./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --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 ff8f3f7dc837fc67a7020fd9a9dd65135ef198f3603f2c180bcb5ad9943191ea --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:06:56,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:06:56,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:06:56,425 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:06:56,425 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:06:56,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:06:56,433 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:06:56,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:06:56,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:06:56,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:06:56,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:06:56,451 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:06:56,452 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:06:56,455 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:06:56,457 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:06:56,463 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:06:56,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:06:56,466 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:06:56,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:06:56,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:06:56,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:06:56,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:06:56,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:06:56,486 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:06:56,490 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:06:56,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:06:56,491 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:06:56,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:06:56,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:06:56,496 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:06:56,496 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:06:56,497 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:06:56,500 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:06:56,501 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:06:56,503 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:06:56,503 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:06:56,504 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:06:56,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:06:56,505 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:06:56,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:06:56,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:06:56,508 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:06:56,551 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:06:56,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:06:56,553 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:06:56,553 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:06:56,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:06:56,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:06:56,556 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:06:56,557 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:06:56,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:06:56,557 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:06:56,558 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:06:56,559 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:06:56,559 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:06:56,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:06:56,559 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:06:56,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:06:56,560 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:06:56,560 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:06:56,560 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:06:56,561 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:06:56,561 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:06:56,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:56,561 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:06:56,562 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:06:56,562 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:06:56,562 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:06:56,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:06:56,563 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:06:56,563 INFO L138 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_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff8f3f7dc837fc67a7020fd9a9dd65135ef198f3603f2c180bcb5ad9943191ea [2021-11-25 06:06:56,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:06:56,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:06:56,904 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:06:56,905 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:06:56,906 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:06:56,908 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-25 06:06:56,995 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/data/15ab7f698/012f65167d924ca298caa261ceb6b19b/FLAG989392648 [2021-11-25 06:06:57,575 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:06:57,576 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-25 06:06:57,590 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/data/15ab7f698/012f65167d924ca298caa261ceb6b19b/FLAG989392648 [2021-11-25 06:06:57,866 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/data/15ab7f698/012f65167d924ca298caa261ceb6b19b [2021-11-25 06:06:57,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:06:57,869 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:06:57,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:57,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:06:57,874 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:06:57,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:57" (1/1) ... [2021-11-25 06:06:57,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d3d36c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:57, skipping insertion in model container [2021-11-25 06:06:57,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:06:57" (1/1) ... [2021-11-25 06:06:57,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:06:57,940 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:06:58,205 WARN L230 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_dad64baa-7bc0-4144-9c78-7911e720abcc/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[8460,8473] [2021-11-25 06:06:58,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:58,295 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:06:58,380 WARN L230 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_dad64baa-7bc0-4144-9c78-7911e720abcc/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[8460,8473] [2021-11-25 06:06:58,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:06:58,451 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:06:58,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58 WrapperNode [2021-11-25 06:06:58,452 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:06:58,454 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:58,454 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:06:58,454 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:06:58,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,541 INFO L137 Inliner]: procedures = 25, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 792 [2021-11-25 06:06:58,542 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:06:58,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:06:58,543 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:06:58,543 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:06:58,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,559 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,620 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,625 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:06:58,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:06:58,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:06:58,627 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:06:58,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:06:58" (1/1) ... [2021-11-25 06:06:58,645 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:06:58,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:06:58,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:06:58,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dad64baa-7bc0-4144-9c78-7911e720abcc/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:06:58,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:06:58,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:06:58,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:06:58,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:06:58,953 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:06:58,955 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:06:59,782 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:06:59,998 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:06:59,999 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 06:07:00,001 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:00 BoogieIcfgContainer [2021-11-25 06:07:00,002 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:07:00,003 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:07:00,003 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:07:00,013 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:07:00,013 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:07:00" (1/1) ... [2021-11-25 06:07:00,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:07:00,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 162 states and 273 transitions. [2021-11-25 06:07:00,100 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 273 transitions. [2021-11-25 06:07:00,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 06:07:00,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,109 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:00,633 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:00,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:00,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 177 states and 301 transitions. [2021-11-25 06:07:00,848 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 301 transitions. [2021-11-25 06:07:00,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:07:00,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:00,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:00,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:01,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:01,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:01,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 185 states and 318 transitions. [2021-11-25 06:07:01,914 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 318 transitions. [2021-11-25 06:07:01,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:07:01,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:01,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:01,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:02,101 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:03,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:03,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 197 states and 345 transitions. [2021-11-25 06:07:03,584 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 345 transitions. [2021-11-25 06:07:03,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:07:03,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:03,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:03,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:03,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:06,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 213 states and 381 transitions. [2021-11-25 06:07:06,124 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 381 transitions. [2021-11-25 06:07:06,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:07:06,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:06,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:06,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:06,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:10,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:10,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 217 states and 392 transitions. [2021-11-25 06:07:10,095 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 392 transitions. [2021-11-25 06:07:10,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 06:07:10,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:10,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:10,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:15,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:15,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 217 states and 391 transitions. [2021-11-25 06:07:15,223 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 391 transitions. [2021-11-25 06:07:15,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:07:15,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:15,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:15,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:18,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:07:41,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:07:41,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 248 states and 464 transitions. [2021-11-25 06:07:41,098 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 464 transitions. [2021-11-25 06:07:41,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:07:41,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:07:41,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:07:41,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:07:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:28,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:28,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 275 states and 528 transitions. [2021-11-25 06:08:28,449 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 528 transitions. [2021-11-25 06:08:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:08:28,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:28,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:28,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:31,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:08:54,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:08:54,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 304 states and 599 transitions. [2021-11-25 06:08:54,587 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 599 transitions. [2021-11-25 06:08:54,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:08:54,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:08:54,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:08:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:08:54,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:10,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:10,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 316 states and 628 transitions. [2021-11-25 06:09:10,957 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 628 transitions. [2021-11-25 06:09:10,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:09:10,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:10,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:10,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:11,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:32,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:32,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 324 states and 646 transitions. [2021-11-25 06:09:32,108 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 646 transitions. [2021-11-25 06:09:32,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:09:32,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:32,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:32,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:09:32,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:09:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:09:58,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 328 states and 654 transitions. [2021-11-25 06:09:58,541 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 654 transitions. [2021-11-25 06:09:58,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:09:58,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:09:58,542 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:09:58,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:02,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:10:30,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:10:30,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 351 states and 716 transitions. [2021-11-25 06:10:30,441 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 716 transitions. [2021-11-25 06:10:30,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:10:30,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:10:30,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:10:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:10:30,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:11:06,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:11:06,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 348 states and 699 transitions. [2021-11-25 06:11:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 699 transitions. [2021-11-25 06:11:06,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 06:11:06,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:11:06,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:11:06,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:11:17,625 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:05,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:05,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 363 states and 730 transitions. [2021-11-25 06:12:05,936 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 730 transitions. [2021-11-25 06:12:05,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:05,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:05,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:05,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:06,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:11,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:11,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 366 states and 738 transitions. [2021-11-25 06:12:11,026 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 738 transitions. [2021-11-25 06:12:11,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:11,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:11,028 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:11,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 369 states and 744 transitions. [2021-11-25 06:12:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 744 transitions. [2021-11-25 06:12:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:15,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:15,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:15,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:15,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:21,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:21,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 372 states and 750 transitions. [2021-11-25 06:12:21,015 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 750 transitions. [2021-11-25 06:12:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:21,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:21,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:21,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:21,077 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:26,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:26,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 375 states and 756 transitions. [2021-11-25 06:12:26,048 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 756 transitions. [2021-11-25 06:12:26,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:26,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:26,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:26,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:32,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:32,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 378 states and 764 transitions. [2021-11-25 06:12:32,058 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 764 transitions. [2021-11-25 06:12:32,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:32,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:32,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:32,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:37,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:37,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 381 states and 770 transitions. [2021-11-25 06:12:37,550 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 770 transitions. [2021-11-25 06:12:37,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:37,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:37,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:37,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:37,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:43,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:43,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 375 states and 757 transitions. [2021-11-25 06:12:43,035 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 757 transitions. [2021-11-25 06:12:43,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:43,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:43,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:43,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:43,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:48,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:48,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 370 states and 746 transitions. [2021-11-25 06:12:48,309 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 746 transitions. [2021-11-25 06:12:48,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 06:12:48,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:48,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:48,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:12:48,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:12:54,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:12:54,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 360 states and 711 transitions. [2021-11-25 06:12:54,032 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 711 transitions. [2021-11-25 06:12:54,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:12:54,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:12:54,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:12:54,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:13:04,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:48,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 392 states and 800 transitions. [2021-11-25 06:14:48,777 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 800 transitions. [2021-11-25 06:14:48,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:14:48,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:48,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:14:48,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:14:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:14:58,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 817 states to 398 states and 817 transitions. [2021-11-25 06:14:58,245 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 817 transitions. [2021-11-25 06:14:58,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:14:58,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:14:58,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:14:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:15:09,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:16:36,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:36,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 429 states and 897 transitions. [2021-11-25 06:16:36,246 INFO L276 IsEmpty]: Start isEmpty. Operand 429 states and 897 transitions. [2021-11-25 06:16:36,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:16:36,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:36,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:36,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:16:43,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:16:43,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 433 states and 907 transitions. [2021-11-25 06:16:43,873 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 907 transitions. [2021-11-25 06:16:43,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:16:43,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:16:43,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:16:43,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:16:44,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:26,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:26,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 451 states and 956 transitions. [2021-11-25 06:17:26,514 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 956 transitions. [2021-11-25 06:17:26,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:17:26,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:26,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:26,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:26,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:29,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:29,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 455 states and 967 transitions. [2021-11-25 06:17:29,905 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 967 transitions. [2021-11-25 06:17:29,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:17:29,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:29,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:29,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:30,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:35,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:35,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 458 states and 974 transitions. [2021-11-25 06:17:35,117 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 974 transitions. [2021-11-25 06:17:35,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:17:35,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:35,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:35,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:35,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:51,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:51,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 465 states and 995 transitions. [2021-11-25 06:17:51,315 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 995 transitions. [2021-11-25 06:17:51,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:17:51,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:51,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:51,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:17:51,362 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:17:54,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:17:54,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 469 states and 1004 transitions. [2021-11-25 06:17:54,997 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1004 transitions. [2021-11-25 06:17:54,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 06:17:54,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:17:54,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:17:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:18:19,595 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.