states and 347 transitions. [2023-11-19 04:08:18,773 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 347 transitions. [2023-11-19 04:08:18,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 04:08:18,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:18,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:18,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:18,884 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 04:08:19,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:19,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 204 states and 353 transitions. [2023-11-19 04:08:19,937 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 353 transitions. [2023-11-19 04:08:19,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:08:19,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:19,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:19,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:20,133 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 04:08:22,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:22,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 201 states and 347 transitions. [2023-11-19 04:08:22,021 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 347 transitions. [2023-11-19 04:08:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:08:22,022 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:22,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:22,224 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 04:08:24,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:24,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 209 states and 363 transitions. [2023-11-19 04:08:24,935 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 363 transitions. [2023-11-19 04:08:24,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:08:24,936 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:24,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:25,145 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 04:08:27,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:27,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 216 states and 379 transitions. [2023-11-19 04:08:27,999 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 379 transitions. [2023-11-19 04:08:28,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-11-19 04:08:28,000 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:28,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:28,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:28,223 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 04:08:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:30,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 219 states and 388 transitions. [2023-11-19 04:08:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 388 transitions. [2023-11-19 04:08:30,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:08:30,919 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:30,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:30,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:31,044 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 04:08:32,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:32,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 218 states and 382 transitions. [2023-11-19 04:08:32,864 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 382 transitions. [2023-11-19 04:08:32,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:08:32,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:32,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:32,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:34,151 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 04:08:39,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:08:39,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 221 states and 387 transitions. [2023-11-19 04:08:39,122 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 387 transitions. [2023-11-19 04:08:39,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-19 04:08:39,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:08:39,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:08:39,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:08:40,259 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.