./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu --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 db5eab03de8fef3e653289c5dcf0b220be6d8b09a4df3c07d6d5a066426e755a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:51:54,297 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:51:54,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:51:54,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:51:54,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:51:54,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:51:54,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:51:54,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:51:54,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:51:54,398 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:51:54,400 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:51:54,402 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:51:54,403 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:51:54,406 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:51:54,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:51:54,417 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:51:54,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:51:54,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:51:54,425 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:51:54,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:51:54,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:51:54,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:51:54,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:51:54,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:51:54,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:51:54,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:51:54,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:51:54,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:51:54,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:51:54,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:51:54,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:51:54,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:51:54,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:51:54,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:51:54,467 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:51:54,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:51:54,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:51:54,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:51:54,469 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:51:54,470 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:51:54,471 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:51:54,472 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:51:54,526 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:51:54,527 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:51:54,529 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:51:54,529 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:51:54,530 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:51:54,530 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:51:54,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:51:54,531 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:51:54,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:51:54,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:51:54,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:51:54,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:51:54,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:51:54,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:51:54,534 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:51:54,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:51:54,535 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:51:54,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:51:54,535 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:51:54,535 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:51:54,536 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:51:54,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:54,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:51:54,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:51:54,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:51:54,537 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:51:54,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:51:54,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:51:54,538 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_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db5eab03de8fef3e653289c5dcf0b220be6d8b09a4df3c07d6d5a066426e755a [2021-11-23 15:51:54,865 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:51:54,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:51:54,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:51:54,895 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:51:54,896 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:51:54,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2021-11-23 15:51:54,982 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data/daac883bb/542167f74f82496688a4c103783f957f/FLAGe6f1fcd56 [2021-11-23 15:51:55,794 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:51:55,795 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2021-11-23 15:51:55,836 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data/daac883bb/542167f74f82496688a4c103783f957f/FLAGe6f1fcd56 [2021-11-23 15:51:55,983 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data/daac883bb/542167f74f82496688a4c103783f957f [2021-11-23 15:51:55,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:51:55,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:51:55,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:55,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:51:55,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:51:55,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:55" (1/1) ... [2021-11-23 15:51:55,996 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e84f4c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:55, skipping insertion in model container [2021-11-23 15:51:55,996 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:51:55" (1/1) ... [2021-11-23 15:51:56,004 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:51:56,056 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:51:56,719 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_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i[47038,47051] [2021-11-23 15:51:56,789 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:56,953 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:51:57,024 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_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i[47038,47051] [2021-11-23 15:51:57,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:51:57,118 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:51:57,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57 WrapperNode [2021-11-23 15:51:57,119 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:51:57,120 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:57,121 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:51:57,121 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:51:57,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,155 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,193 INFO L137 Inliner]: procedures = 278, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 221 [2021-11-23 15:51:57,194 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:51:57,195 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:51:57,195 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:51:57,195 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:51:57,204 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,204 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,245 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,251 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,261 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:51:57,262 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:51:57,262 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:51:57,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:51:57,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:51:57" (1/1) ... [2021-11-23 15:51:57,272 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:51:57,296 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:51:57,311 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:51:57,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:51:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:51:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:51:57,357 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-11-23 15:51:57,358 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-11-23 15:51:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:51:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:51:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-11-23 