./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-1_1-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_1-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 ab598119c4148bae0d8b880ae1fca3b30d4f7d9a1b46bb07e7f3565fa04f9e72 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:42:24,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:42:24,258 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:42:24,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:42:24,263 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:42:24,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:42:24,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:42:24,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:42:24,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:42:24,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:42:24,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:42:24,289 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:42:24,289 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:42:24,290 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:42:24,290 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:42:24,291 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:42:24,291 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:42:24,292 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:42:24,292 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:42:24,293 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:42:24,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:42:24,294 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:42:24,295 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:42:24,295 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:42:24,295 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:42:24,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:42:24,296 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:42:24,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:42:24,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:42:24,298 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:42:24,298 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:42:24,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:42:24,299 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:42:24,299 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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab598119c4148bae0d8b880ae1fca3b30d4f7d9a1b46bb07e7f3565fa04f9e72 [2023-12-02 21:42:24,522 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:42:24,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:42:24,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:42:24,545 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:42:24,545 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:42:24,546 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-races/race-1_1-join.i [2023-12-02 21:42:27,263 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:42:27,535 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:42:27,536 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/sv-benchmarks/c/ldv-races/race-1_1-join.i [2023-12-02 21:42:27,556 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/data/e06631fc4/38e09959499644b4814419d1fb4f9da1/FLAG0af7b9f33 [2023-12-02 21:42:27,569 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/data/e06631fc4/38e09959499644b4814419d1fb4f9da1 [2023-12-02 21:42:27,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:42:27,572 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:42:27,573 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:42:27,573 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:42:27,577 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:42:27,578 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:42:27" (1/1) ... [2023-12-02 21:42:27,579 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dcc6361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:27, skipping insertion in model container [2023-12-02 21:42:27,580 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:42:27" (1/1) ... [2023-12-02 21:42:27,653 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:42:28,224 WARN L240 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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/sv-benchmarks/c/ldv-races/race-1_1-join.i[76068,76081] [2023-12-02 21:42:28,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:42:28,266 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:42:28,323 WARN L240 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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/sv-benchmarks/c/ldv-races/race-1_1-join.i[76068,76081] [2023-12-02 21:42:28,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:42:28,464 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:42:28,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28 WrapperNode [2023-12-02 21:42:28,464 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:42:28,466 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:42:28,466 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:42:28,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:42:28,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,526 INFO L138 Inliner]: procedures = 481, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 59 [2023-12-02 21:42:28,527 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:42:28,527 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:42:28,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:42:28,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:42:28,536 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,542 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,577 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,585 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,591 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:42:28,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:42:28,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:42:28,592 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:42:28,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:28" (1/1) ... [2023-12-02 21:42:28,598 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:42:28,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:42:28,634 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:42:28,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:42:28,662 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:42:28,662 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:42:28,662 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 21:42:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:42:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:42:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-12-02 21:42:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-12-02 21:42:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:42:28,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:42:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:42:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 21:42:28,663 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:42:28,664 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:42:28,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:42:28,664 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:42:28,665 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 21:42:28,900 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:42:28,902 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:42:29,026 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:42:29,044 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:42:29,044 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:42:29,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:42:29 BoogieIcfgContainer [2023-12-02 21:42:29,046 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:42:29,047 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:42:29,047 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:42:29,055 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:42:29,056 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:42:29" (1/1) ... [2023-12-02 21:42:29,056 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:42:29,060 INFO L158 Benchmark]: Toolchain (without parser) took 1487.71ms. Allocated memory is still 146.8MB. Free memory was 99.7MB in the beginning and 95.7MB in the end (delta: 3.9MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-12-02 21:42:29,061 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 107.0MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:42:29,062 INFO L158 Benchmark]: CACSL2BoogieTranslator took 891.52ms. Allocated memory is still 146.8MB. Free memory was 99.7MB in the beginning and 42.3MB in the end (delta: 57.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. [2023-12-02 21:42:29,062 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.17ms. Allocated memory is still 146.8MB. Free memory was 42.3MB in the beginning and 39.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:42:29,063 INFO L158 Benchmark]: Boogie Preprocessor took 63.95ms. Allocated memory is still 146.8MB. Free memory was 39.5MB in the beginning and 116.4MB in the end (delta: -76.8MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-12-02 21:42:29,064 INFO L158 Benchmark]: RCFGBuilder took 454.45ms. Allocated memory is still 146.8MB. Free memory was 116.4MB in the beginning and 96.5MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 21:42:29,064 INFO L158 Benchmark]: CodeCheck took 11.63ms. Allocated memory is still 146.8MB. Free memory was 96.5MB in the beginning and 95.7MB in the end (delta: 826.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:42:29,067 INFO L338 ainManager$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 0.26ms. Allocated memory is still 107.0MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 891.52ms. Allocated memory is still 146.8MB. Free memory was 99.7MB in the beginning and 42.3MB in the end (delta: 57.4MB). Peak memory consumption was 58.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.17ms. Allocated memory is still 146.8MB. Free memory was 42.3MB in the beginning and 39.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.95ms. Allocated memory is still 146.8MB. Free memory was 39.5MB in the beginning and 116.4MB in the end (delta: -76.8MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * RCFGBuilder took 454.45ms. Allocated memory is still 146.8MB. Free memory was 116.4MB in the beginning and 96.5MB in the end (delta: 19.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 11.63ms. Allocated memory is still 146.8MB. Free memory was 96.5MB in the beginning and 95.7MB in the end (delta: 826.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:42:29,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_1-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --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 ab598119c4148bae0d8b880ae1fca3b30d4f7d9a1b46bb07e7f3565fa04f9e72 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:42:31,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:42:31,093 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-02 21:42:31,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:42:31,123 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:42:31,124 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:42:31,124 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:42:31,125 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:42:31,125 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:42:31,126 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:42:31,127 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:42:31,127 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:42:31,127 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:42:31,128 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:42:31,128 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:42:31,129 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:42:31,129 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:42:31,130 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:42:31,130 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:42:31,131 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:42:31,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:42:31,132 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:42:31,132 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:42:31,133 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:42:31,133 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:42:31,134 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:42:31,134 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:42:31,135 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:42:31,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:42:31,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:42:31,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:42:31,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:42:31,137 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:42:31,138 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:42:31,138 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:42:31,138 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:42:31,138 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:42:31,139 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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ab598119c4148bae0d8b880ae1fca3b30d4f7d9a1b46bb07e7f3565fa04f9e72 [2023-12-02 21:42:31,436 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:42:31,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:42:31,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:42:31,460 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:42:31,460 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:42:31,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-races/race-1_1-join.i [2023-12-02 21:42:34,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:42:34,553 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:42:34,553 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/sv-benchmarks/c/ldv-races/race-1_1-join.i [2023-12-02 21:42:34,576 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/data/61bd7c94c/678f85eadce34df7a2af0f860ad7949e/FLAG4f869f29c [2023-12-02 21:42:34,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/data/61bd7c94c/678f85eadce34df7a2af0f860ad7949e [2023-12-02 21:42:34,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:42:34,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:42:34,593 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:42:34,593 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:42:34,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:42:34,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:42:34" (1/1) ... [2023-12-02 21:42:34,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7012dbed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:34, skipping insertion in model container [2023-12-02 21:42:34,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:42:34" (1/1) ... [2023-12-02 21:42:34,650 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:42:35,251 WARN L240 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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/sv-benchmarks/c/ldv-races/race-1_1-join.i[76068,76081] [2023-12-02 21:42:35,276 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:42:35,290 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:42:35,337 WARN L240 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_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/sv-benchmarks/c/ldv-races/race-1_1-join.i[76068,76081] [2023-12-02 21:42:35,343 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:42:35,445 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:42:35,445 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35 WrapperNode [2023-12-02 21:42:35,445 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:42:35,446 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:42:35,475 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:42:35,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:42:35,484 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,515 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,540 INFO L138 Inliner]: procedures = 485, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 58 [2023-12-02 21:42:35,540 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:42:35,541 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:42:35,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:42:35,542 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:42:35,551 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,557 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,558 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,575 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,578 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,587 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,590 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,599 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:42:35,600 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:42:35,600 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:42:35,601 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:42:35,601 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:42:35" (1/1) ... [2023-12-02 21:42:35,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:42:35,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:42:35,631 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:42:35,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:42:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:42:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:42:35,675 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-02 21:42:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-12-02 21:42:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:42:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:42:35,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-12-02 21:42:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-12-02 21:42:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:42:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:42:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:42:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:42:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:42:35,677 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-12-02 21:42:35,678 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:42:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:42:35,680 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 21:42:35,967 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:42:35,969 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:42:36,149 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:42:36,166 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:42:36,166 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:42:36,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:42:36 BoogieIcfgContainer [2023-12-02 21:42:36,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:42:36,169 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:42:36,169 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:42:36,177 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:42:36,177 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:42:36" (1/1) ... [2023-12-02 21:42:36,178 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 21:42:36,182 INFO L158 Benchmark]: Toolchain (without parser) took 1589.76ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 53.4MB in the beginning and 64.4MB in the end (delta: -11.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-12-02 21:42:36,183 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 79.7MB. Free memory was 55.4MB in the beginning and 55.4MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:42:36,183 INFO L158 Benchmark]: CACSL2BoogieTranslator took 852.49ms. Allocated memory is still 79.7MB. Free memory was 53.1MB in the beginning and 32.7MB in the end (delta: 20.5MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-12-02 21:42:36,184 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.50ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 32.7MB in the beginning and 93.8MB in the end (delta: -61.1MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2023-12-02 21:42:36,185 INFO L158 Benchmark]: Boogie Preprocessor took 57.99ms. Allocated memory is still 123.7MB. Free memory was 93.8MB in the beginning and 90.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:42:36,185 INFO L158 Benchmark]: RCFGBuilder took 568.06ms. Allocated memory is still 123.7MB. Free memory was 89.6MB in the beginning and 65.9MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-02 21:42:36,186 INFO L158 Benchmark]: CodeCheck took 11.71ms. Allocated memory is still 123.7MB. Free memory was 65.9MB in the beginning and 64.4MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:42:36,190 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 79.7MB. Free memory was 55.4MB in the beginning and 55.4MB in the end (delta: 26.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 852.49ms. Allocated memory is still 79.7MB. Free memory was 53.1MB in the beginning and 32.7MB in the end (delta: 20.5MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.50ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 32.7MB in the beginning and 93.8MB in the end (delta: -61.1MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.99ms. Allocated memory is still 123.7MB. Free memory was 93.8MB in the beginning and 90.2MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 568.06ms. Allocated memory is still 123.7MB. Free memory was 89.6MB in the beginning and 65.9MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 11.71ms. Allocated memory is still 123.7MB. Free memory was 65.9MB in the beginning and 64.4MB in the end (delta: 1.5MB). 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 21:42:36,210 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a94b3bac-acb9-441a-be73-1fe9e8b82b3e/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