./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-1_2-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-1_2-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:46:38,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:46:38,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:46:38,666 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:46:38,667 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:46:38,698 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:46:38,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:46:38,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:46:38,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:46:38,702 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:46:38,702 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:46:38,703 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:46:38,704 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:46:38,704 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:46:38,705 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:46:38,706 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:46:38,706 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:46:38,707 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:46:38,708 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:46:38,708 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:46:38,709 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:46:38,710 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:46:38,711 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:46:38,711 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:46:38,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:38,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:46:38,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:46:38,713 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:46:38,714 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:46:38,715 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_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f [2023-11-19 02:46:38,999 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:46:39,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:46:39,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:46:39,025 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:46:39,026 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:46:39,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-1_2-join.i [2023-11-19 02:46:42,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:42,685 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:42,687 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/sv-benchmarks/c/ldv-races/race-1_2-join.i [2023-11-19 02:46:42,720 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/data/378087ba4/abfa88d42b0a489e97d6cb46a2bef18f/FLAG380af59f0 [2023-11-19 02:46:42,742 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/data/378087ba4/abfa88d42b0a489e97d6cb46a2bef18f [2023-11-19 02:46:42,745 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:42,747 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:42,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:42,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:42,754 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:42,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:42" (1/1) ... [2023-11-19 02:46:42,759 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e499d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:42, skipping insertion in model container [2023-11-19 02:46:42,759 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:42" (1/1) ... [2023-11-19 02:46:42,834 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:43,723 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:43,751 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:43,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:44,041 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:46:44,041 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:46:44,049 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:44,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44 WrapperNode [2023-11-19 02:46:44,050 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:44,051 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:44,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:44,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:44,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,099 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,131 INFO L138 Inliner]: procedures = 482, calls = 34, calls flagged for inlining = 9, calls inlined = 12, statements flattened = 101 [2023-11-19 02:46:44,132 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:44,133 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:44,133 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:44,133 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:44,143 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,150 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,151 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,168 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,171 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,177 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,188 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:44,189 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:44,189 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:44,189 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:44,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,196 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:44,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:44,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:44,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:46:44,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:46:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:46:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:46:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:46:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:44,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:46:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:44,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:44,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:46:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:46:44,290 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:46:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:46:44,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:46:44,292 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:46:44,607 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:44,610 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:44,873 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:44,934 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:44,940 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:46:44,946 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:44 BoogieIcfgContainer [2023-11-19 02:46:44,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:46:44,948 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:46:44,948 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:46:44,963 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:46:44,964 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:44" (1/1) ... [2023-11-19 02:46:44,965 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) [2023-11-19 02:46:44,971 INFO L158 Benchmark]: Toolchain (without parser) took 2222.74ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 81.6MB in the beginning and 88.0MB in the end (delta: -6.5MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2023-11-19 02:46:44,971 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 127.9MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:44,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1301.88ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 81.3MB in the beginning and 118.5MB in the end (delta: -37.3MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2023-11-19 02:46:44,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.56ms. Allocated memory is still 180.4MB. Free memory was 118.0MB in the beginning and 115.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:44,975 INFO L158 Benchmark]: Boogie Preprocessor took 55.39ms. Allocated memory is still 180.4MB. Free memory was 115.3MB in the beginning and 112.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:44,976 INFO L158 Benchmark]: RCFGBuilder took 758.07ms. Allocated memory is still 180.4MB. Free memory was 112.6MB in the beginning and 89.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:44,977 INFO L158 Benchmark]: CodeCheck took 20.53ms. Allocated memory is still 180.4MB. Free memory was 89.2MB in the beginning and 88.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:44,988 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 0.27ms. Allocated memory is still 127.9MB. Free memory is still 76.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1301.88ms. Allocated memory was 127.9MB in the beginning and 180.4MB in the end (delta: 52.4MB). Free memory was 81.3MB in the beginning and 118.5MB in the end (delta: -37.3MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.56ms. Allocated memory is still 180.4MB. Free memory was 118.0MB in the beginning and 115.3MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.39ms. Allocated memory is still 180.4MB. Free memory was 115.3MB in the beginning and 112.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 758.07ms. Allocated memory is still 180.4MB. Free memory was 112.6MB in the beginning and 89.5MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 20.53ms. Allocated memory is still 180.4MB. Free memory was 89.2MB in the beginning and 88.0MB 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. [2023-11-19 02:46:45,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-1_2-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:46:47,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:46:47,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:46:47,965 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:46:47,967 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:46:47,968 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:46:47,969 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:46:47,969 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:46:47,970 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:46:47,976 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:46:47,977 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:46:47,977 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:46:47,978 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:46:47,979 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:46:47,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:46:47,981 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:46:47,981 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:46:47,982 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:46:47,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:46:47,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:46:47,984 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:46:47,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:46:47,985 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:46:47,985 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:46:47,986 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:46:47,986 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:46:47,987 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:46:47,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:47,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:46:47,989 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:46:47,990 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:46:47,990 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:46:47,991 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:46:47,991 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:46:47,991 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_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f [2023-11-19 02:46:48,456 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:46:48,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:46:48,500 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:46:48,507 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:46:48,508 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:46:48,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-1_2-join.i [2023-11-19 02:46:51,772 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:52,248 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:52,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/sv-benchmarks/c/ldv-races/race-1_2-join.i [2023-11-19 02:46:52,289 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/data/c9275914b/cc68bb93554b42f28cc777b9ea170c80/FLAGea7f8cdb6 [2023-11-19 02:46:52,310 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/data/c9275914b/cc68bb93554b42f28cc777b9ea170c80 [2023-11-19 02:46:52,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:52,318 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:52,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:52,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:52,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:52,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:52" (1/1) ... [2023-11-19 02:46:52,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6283c772 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:52, skipping insertion in model container [2023-11-19 02:46:52,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:52" (1/1) ... [2023-11-19 02:46:52,427 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:53,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:53,389 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:53,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:53,610 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:46:53,611 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:46:53,618 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:53,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53 WrapperNode [2023-11-19 02:46:53,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:53,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:53,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:53,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:53,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,672 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,711 INFO L138 Inliner]: procedures = 486, calls = 34, calls flagged for inlining = 9, calls inlined = 12, statements flattened = 100 [2023-11-19 02:46:53,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:53,712 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:53,713 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:53,713 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:53,722 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,729 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,750 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,758 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,762 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,772 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:53,773 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:53,773 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:53,774 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:53,774 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:53" (1/1) ... [2023-11-19 02:46:53,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:53,798 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:53,811 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:53,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:46:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:46:53,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:46:53,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 02:46:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:46:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 02:46:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:53,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:46:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:53,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:53,880 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:46:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:46:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:46:53,881 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:46:53,881 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:46:53,883 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:46:54,320 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:54,323 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:54,689 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:54,726 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:54,727 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:46:54,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:54 BoogieIcfgContainer [2023-11-19 02:46:54,731 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:46:54,733 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:46:54,733 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:46:54,744 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:46:54,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:54" (1/1) ... [2023-11-19 02:46:54,745 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) [2023-11-19 02:46:54,750 INFO L158 Benchmark]: Toolchain (without parser) took 2431.23ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 42.2MB in the beginning and 59.9MB in the end (delta: -17.7MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-19 02:46:54,751 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 69.2MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:46:54,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1298.50ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 42.0MB in the beginning and 67.1MB in the end (delta: -25.1MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2023-11-19 02:46:54,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 91.67ms. Allocated memory is still 96.5MB. Free memory was 67.1MB in the beginning and 64.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:54,754 INFO L158 Benchmark]: Boogie Preprocessor took 60.00ms. Allocated memory is still 96.5MB. Free memory was 64.0MB in the beginning and 60.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:46:54,755 INFO L158 Benchmark]: RCFGBuilder took 958.51ms. Allocated memory is still 96.5MB. Free memory was 60.4MB in the beginning and 61.1MB in the end (delta: -628.2kB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:54,756 INFO L158 Benchmark]: CodeCheck took 15.39ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 59.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:46:54,767 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 0.65ms. Allocated memory is still 69.2MB. Free memory was 44.7MB in the beginning and 44.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1298.50ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 42.0MB in the beginning and 67.1MB in the end (delta: -25.1MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 91.67ms. Allocated memory is still 96.5MB. Free memory was 67.1MB in the beginning and 64.0MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.00ms. Allocated memory is still 96.5MB. Free memory was 64.0MB in the beginning and 60.4MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 958.51ms. Allocated memory is still 96.5MB. Free memory was 60.4MB in the beginning and 61.1MB in the end (delta: -628.2kB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * CodeCheck took 15.39ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 59.9MB 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. [2023-11-19 02:46:54,822 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f79336a6-d06c-42b5-af24-470f856b2b97/bin/ukojak-verify-G8NBE6pJGL/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