15:51:57,358 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-11-23 15:51:57,358 INFO L130 BoogieDeclarations]: Found specification of procedure init [2021-11-23 15:51:57,359 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2021-11-23 15:51:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:51:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:51:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:51:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:51:57,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:51:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:51:57,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:51:57,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:51:57,362 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 15:51:57,523 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:51:57,525 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:51:58,197 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:51:58,213 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:51:58,217 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-23 15:51:58,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:58 BoogieIcfgContainer [2021-11-23 15:51:58,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:51:58,223 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:51:58,223 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:51:58,237 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:51:58,237 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:51:58" (1/1) ... [2021-11-23 15:51:58,239 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:51:58,251 INFO L158 Benchmark]: Toolchain (without parser) took 2261.23ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 64.2MB in the beginning and 85.4MB in the end (delta: -21.2MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:58,252 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 88.1MB. Free memory was 62.0MB in the beginning and 62.0MB in the end (delta: 79.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:58,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1130.40ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 64.0MB in the beginning and 60.2MB in the end (delta: 3.7MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. [2021-11-23 15:51:58,255 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.49ms. Allocated memory is still 115.3MB. Free memory was 60.2MB in the beginning and 57.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:58,256 INFO L158 Benchmark]: Boogie Preprocessor took 66.45ms. Allocated memory is still 115.3MB. Free memory was 57.4MB in the beginning and 55.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:58,257 INFO L158 Benchmark]: RCFGBuilder took 959.19ms. Allocated memory is still 115.3MB. Free memory was 54.8MB in the beginning and 86.7MB in the end (delta: -31.8MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-11-23 15:51:58,258 INFO L158 Benchmark]: CodeCheck took 25.16ms. Allocated memory is still 115.3MB. Free memory was 86.2MB in the beginning and 85.4MB in the end (delta: 769.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:51:58,272 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 88.1MB. Free memory was 62.0MB in the beginning and 62.0MB in the end (delta: 79.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1130.40ms. Allocated memory was 88.1MB in the beginning and 115.3MB in the end (delta: 27.3MB). Free memory was 64.0MB in the beginning and 60.2MB in the end (delta: 3.7MB). Peak memory consumption was 31.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.49ms. Allocated memory is still 115.3MB. Free memory was 60.2MB in the beginning and 57.4MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.45ms. Allocated memory is still 115.3MB. Free memory was 57.4MB in the beginning and 55.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 959.19ms. Allocated memory is still 115.3MB. Free memory was 54.8MB in the beginning and 86.7MB in the end (delta: -31.8MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * CodeCheck took 25.16ms. Allocated memory is still 115.3MB. Free memory was 86.2MB in the beginning and 85.4MB in the end (delta: 769.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:51:58,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/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_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu --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 db5eab03de8fef3e653289c5dcf0b220be6d8b09a4df3c07d6d5a066426e755a --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:52:01,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:52:01,222 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:52:01,280 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:52:01,281 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:52:01,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:52:01,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:52:01,288 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:52:01,290 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:52:01,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:52:01,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:52:01,295 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:52:01,299 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:52:01,303 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:52:01,305 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:52:01,308 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:52:01,313 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:52:01,319 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:52:01,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:52:01,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:52:01,331 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:52:01,334 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:52:01,335 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:52:01,338 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:52:01,343 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:52:01,347 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:52:01,348 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:52:01,349 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:52:01,350 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:52:01,351 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:52:01,352 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:52:01,353 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:52:01,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:52:01,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:52:01,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:52:01,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:52:01,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:52:01,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:52:01,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:52:01,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:52:01,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:52:01,366 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:52:01,416 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:52:01,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:52:01,418 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:52:01,418 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:52:01,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:52:01,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:52:01,420 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:52:01,420 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:52:01,421 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:52:01,421 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:52:01,422 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:52:01,422 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:52:01,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:52:01,423 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:52:01,423 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:52:01,423 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:52:01,423 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:52:01,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:52:01,424 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:52:01,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:52:01,424 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:52:01,425 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:52:01,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:52:01,425 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:01,425 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:52:01,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:52:01,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:52:01,426 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:52:01,427 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:52:01,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:52:01,427 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:52:01,427 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:52:01,428 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_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db5eab03de8fef3e653289c5dcf0b220be6d8b09a4df3c07d6d5a066426e755a [2021-11-23 15:52:01,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:52:01,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:52:01,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:52:01,910 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:52:01,911 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:52:01,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2021-11-23 15:52:01,995 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data/5027d90f3/f2afc4a8107848198a4c4d2f07ec53eb/FLAG850edcecc [2021-11-23 15:52:02,683 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:52:02,683 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2021-11-23 15:52:02,722 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data/5027d90f3/f2afc4a8107848198a4c4d2f07ec53eb/FLAG850edcecc [2021-11-23 15:52:02,930 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/data/5027d90f3/f2afc4a8107848198a4c4d2f07ec53eb [2021-11-23 15:52:02,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:52:02,940 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:52:02,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:02,948 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:52:02,952 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:52:02,953 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:02" (1/1) ... [2021-11-23 15:52:02,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc87fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:02, skipping insertion in model container [2021-11-23 15:52:02,956 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:52:02" (1/1) ... [2021-11-23 15:52:02,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:52:03,046 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:52:03,641 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_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i[47038,47051] [2021-11-23 15:52:03,680 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:03,817 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:52:03,852 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_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i[47038,47051] [2021-11-23 15:52:03,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:52:03,981 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:52:03,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03 WrapperNode [2021-11-23 15:52:03,982 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:52:03,983 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:03,983 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:52:03,983 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:52:03,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,031 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,086 INFO L137 Inliner]: procedures = 282, calls = 60, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 212 [2021-11-23 15:52:04,087 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:52:04,088 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:52:04,088 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:52:04,088 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:52:04,101 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,102 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,140 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,146 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,150 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,156 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:52:04,156 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:52:04,157 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:52:04,157 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:52:04,165 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:52:03" (1/1) ... [2021-11-23 15:52:04,172 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:52:04,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:52:04,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:52:04,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:52:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 15:52:04,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:52:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:52:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2021-11-23 15:52:04,261 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2021-11-23 15:52:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:52:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:52:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:52:04,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 15:52:04,263 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2021-11-23 15:52:04,263 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2021-11-23 15:52:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure init [2021-11-23 15:52:04,264 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2021-11-23 15:52:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-11-23 15:52:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:52:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:52:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:52:04,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:52:04,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:52:04,266 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 15:52:04,529 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:52:04,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:52:05,148 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:52:05,157 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:52:05,157 INFO L301 CfgBuilder]: Removed 16 assume(true) statements. [2021-11-23 15:52:05,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:05 BoogieIcfgContainer [2021-11-23 15:52:05,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:52:05,161 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:52:05,161 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:52:05,170 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:52:05,171 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:52:05" (1/1) ... [2021-11-23 15:52:05,171 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 15:52:05,175 INFO L158 Benchmark]: Toolchain (without parser) took 2234.33ms. Allocated memory is still 75.5MB. Free memory was 51.0MB in the beginning and 45.0MB in the end (delta: 6.0MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:05,176 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:05,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1034.62ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 52.1MB in the end (delta: -1.4MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2021-11-23 15:52:05,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 104.17ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 49.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:52:05,178 INFO L158 Benchmark]: Boogie Preprocessor took 68.17ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 46.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:52:05,178 INFO L158 Benchmark]: RCFGBuilder took 1003.47ms. Allocated memory is still 75.5MB. Free memory was 46.4MB in the beginning and 46.1MB in the end (delta: 229.4kB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2021-11-23 15:52:05,179 INFO L158 Benchmark]: CodeCheck took 12.56ms. Allocated memory is still 75.5MB. Free memory was 45.8MB in the beginning and 45.0MB in the end (delta: 752.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:52:05,182 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 52.4MB. Free memory was 32.7MB in the beginning and 32.7MB in the end (delta: 41.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1034.62ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 52.1MB in the end (delta: -1.4MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 104.17ms. Allocated memory is still 75.5MB. Free memory was 52.1MB in the beginning and 49.1MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.17ms. Allocated memory is still 75.5MB. Free memory was 49.1MB in the beginning and 46.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1003.47ms. Allocated memory is still 75.5MB. Free memory was 46.4MB in the beginning and 46.1MB in the end (delta: 229.4kB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * CodeCheck took 12.56ms. Allocated memory is still 75.5MB. Free memory was 45.8MB in the beginning and 45.0MB in the end (delta: 752.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:52:05,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3e7659a-fa9d-4c7f-bdf3-d5f89b293067/bin/ukojak-CwSLpZB5Qu/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported