./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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 6b30bad195dde021066febd52c7985271e0448c265b66e6efcbd9c3306420e73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:56:58,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:56:58,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:56:58,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:56:58,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:56:58,517 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:56:58,518 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:56:58,519 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:56:58,520 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:56:58,526 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:56:58,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:56:58,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:56:58,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:56:58,530 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:56:58,531 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:56:58,531 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:56:58,532 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:56:58,532 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:56:58,533 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:56:58,533 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:56:58,534 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:56:58,535 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:56:58,535 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:56:58,536 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:56:58,537 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:56:58,537 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:56:58,538 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:56:58,538 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:56:58,539 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:56:58,539 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_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b30bad195dde021066febd52c7985271e0448c265b66e6efcbd9c3306420e73 [2023-11-19 02:56:58,846 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:56:58,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:56:58,873 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:56:58,875 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:56:58,875 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:56:58,877 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-19 02:57:01,938 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:02,190 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:02,191 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-19 02:57:02,199 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/data/430fdc8fa/970ada81e420414c896af0b06e50da2c/FLAGdffdd8784 [2023-11-19 02:57:02,213 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/data/430fdc8fa/970ada81e420414c896af0b06e50da2c [2023-11-19 02:57:02,216 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:02,218 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:02,219 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:02,219 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:02,224 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:02,225 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,226 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ad3b4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02, skipping insertion in model container [2023-11-19 02:57:02,226 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,249 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:02,464 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:02,474 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:02,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:02,506 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:02,506 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:02,514 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:02,514 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02 WrapperNode [2023-11-19 02:57:02,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:02,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:02,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:02,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:02,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,550 INFO L138 Inliner]: procedures = 21, calls = 35, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2023-11-19 02:57:02,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:02,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:02,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:02,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:02,559 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,562 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,568 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,572 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,575 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,578 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:02,592 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:02,592 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:02,592 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:02,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:02" (1/1) ... [2023-11-19 02:57:02,599 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:02,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:02,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:02,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:02,677 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:57:02,677 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:57:02,678 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:57:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:57:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:57:02,679 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:57:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:57:02,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:57:02,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:02,684 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 02:57:02,829 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:02,831 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:03,064 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:03,130 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:03,130 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:57:03,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:03 BoogieIcfgContainer [2023-11-19 02:57:03,136 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:03,137 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:03,137 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:03,147 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:03,147 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:03" (1/1) ... [2023-11-19 02:57:03,148 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 02:57:03,152 INFO L158 Benchmark]: Toolchain (without parser) took 933.74ms. Allocated memory is still 151.0MB. Free memory was 120.3MB in the beginning and 87.1MB in the end (delta: 33.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:03,153 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory was 84.8MB in the beginning and 84.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:03,154 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.88ms. Allocated memory is still 151.0MB. Free memory was 120.0MB in the beginning and 108.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:03,155 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.79ms. Allocated memory is still 151.0MB. Free memory was 108.7MB in the beginning and 107.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:03,155 INFO L158 Benchmark]: Boogie Preprocessor took 27.29ms. Allocated memory is still 151.0MB. Free memory was 107.0MB in the beginning and 105.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:03,156 INFO L158 Benchmark]: RCFGBuilder took 544.15ms. Allocated memory is still 151.0MB. Free memory was 105.5MB in the beginning and 88.0MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:57:03,157 INFO L158 Benchmark]: CodeCheck took 14.03ms. Allocated memory is still 151.0MB. Free memory was 88.0MB in the beginning and 87.1MB in the end (delta: 894.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:03,161 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 125.8MB. Free memory was 84.8MB in the beginning and 84.7MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.88ms. Allocated memory is still 151.0MB. Free memory was 120.0MB in the beginning and 108.7MB in the end (delta: 11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.79ms. Allocated memory is still 151.0MB. Free memory was 108.7MB in the beginning and 107.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.29ms. Allocated memory is still 151.0MB. Free memory was 107.0MB in the beginning and 105.5MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 544.15ms. Allocated memory is still 151.0MB. Free memory was 105.5MB in the beginning and 88.0MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.03ms. Allocated memory is still 151.0MB. Free memory was 88.0MB in the beginning and 87.1MB in the end (delta: 894.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:57:03,190 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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 6b30bad195dde021066febd52c7985271e0448c265b66e6efcbd9c3306420e73 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:05,767 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:05,890 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:57:05,924 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:05,925 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:05,926 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:05,927 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:05,927 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:05,928 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:05,928 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:05,929 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:05,929 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:57:05,930 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:57:05,931 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:57:05,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:05,932 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:57:05,932 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:57:05,933 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:57:05,933 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:05,934 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:05,934 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:05,935 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:05,936 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:05,936 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:05,937 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:05,937 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:05,938 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:05,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:05,939 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:05,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:05,940 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:57:05,940 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:05,941 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:57:05,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:05,941 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_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b30bad195dde021066febd52c7985271e0448c265b66e6efcbd9c3306420e73 [2023-11-19 02:57:06,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:06,338 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:06,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:06,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:06,350 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:06,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-19 02:57:09,731 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:09,997 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:09,998 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/sv-benchmarks/c/weaver/popl20-bad-threaded-sum-2.wvr.c [2023-11-19 02:57:10,005 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/data/39346cf15/3a93ffa1de8645258520c38d0741a5a3/FLAGb3516584f [2023-11-19 02:57:10,017 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/data/39346cf15/3a93ffa1de8645258520c38d0741a5a3 [2023-11-19 02:57:10,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:10,021 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:10,022 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:10,022 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:10,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:10,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77637161 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10, skipping insertion in model container [2023-11-19 02:57:10,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,050 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:10,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:10,226 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:10,248 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:10,258 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:10,258 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:10,265 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:10,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10 WrapperNode [2023-11-19 02:57:10,266 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:10,267 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:10,267 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:10,268 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:10,275 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,286 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,316 INFO L138 Inliner]: procedures = 23, calls = 35, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 62 [2023-11-19 02:57:10,318 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:10,319 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:10,323 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:10,324 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:10,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,360 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,360 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,390 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,403 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,407 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,410 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:10,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:10,411 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:10,411 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:10,418 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:10" (1/1) ... [2023-11-19 02:57:10,429 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:10,441 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:10,452 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:10,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:10,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:57:10,491 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:57:10,491 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:57:10,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:57:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:57:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:57:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:57:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:57:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:10,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:57:10,497 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 02:57:10,671 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:10,674 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:10,939 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:10,995 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:10,996 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:57:11,000 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:11 BoogieIcfgContainer [2023-11-19 02:57:11,000 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:57:11,001 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:57:11,001 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:57:11,012 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:57:11,013 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:57:11" (1/1) ... [2023-11-19 02:57:11,014 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 02:57:11,023 INFO L158 Benchmark]: Toolchain (without parser) took 1001.20ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 51.3MB in the beginning and 58.3MB in the end (delta: -6.9MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-11-19 02:57:11,024 INFO L158 Benchmark]: CDTParser took 1.00ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 77.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:11,025 INFO L158 Benchmark]: CACSL2BoogieTranslator took 244.44ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 39.5MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:11,026 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.84ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 37.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:11,027 INFO L158 Benchmark]: Boogie Preprocessor took 91.15ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 37.8MB in the beginning and 79.0MB in the end (delta: -41.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:57:11,027 INFO L158 Benchmark]: RCFGBuilder took 589.69ms. Allocated memory is still 100.7MB. Free memory was 79.0MB in the beginning and 59.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 02:57:11,028 INFO L158 Benchmark]: CodeCheck took 15.05ms. Allocated memory is still 100.7MB. Free memory was 59.4MB in the beginning and 58.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:11,032 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 1.00ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 77.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 244.44ms. Allocated memory is still 75.5MB. Free memory was 51.2MB in the beginning and 39.5MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.84ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 37.8MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 91.15ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 37.8MB in the beginning and 79.0MB in the end (delta: -41.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 589.69ms. Allocated memory is still 100.7MB. Free memory was 79.0MB in the beginning and 59.4MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.05ms. Allocated memory is still 100.7MB. Free memory was 59.4MB in the beginning and 58.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:57:11,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ff59e34-d0f3-4874-8d9c-b7837c967c67/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