./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ --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 804a6f1d000a9eac5cab22029525644887c7b13b33bf8b82b475e09952d467ca --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:25:20,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:25:20,941 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:25:20,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:25:20,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:25:21,003 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:25:21,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:25:21,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:25:21,012 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:25:21,018 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:25:21,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:25:21,021 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:25:21,022 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:25:21,024 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:25:21,026 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:25:21,031 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:25:21,033 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:25:21,034 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:25:21,037 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:25:21,045 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:25:21,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:25:21,048 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:25:21,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:25:21,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:25:21,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:25:21,062 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:25:21,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:25:21,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:25:21,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:25:21,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:25:21,068 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:25:21,069 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:25:21,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:25:21,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:25:21,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:25:21,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:25:21,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:25:21,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:25:21,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:25:21,077 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:25:21,078 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:25:21,079 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:25:21,122 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:25:21,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:25:21,124 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:25:21,124 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:25:21,125 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:25:21,125 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:25:21,126 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:25:21,126 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:25:21,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:25:21,135 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:25:21,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:25:21,136 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:25:21,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:25:21,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:25:21,137 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:25:21,137 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:25:21,138 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:25:21,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:25:21,138 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:25:21,138 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:25:21,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:25:21,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:21,139 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:25:21,139 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:25:21,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:25:21,140 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:25:21,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:25:21,140 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:25:21,141 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_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 804a6f1d000a9eac5cab22029525644887c7b13b33bf8b82b475e09952d467ca [2021-11-23 01:25:21,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:25:21,508 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:25:21,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:25:21,512 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:25:21,513 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:25:21,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2021-11-23 01:25:21,598 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data/8b6a0ca8f/58c96a3fb5104b42837bd614c5f69c7a/FLAG0369c6acb [2021-11-23 01:25:22,152 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:25:22,153 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2021-11-23 01:25:22,166 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data/8b6a0ca8f/58c96a3fb5104b42837bd614c5f69c7a/FLAG0369c6acb [2021-11-23 01:25:22,490 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data/8b6a0ca8f/58c96a3fb5104b42837bd614c5f69c7a [2021-11-23 01:25:22,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:25:22,496 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:25:22,500 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:22,500 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:25:22,503 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:25:22,504 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:22,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3710c5f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22, skipping insertion in model container [2021-11-23 01:25:22,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:22,514 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:25:22,557 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:25:22,831 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_5c75d296-00f4-4d57-afc3-76a8a6a15e91/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4837,4850] [2021-11-23 01:25:22,840 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:22,853 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:25:22,918 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_5c75d296-00f4-4d57-afc3-76a8a6a15e91/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4837,4850] [2021-11-23 01:25:22,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:22,942 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:25:22,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22 WrapperNode [2021-11-23 01:25:22,947 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:22,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:22,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:25:22,951 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:25:22,959 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:22,979 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,021 INFO L137 Inliner]: procedures = 26, calls = 115, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 155 [2021-11-23 01:25:23,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:23,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:25:23,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:25:23,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:25:23,033 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,034 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,049 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,080 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,086 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:25:23,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:25:23,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:25:23,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:25:23,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:22" (1/1) ... [2021-11-23 01:25:23,104 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:23,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:25:23,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:25:23,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:25:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:25:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:25:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:25:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:25:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:25:23,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:25:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:25:23,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:25:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 01:25:23,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 01:25:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 01:25:23,179 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 01:25:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:25:23,180 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:25:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:25:23,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-23 01:25:23,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-23 01:25:23,181 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-23 01:25:23,181 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-23 01:25:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2021-11-23 01:25:23,182 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2021-11-23 01:25:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:25:23,182 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:25:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:25:23,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:25:23,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:25:23,185 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:25:23,334 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:25:23,352 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:25:23,679 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:25:23,842 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:25:23,842 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:25:23,843 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-23 01:25:23,844 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:25:23,849 INFO L158 Benchmark]: Toolchain (without parser) took 1351.27ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 51.7MB in the beginning and 75.8MB in the end (delta: -24.1MB). Peak memory consumption was 23.7MB. Max. memory is 16.1GB. [2021-11-23 01:25:23,864 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 54.1MB in the beginning and 54.1MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:25:23,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 447.81ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 51.5MB in the beginning and 74.6MB in the end (delta: -23.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:25:23,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.79ms. Allocated memory is still 100.7MB. Free memory was 74.6MB in the beginning and 72.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:23,866 INFO L158 Benchmark]: Boogie Preprocessor took 69.89ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 71.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:23,867 INFO L158 Benchmark]: RCFGBuilder took 751.78ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 75.8MB in the end (delta: -4.9MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2021-11-23 01:25:23,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory was 54.1MB in the beginning and 54.1MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 447.81ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 51.5MB in the beginning and 74.6MB in the end (delta: -23.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.79ms. Allocated memory is still 100.7MB. Free memory was 74.6MB in the beginning and 72.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.89ms. Allocated memory is still 100.7MB. Free memory was 72.6MB in the beginning and 71.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 751.78ms. Allocated memory is still 100.7MB. Free memory was 71.0MB in the beginning and 75.8MB in the end (delta: -4.9MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:25:23,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ --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 804a6f1d000a9eac5cab22029525644887c7b13b33bf8b82b475e09952d467ca --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:25:26,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:25:26,351 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:25:26,381 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:25:26,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:25:26,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:25:26,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:25:26,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:25:26,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:25:26,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:25:26,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:25:26,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:25:26,395 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:25:26,397 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:25:26,398 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:25:26,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:25:26,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:25:26,403 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:25:26,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:25:26,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:25:26,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:25:26,412 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:25:26,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:25:26,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:25:26,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:25:26,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:25:26,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:25:26,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:25:26,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:25:26,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:25:26,431 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:25:26,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:25:26,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:25:26,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:25:26,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:25:26,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:25:26,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:25:26,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:25:26,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:25:26,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:25:26,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:25:26,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:25:26,494 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:25:26,494 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:25:26,495 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:25:26,496 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:25:26,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:25:26,497 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:25:26,497 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:25:26,498 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:25:26,498 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:25:26,498 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:25:26,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:25:26,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:25:26,499 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:25:26,500 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:25:26,500 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:25:26,500 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:25:26,500 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:25:26,500 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:25:26,501 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:25:26,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:25:26,501 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:25:26,501 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:25:26,501 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:25:26,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:26,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:25:26,502 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:25:26,502 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:25:26,502 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:25:26,502 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:25:26,503 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:25:26,503 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:25:26,503 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:25:26,503 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 804a6f1d000a9eac5cab22029525644887c7b13b33bf8b82b475e09952d467ca [2021-11-23 01:25:26,936 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:25:26,961 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:25:26,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:25:26,967 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:25:26,968 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:25:26,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2021-11-23 01:25:27,046 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data/609200678/7545388d6d604393b3101605a5824e53/FLAG7c616a9a1 [2021-11-23 01:25:27,649 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:25:27,650 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2021-11-23 01:25:27,659 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data/609200678/7545388d6d604393b3101605a5824e53/FLAG7c616a9a1 [2021-11-23 01:25:27,970 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/data/609200678/7545388d6d604393b3101605a5824e53 [2021-11-23 01:25:27,973 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:25:27,975 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:25:27,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:27,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:25:27,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:25:27,983 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:27" (1/1) ... [2021-11-23 01:25:27,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4749bdca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:27, skipping insertion in model container [2021-11-23 01:25:27,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:25:27" (1/1) ... [2021-11-23 01:25:27,994 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:25:28,035 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:25:28,210 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_5c75d296-00f4-4d57-afc3-76a8a6a15e91/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4837,4850] [2021-11-23 01:25:28,214 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:28,225 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:25:28,277 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_5c75d296-00f4-4d57-afc3-76a8a6a15e91/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4837,4850] [2021-11-23 01:25:28,278 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:25:28,300 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:25:28,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28 WrapperNode [2021-11-23 01:25:28,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:25:28,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:28,303 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:25:28,303 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:25:28,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,355 INFO L137 Inliner]: procedures = 28, calls = 115, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 145 [2021-11-23 01:25:28,356 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:25:28,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:25:28,357 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:25:28,357 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:25:28,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,366 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,372 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,372 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,384 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,387 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,390 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,394 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:25:28,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:25:28,395 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:25:28,395 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:25:28,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:25:28" (1/1) ... [2021-11-23 01:25:28,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:25:28,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:25:28,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:25:28,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:25:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:25:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:25:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:25:28,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:25:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-11-23 01:25:28,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-11-23 01:25:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-11-23 01:25:28,497 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-11-23 01:25:28,497 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-11-23 01:25:28,499 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-11-23 01:25:28,501 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-11-23 01:25:28,501 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-11-23 01:25:28,501 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:25:28,501 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:25:28,501 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2021-11-23 01:25:28,502 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2021-11-23 01:25:28,502 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2021-11-23 01:25:28,502 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2021-11-23 01:25:28,502 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2021-11-23 01:25:28,503 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2021-11-23 01:25:28,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 01:25:28,503 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 01:25:28,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:25:28,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:25:28,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:25:28,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 01:25:28,505 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 01:25:28,667 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:25:28,669 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:25:29,085 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:25:29,265 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:25:29,265 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:25:29,266 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2021-11-23 01:25:29,267 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:25:29,271 INFO L158 Benchmark]: Toolchain (without parser) took 1294.86ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 40.4MB in the beginning and 52.5MB in the end (delta: -12.1MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2021-11-23 01:25:29,271 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:25:29,272 INFO L158 Benchmark]: CACSL2BoogieTranslator took 324.39ms. Allocated memory is still 60.8MB. Free memory was 40.1MB in the beginning and 42.9MB in the end (delta: -2.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:25:29,273 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.26ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 40.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:25:29,274 INFO L158 Benchmark]: Boogie Preprocessor took 37.90ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 39.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:25:29,278 INFO L158 Benchmark]: RCFGBuilder took 873.77ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 39.0MB in the beginning and 52.5MB in the end (delta: -13.5MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2021-11-23 01:25:29,289 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 60.8MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 324.39ms. Allocated memory is still 60.8MB. Free memory was 40.1MB in the beginning and 42.9MB in the end (delta: -2.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.26ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 40.8MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 37.90ms. Allocated memory is still 60.8MB. Free memory was 40.8MB in the beginning and 39.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 873.77ms. Allocated memory was 60.8MB in the beginning and 81.8MB in the end (delta: 21.0MB). Free memory was 39.0MB in the beginning and 52.5MB in the end (delta: -13.5MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:25:29,341 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c75d296-00f4-4d57-afc3-76a8a6a15e91/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?