./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_stack-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH --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 f673ebb9e7e04aacff207de4acfe748a76999a1319247236c14ae51e44f23889 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:18:17,135 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:18:17,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:18:17,158 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:18:17,159 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:18:17,160 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:18:17,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:18:17,169 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:18:17,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:18:17,182 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:18:17,183 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:18:17,184 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:18:17,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:18:17,185 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:18:17,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:18:17,187 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:18:17,188 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:18:17,192 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:18:17,194 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:18:17,201 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:18:17,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:18:17,204 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:18:17,205 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:18:17,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:18:17,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:18:17,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:18:17,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:18:17,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:18:17,211 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:18:17,212 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:18:17,212 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:18:17,213 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:18:17,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:18:17,214 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:18:17,215 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:18:17,216 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:18:17,216 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:18:17,217 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:18:17,217 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:18:17,218 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:18:17,218 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:18:17,219 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-16 08:18:17,239 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:18:17,239 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:18:17,240 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:18:17,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:18:17,241 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:18:17,241 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:18:17,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:18:17,241 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 08:18:17,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:18:17,242 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 08:18:17,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:18:17,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:18:17,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:18:17,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:18:17,243 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 08:18:17,243 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:18:17,243 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:18:17,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:18:17,243 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:18:17,244 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:18:17,244 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:18:17,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:18:17,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:18:17,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:18:17,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:18:17,245 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:18:17,245 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:18:17,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:18:17,245 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_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f673ebb9e7e04aacff207de4acfe748a76999a1319247236c14ae51e44f23889 [2022-11-16 08:18:17,525 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:18:17,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:18:17,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:18:17,555 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:18:17,557 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:18:17,559 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/seq-pthread/cs_stack-1.i [2022-11-16 08:18:17,637 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/data/4e2a478e0/05410002467f4ac988d82d9d73f58bfe/FLAGf3e4f7f18 [2022-11-16 08:18:18,317 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:18:18,318 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/sv-benchmarks/c/seq-pthread/cs_stack-1.i [2022-11-16 08:18:18,332 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/data/4e2a478e0/05410002467f4ac988d82d9d73f58bfe/FLAGf3e4f7f18 [2022-11-16 08:18:18,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/data/4e2a478e0/05410002467f4ac988d82d9d73f58bfe [2022-11-16 08:18:18,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:18:18,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:18:18,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:18:18,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:18:18,556 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:18:18,557 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:18:18" (1/1) ... [2022-11-16 08:18:18,558 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7161344d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:18, skipping insertion in model container [2022-11-16 08:18:18,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:18:18" (1/1) ... [2022-11-16 08:18:18,566 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:18:18,609 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:18:19,136 WARN L229 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_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/sv-benchmarks/c/seq-pthread/cs_stack-1.i[34744,34757] [2022-11-16 08:18:19,245 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:18:19,258 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:18:19,291 WARN L229 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_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/sv-benchmarks/c/seq-pthread/cs_stack-1.i[34744,34757] [2022-11-16 08:18:19,353 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:18:19,426 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:18:19,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19 WrapperNode [2022-11-16 08:18:19,427 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:18:19,428 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:18:19,428 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:18:19,428 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:18:19,440 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,466 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,514 INFO L138 Inliner]: procedures = 254, calls = 276, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 640 [2022-11-16 08:18:19,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:18:19,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:18:19,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:18:19,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:18:19,525 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,560 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,574 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,581 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:18:19,582 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:18:19,582 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:18:19,583 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:18:19,599 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:18:19" (1/1) ... [2022-11-16 08:18:19,605 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:18:19,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:18:19,652 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:18:19,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1839f4a7-f913-4d3b-adf0-5e2e3993de1d/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:18:19,707 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 08:18:19,708 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 08:18:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 08:18:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_lock [2022-11-16 08:18:19,709 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_lock [2022-11-16 08:18:19,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 08:18:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 08:18:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 08:18:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_unlock [2022-11-16 08:18:19,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_unlock [2022-11-16 08:18:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 08:18:19,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 08:18:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2022-11-16 08:18:19,711 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2022-11-16 08:18:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 08:18:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 08:18:19,711 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-16 08:18:19,712 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-16 08:18:19,712 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-16 08:18:19,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-16 08:18:19,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-16 08:18:19,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-16 08:18:19,713 INFO L130 BoogieDeclarations]: Found specification of procedure error [2022-11-16 08:18:19,713 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2022-11-16 08:18:19,713 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-16 08:18:19,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-16 08:18:19,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 08:18:19,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:18:19,714 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:18:19,937 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:18:19,939 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:18:20,014 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,014 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256;#res := 0; [2022-11-16 08:18:20,040 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,040 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume 0 != ~__CS_ret~0 % 256; [2022-11-16 08:18:20,040 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume 0 != ~__CS_ret~0 % 256; [2022-11-16 08:18:20,040 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,041 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,041 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L933: SUMMARY for call __CS_cs(); srcloc: null [2022-11-16 08:18:20,041 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume 0 != ~__CS_ret~0 % 256; [2022-11-16 08:18:20,041 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L933-1: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,041 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume 0 != ~__CS_ret~0 % 256; [2022-11-16 08:18:20,508 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,509 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume 0 != ~__CS_ret~0 % 256;push_#res#1 := 0; [2022-11-16 08:18:20,509 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##54: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,509 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##53: assume 0 != ~__CS_ret~0 % 256;pop_#res#1 := 0; [2022-11-16 08:18:20,509 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##58: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,509 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##57: assume 0 != ~__CS_ret~0 % 256;pop_#res#1 := 0; [2022-11-16 08:18:20,510 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:20,510 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##42: assume 0 != ~__CS_ret~0 % 256;pop_#res#1 := 0; [2022-11-16 08:18:20,510 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume 0 != ~__CS_ret~0 % 256;pop_#res#1 := 0; [2022-11-16 08:18:20,510 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L1005: assume !(0 != ~__CS_ret~0 % 256);pop_#res#1 := 0; [2022-11-16 08:18:20,510 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint L989-2: SUMMARY for call __CS_cs(); srcloc: null [2022-11-16 08:18:20,510 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##111: assume 0 != ~__CS_ret~0 % 256;push_#res#1 := 0; [2022-11-16 08:18:20,511 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##112: assume !(0 != ~__CS_ret~0 % 256); [2022-11-16 08:18:30,980 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:18:31,114 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:18:31,115 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-16 08:18:31,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:18:31 BoogieIcfgContainer [2022-11-16 08:18:31,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:18:31,119 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:18:31,119 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:18:31,130 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:18:31,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:18:31" (1/1) ... [2022-11-16 08:18:31,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:18:31,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:18:31,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 195 states and 308 transitions. [2022-11-16 08:18:31,229 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 308 transitions. [2022-11-16 08:18:31,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-11-16 08:18:31,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:18:31,242 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:18:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:18:43,844 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-11-16 08:18:53,904 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-16 08:18:53,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:18:53,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 197 states and 310 transitions. [2022-11-16 08:18:53,979 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 310 transitions. [2022-11-16 08:18:53,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-16 08:18:53,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:18:53,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:18:57,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:19:04,768 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-11-16 08:19:04,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:19:04,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 199 states and 313 transitions. [2022-11-16 08:19:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 313 transitions. [2022-11-16 08:19:04,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-16 08:19:04,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:19:04,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:19:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:19:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-11-16 08:19:18,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:19:18,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 201 states and 316 transitions. [2022-11-16 08:19:18,314 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 316 transitions. [2022-11-16 08:19:18,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-16 08:19:18,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:19:18,319 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:19:19,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:19:30,747 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-11-16 08:19:30,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:19:30,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 203 states and 319 transitions. [2022-11-16 08:19:30,828 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 319 transitions. [2022-11-16 08:19:30,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-16 08:19:30,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:19:30,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:19:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:19:42,825 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-11-16 08:19:42,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:19:42,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 205 states and 322 transitions. [2022-11-16 08:19:42,853 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 322 transitions. [2022-11-16 08:19:42,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:19:42,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:19:42,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:19:45,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:19:56,314 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:19:56,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:19:56,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 213 states and 343 transitions. [2022-11-16 08:19:56,861 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 343 transitions. [2022-11-16 08:19:56,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:19:56,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:19:56,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:20:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:20:10,283 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:20:10,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:20:10,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 214 states and 345 transitions. [2022-11-16 08:20:10,295 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 345 transitions. [2022-11-16 08:20:10,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:20:10,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:20:10,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:20:12,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:20:22,794 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:20:22,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:20:22,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 215 states and 347 transitions. [2022-11-16 08:20:22,805 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 347 transitions. [2022-11-16 08:20:22,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:20:22,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:20:22,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:20:25,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:20:35,113 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:20:35,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:20:35,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 216 states and 349 transitions. [2022-11-16 08:20:35,123 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 349 transitions. [2022-11-16 08:20:35,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:20:35,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:20:35,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:20:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:20:48,058 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:20:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:20:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 217 states and 351 transitions. [2022-11-16 08:20:48,069 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 351 transitions. [2022-11-16 08:20:48,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:20:48,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:20:48,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:20:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:21:01,126 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:21:01,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:21:01,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 218 states and 353 transitions. [2022-11-16 08:21:01,135 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 353 transitions. [2022-11-16 08:21:01,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:21:01,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:21:01,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:21:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:21:13,710 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:21:13,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:21:13,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 219 states and 355 transitions. [2022-11-16 08:21:13,719 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 355 transitions. [2022-11-16 08:21:13,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:21:13,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:21:13,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:21:15,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:21:28,052 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:21:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:21:28,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 220 states and 357 transitions. [2022-11-16 08:21:28,068 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 357 transitions. [2022-11-16 08:21:28,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:21:28,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:21:28,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:21:30,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:21:42,729 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:21:42,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:21:42,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 221 states and 359 transitions. [2022-11-16 08:21:42,737 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 359 transitions. [2022-11-16 08:21:42,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:21:42,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:21:42,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:21:45,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:21:56,933 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:21:56,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:21:56,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 222 states and 361 transitions. [2022-11-16 08:21:56,942 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 361 transitions. [2022-11-16 08:21:56,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:21:56,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:21:56,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:21:59,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:22:11,139 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:22:11,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:22:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 223 states and 363 transitions. [2022-11-16 08:22:11,149 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 363 transitions. [2022-11-16 08:22:11,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:22:11,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:22:11,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:22:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:22:25,872 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:22:25,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:22:25,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 224 states and 365 transitions. [2022-11-16 08:22:25,882 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 365 transitions. [2022-11-16 08:22:25,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:22:25,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:22:25,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:22:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:22:40,403 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:22:40,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:22:40,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 225 states and 367 transitions. [2022-11-16 08:22:40,412 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 367 transitions. [2022-11-16 08:22:40,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:22:40,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:22:40,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:22:43,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:22:54,302 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:22:54,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:22:54,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 226 states and 369 transitions. [2022-11-16 08:22:54,312 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 369 transitions. [2022-11-16 08:22:54,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:22:54,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:22:54,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:22:57,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:23:08,551 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:23:08,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:23:08,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 227 states and 371 transitions. [2022-11-16 08:23:08,560 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 371 transitions. [2022-11-16 08:23:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:23:08,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:23:08,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:23:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:23:22,057 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:23:22,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:23:22,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 228 states and 373 transitions. [2022-11-16 08:23:22,065 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 373 transitions. [2022-11-16 08:23:22,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:23:22,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:23:22,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:23:25,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:23:34,782 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:23:34,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:23:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 229 states and 375 transitions. [2022-11-16 08:23:34,790 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 375 transitions. [2022-11-16 08:23:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:23:34,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:23:34,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:23:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:23:48,616 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:23:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:23:48,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 230 states and 377 transitions. [2022-11-16 08:23:48,623 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 377 transitions. [2022-11-16 08:23:48,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:23:48,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:23:48,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:23:52,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:24:02,560 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:24:02,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:24:02,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 231 states and 379 transitions. [2022-11-16 08:24:02,574 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 379 transitions. [2022-11-16 08:24:02,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:24:02,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:24:02,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:24:04,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:24:15,569 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:24:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:24:15,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 232 states and 381 transitions. [2022-11-16 08:24:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 381 transitions. [2022-11-16 08:24:15,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:24:15,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:24:15,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:24:18,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:24:28,305 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:24:28,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:24:28,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 233 states and 383 transitions. [2022-11-16 08:24:28,314 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 383 transitions. [2022-11-16 08:24:28,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:24:28,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:24:28,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:24:31,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:24:41,301 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-16 08:24:41,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:24:41,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 234 states and 385 transitions. [2022-11-16 08:24:41,309 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 385 transitions. [2022-11-16 08:24:41,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-16 08:24:41,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:24:41,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:24:44,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat