./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:07:07,413 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:07:07,483 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:07:07,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:07:07,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:07:07,513 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:07:07,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:07:07,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:07:07,516 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:07:07,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:07:07,517 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:07:07,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:07:07,518 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:07:07,518 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:07:07,519 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:07:07,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:07:07,520 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:07:07,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:07:07,521 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:07:07,522 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:07:07,535 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:07:07,536 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:07:07,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:07:07,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:07:07,538 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:07:07,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:07:07,538 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:07:07,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:07:07,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:07:07,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:07:07,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:07:07,541 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:07:07,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:07:07,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:07:07,542 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:07:07,542 INFO L153 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_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c [2023-12-02 22:07:07,772 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:07:07,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:07:07,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:07:07,796 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:07:07,796 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:07:07,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2023-12-02 22:07:10,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:07:10,819 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:07:10,820 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2023-12-02 22:07:10,838 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/data/6358e38b1/346ea51f2cf0499dbbeb7a4447959262/FLAG33a63a432 [2023-12-02 22:07:10,854 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/data/6358e38b1/346ea51f2cf0499dbbeb7a4447959262 [2023-12-02 22:07:10,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:07:10,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:07:10,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:07:10,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:07:10,872 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:07:10,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:07:10" (1/1) ... [2023-12-02 22:07:10,874 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f3345fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:10, skipping insertion in model container [2023-12-02 22:07:10,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:07:10" (1/1) ... [2023-12-02 22:07:10,931 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:07:11,417 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:07:11,432 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:07:11,490 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:07:11,559 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:07:11,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11 WrapperNode [2023-12-02 22:07:11,560 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:07:11,561 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:07:11,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:07:11,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:07:11,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,588 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,616 INFO L138 Inliner]: procedures = 280, calls = 99, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 168 [2023-12-02 22:07:11,617 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:07:11,617 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:07:11,617 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:07:11,618 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:07:11,627 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,633 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,634 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,645 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,654 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,660 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:07:11,661 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:07:11,661 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:07:11,661 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:07:11,662 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:11" (1/1) ... [2023-12-02 22:07:11,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:07:11,705 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:07:11,717 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:07:11,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:07:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:07:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:07:11,751 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-02 22:07:11,751 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-02 22:07:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure take [2023-12-02 22:07:11,752 INFO L138 BoogieDeclarations]: Found implementation of procedure take [2023-12-02 22:07:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:07:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 22:07:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:07:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-02 22:07:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-02 22:07:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-12-02 22:07:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-12-02 22:07:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:07:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:07:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:07:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 22:07:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:07:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:07:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:07:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2023-12-02 22:07:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2023-12-02 22:07:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2023-12-02 22:07:11,754 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2023-12-02 22:07:11,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:07:11,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:07:11,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:07:11,757 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:07:11,911 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:07:11,914 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:07:12,329 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:07:12,368 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:07:12,369 INFO L309 CfgBuilder]: Removed 27 assume(true) statements. [2023-12-02 22:07:12,370 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:07:12 BoogieIcfgContainer [2023-12-02 22:07:12,370 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:07:12,371 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:07:12,371 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:07:12,379 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:07:12,379 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:07:12" (1/1) ... [2023-12-02 22:07:12,380 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:07:12,384 INFO L158 Benchmark]: Toolchain (without parser) took 1517.12ms. Allocated memory is still 174.1MB. Free memory was 146.1MB in the beginning and 108.0MB in the end (delta: 38.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 22:07:12,384 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 127.9MB. Free memory is still 100.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:07:12,385 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.93ms. Allocated memory is still 174.1MB. Free memory was 146.1MB in the beginning and 114.7MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-02 22:07:12,385 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.85ms. Allocated memory is still 174.1MB. Free memory was 114.7MB in the beginning and 111.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:07:12,386 INFO L158 Benchmark]: Boogie Preprocessor took 42.75ms. Allocated memory is still 174.1MB. Free memory was 111.7MB in the beginning and 109.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:07:12,386 INFO L158 Benchmark]: RCFGBuilder took 709.68ms. Allocated memory is still 174.1MB. Free memory was 109.6MB in the beginning and 109.2MB in the end (delta: 395.4kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 22:07:12,387 INFO L158 Benchmark]: CodeCheck took 11.06ms. Allocated memory is still 174.1MB. Free memory was 109.2MB in the beginning and 108.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:07:12,390 INFO L338 ainManager$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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 127.9MB. Free memory is still 100.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.93ms. Allocated memory is still 174.1MB. Free memory was 146.1MB in the beginning and 114.7MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.85ms. Allocated memory is still 174.1MB. Free memory was 114.7MB in the beginning and 111.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.75ms. Allocated memory is still 174.1MB. Free memory was 111.7MB in the beginning and 109.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 709.68ms. Allocated memory is still 174.1MB. Free memory was 109.6MB in the beginning and 109.2MB in the end (delta: 395.4kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 11.06ms. Allocated memory is still 174.1MB. Free memory was 109.2MB in the beginning and 108.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:07:12,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:07:14,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:07:14,382 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 22:07:14,421 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:07:14,422 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:07:14,422 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:07:14,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:07:14,424 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:07:14,424 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:07:14,425 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:07:14,426 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:07:14,426 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:07:14,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:07:14,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:07:14,428 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:07:14,428 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:07:14,429 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:07:14,429 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:07:14,430 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:07:14,430 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:07:14,431 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:07:14,431 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:07:14,432 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:07:14,432 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:07:14,433 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:07:14,433 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:07:14,434 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:07:14,434 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:07:14,435 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:07:14,435 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:07:14,436 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:07:14,436 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:07:14,437 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:07:14,437 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:07:14,437 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:07:14,437 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:07:14,438 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:07:14,438 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:07:14,438 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:07:14,438 INFO L153 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_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f70125267ee7251a74a40ef1ba0ea3ced14d0fe45e7a9ea5a666e1eecab0c01c [2023-12-02 22:07:14,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:07:14,779 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:07:14,782 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:07:14,783 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:07:14,784 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:07:14,785 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2023-12-02 22:07:17,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:07:17,913 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:07:17,914 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/sv-benchmarks/c/goblint-regression/28-race_reach_84-list2_racing2.i [2023-12-02 22:07:17,932 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/data/d6043a6bd/cade4eaeaf4d422fa20ac18e0c748f0e/FLAG0e3313bbb [2023-12-02 22:07:17,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/data/d6043a6bd/cade4eaeaf4d422fa20ac18e0c748f0e [2023-12-02 22:07:17,949 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:07:17,951 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:07:17,952 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:07:17,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:07:17,956 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:07:17,957 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:07:17" (1/1) ... [2023-12-02 22:07:17,958 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3472fb83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:17, skipping insertion in model container [2023-12-02 22:07:17,958 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:07:17" (1/1) ... [2023-12-02 22:07:18,021 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:07:18,577 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:07:18,595 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:07:18,652 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:07:18,728 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:07:18,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18 WrapperNode [2023-12-02 22:07:18,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:07:18,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:07:18,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:07:18,730 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:07:18,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,761 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,798 INFO L138 Inliner]: procedures = 284, calls = 99, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 169 [2023-12-02 22:07:18,799 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:07:18,800 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:07:18,800 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:07:18,800 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:07:18,809 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,815 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,816 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,832 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,837 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,845 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:07:18,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:07:18,853 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:07:18,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:07:18,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:07:18" (1/1) ... [2023-12-02 22:07:18,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:07:18,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:07:18,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:07:18,890 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:07:18,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:07:18,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:07:18,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 22:07:18,923 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-12-02 22:07:18,924 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-12-02 22:07:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure take [2023-12-02 22:07:18,924 INFO L138 BoogieDeclarations]: Found implementation of procedure take [2023-12-02 22:07:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:07:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:07:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:07:18,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 22:07:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 22:07:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-12-02 22:07:18,925 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-12-02 22:07:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-12-02 22:07:18,925 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-12-02 22:07:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:07:18,925 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:07:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 22:07:18,925 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:07:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:07:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:07:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure t3_fun [2023-12-02 22:07:18,926 INFO L138 BoogieDeclarations]: Found implementation of procedure t3_fun [2023-12-02 22:07:18,926 INFO L130 BoogieDeclarations]: Found specification of procedure insert [2023-12-02 22:07:18,926 INFO L138 BoogieDeclarations]: Found implementation of procedure insert [2023-12-02 22:07:18,927 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:07:18,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:07:18,928 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:07:19,104 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:07:19,107 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:07:19,745 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:07:19,790 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:07:19,790 INFO L309 CfgBuilder]: Removed 27 assume(true) statements. [2023-12-02 22:07:19,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:07:19 BoogieIcfgContainer [2023-12-02 22:07:19,792 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:07:19,793 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:07:19,793 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:07:19,800 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:07:19,800 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:07:19" (1/1) ... [2023-12-02 22:07:19,801 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:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-12-02 22:07:19,804 INFO L158 Benchmark]: Toolchain (without parser) took 1852.81ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 49.5MB in the beginning and 45.9MB in the end (delta: 3.6MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-12-02 22:07:19,805 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory is still 31.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:07:19,805 INFO L158 Benchmark]: CACSL2BoogieTranslator took 776.93ms. Allocated memory is still 75.5MB. Free memory was 49.3MB in the beginning and 32.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 22:07:19,806 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.04ms. Allocated memory is still 75.5MB. Free memory was 32.8MB in the beginning and 51.5MB in the end (delta: -18.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2023-12-02 22:07:19,806 INFO L158 Benchmark]: Boogie Preprocessor took 52.10ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 48.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:07:19,807 INFO L158 Benchmark]: RCFGBuilder took 939.54ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 48.1MB in the beginning and 47.0MB in the end (delta: 1.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 22:07:19,808 INFO L158 Benchmark]: CodeCheck took 10.29ms. Allocated memory is still 92.3MB. Free memory was 47.0MB in the beginning and 45.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:07:19,811 INFO L338 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:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 54.5MB. Free memory is still 31.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 776.93ms. Allocated memory is still 75.5MB. Free memory was 49.3MB in the beginning and 32.8MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.04ms. Allocated memory is still 75.5MB. Free memory was 32.8MB in the beginning and 51.5MB in the end (delta: -18.8MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.10ms. Allocated memory is still 75.5MB. Free memory was 51.5MB in the beginning and 48.1MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 939.54ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 48.1MB in the beginning and 47.0MB in the end (delta: 1.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 10.29ms. Allocated memory is still 92.3MB. Free memory was 47.0MB in the beginning and 45.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:07:19,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_61d4c20b-4dd2-48b8-aef9-961752c6e93e/bin/ukojak-verify-Qdu7aM0XO9/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