./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg --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 d5cca3532c956cbfb3f8d24df68dd431ff61516e63bcc0106c0529c479d6a4ef --- 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-b5237d8 [2022-11-21 22:05:48,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:05:48,847 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:05:48,887 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:05:48,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:05:48,892 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:05:48,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:05:48,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:05:48,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:05:48,898 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:05:48,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:05:48,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:05:48,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:05:48,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:05:48,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:05:48,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:05:48,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:05:48,906 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:05:48,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:05:48,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:05:48,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:05:48,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:05:48,929 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:05:48,930 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:05:48,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:05:48,940 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:05:48,940 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:05:48,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:05:48,943 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:05:48,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:05:48,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:05:48,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:05:48,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:05:48,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:05:48,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:05:48,952 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:05:48,953 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:05:48,954 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:05:48,954 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:05:48,956 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:05:48,957 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:05:48,957 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 22:05:48,992 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:05:48,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:05:48,994 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:05:48,994 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:05:48,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:05:48,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:05:48,995 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:05:48,996 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:05:48,996 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:05:48,996 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:05:48,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:05:48,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:05:48,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:05:48,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:05:48,998 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:05:48,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:05:48,998 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:05:48,999 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:05:48,999 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:05:49,000 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:05:49,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:05:49,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:05:49,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:05:49,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:05:49,002 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:05:49,003 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:05:49,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:05:49,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:05:49,003 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_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5cca3532c956cbfb3f8d24df68dd431ff61516e63bcc0106c0529c479d6a4ef [2022-11-21 22:05:49,303 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:05:49,336 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:05:49,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:05:49,340 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:05:49,341 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:05:49,342 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i [2022-11-21 22:05:52,380 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:05:52,633 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:05:52,634 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i [2022-11-21 22:05:52,654 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/data/fb06c862b/16cdc6c785a84bd4a5ba164211d8529c/FLAG0b3956494 [2022-11-21 22:05:52,668 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/data/fb06c862b/16cdc6c785a84bd4a5ba164211d8529c [2022-11-21 22:05:52,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:05:52,672 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:05:52,674 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:05:52,674 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:05:52,677 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:05:52,678 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:52" (1/1) ... [2022-11-21 22:05:52,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ab02a9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:52, skipping insertion in model container [2022-11-21 22:05:52,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:52" (1/1) ... [2022-11-21 22:05:52,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:05:52,743 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:05:53,134 WARN L237 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_dc16802e-bbd5-40ea-be3f-8264543feee0/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i[23611,23624] [2022-11-21 22:05:53,279 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:05:53,298 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:05:53,342 WARN L237 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_dc16802e-bbd5-40ea-be3f-8264543feee0/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i[23611,23624] [2022-11-21 22:05:53,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:05:53,467 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:05:53,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53 WrapperNode [2022-11-21 22:05:53,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:05:53,468 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:05:53,469 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:05:53,469 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:05:53,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,502 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,546 INFO L138 Inliner]: procedures = 145, calls = 317, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 519 [2022-11-21 22:05:53,547 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:05:53,548 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:05:53,548 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:05:53,548 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:05:53,558 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,566 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,566 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,594 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,600 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,603 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,605 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,611 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:05:53,612 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:05:53,612 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:05:53,612 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:05:53,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:53" (1/1) ... [2022-11-21 22:05:53,620 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:05:53,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:05:53,649 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:05:53,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dc16802e-bbd5-40ea-be3f-8264543feee0/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:05:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:05:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:05:53,687 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:05:53,687 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:05:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:05:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:05:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:05:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2022-11-21 22:05:53,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2022-11-21 22:05:53,688 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2022-11-21 22:05:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2022-11-21 22:05:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:05:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2022-11-21 22:05:53,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2022-11-21 22:05:53,689 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-21 22:05:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-21 22:05:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:05:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 22:05:53,690 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2022-11-21 22:05:53,690 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2022-11-21 22:05:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:05:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2022-11-21 22:05:53,691 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2022-11-21 22:05:53,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:05:53,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:05:53,915 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:05:53,917 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:06:04,995 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:06:05,105 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:06:05,106 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-21 22:06:05,108 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:05 BoogieIcfgContainer [2022-11-21 22:06:05,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:06:05,110 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:06:05,110 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:06:05,120 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:06:05,120 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:06:05" (1/1) ... [2022-11-21 22:06:05,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:06:05,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:06:05,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 123 states and 178 transitions. [2022-11-21 22:06:05,191 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 178 transitions. [2022-11-21 22:06:05,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-21 22:06:05,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:06:05,201 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:06:54,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:10:47,007 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-11-21 22:10:57,106 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 22:10:57,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:10:57,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 125 states and 180 transitions. [2022-11-21 22:10:57,207 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 180 transitions. [2022-11-21 22:10:57,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-21 22:10:57,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:10:57,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:11:56,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:15:40,608 INFO L134 CoverageAnalysis]: Checked inductivity of 463 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2022-11-21 22:15:40,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:15:40,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 127 states and 183 transitions. [2022-11-21 22:15:40,721 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 183 transitions. [2022-11-21 22:15:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 22:15:40,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:15:40,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:16:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat